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Overview
Comment:Update the built-in SQLite to the first 3.30.0 beta.
Timelines: family | ancestors | trunk
Files: files | file ages | folders
SHA1: 0b85555747185ca6a6602a0c11889ba9b023e0ed
User & Date: drh 2019-09-28 19:29:57
Context
2019-09-28
19:29
Update the built-in SQLite to the first 3.30.0 beta. Leaf check-in: 0b85555747 user: drh tags: trunk
2019-07-08
20:51
Update the built-in SQLite to the first 3.29.0 beta. check-in: bf409a4f2c user: drh tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to src/sqlite3.c.

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77931
77932
77933
77934
77935
77936
77937
77938
77939
77940
77941


77942
77943
77944
77945
77946
77947
77948
.....
78341
78342
78343
78344
78345
78346
78347


78348
78349

78350
78351
78352
78353
78354
78355
78356
.....
79864
79865
79866
79867
79868
79869
79870

79871
79872
79873
79874






79875
79876
79877
79878
79879
79880
79881
.....
79928
79929
79930
79931
79932
79933
79934

79935
79936
79937
79938
79939
79940
79941
.....
80236
80237
80238
80239
80240
80241
80242
80243
80244
80245
80246
80247
80248
80249
80250
.....
80335
80336
80337
80338
80339
80340
80341
80342
80343
80344
80345
80346
80347
80348
80349
.....
80366
80367
80368
80369
80370
80371
80372





80373
80374
80375
80376
80377
80378
80379
80380
.....
80742
80743
80744
80745
80746
80747
80748
80749
80750
80751
80752
80753
80754
80755
80756
.....
80865
80866
80867
80868
80869
80870
80871
80872





80873

80874
80875
80876
80877
80878
80879
80880
.....
81034
81035
81036
81037
81038
81039
81040
81041




81042
81043
81044
81045
81046
81047
81048
81049
81050
81051
81052
81053
81054
81055
81056
81057
81058
81059
81060
81061
81062
81063
81064
81065
.....
81083
81084
81085
81086
81087
81088
81089
81090



81091
81092
81093
81094
81095
81096
81097
.....
81332
81333
81334
81335
81336
81337
81338
81339
81340
81341
81342
81343
81344
81345
81346
.....
81429
81430
81431
81432
81433
81434
81435
81436
81437
81438
81439
81440
81441
81442
81443
.....
82298
82299
82300
82301
82302
82303
82304
82305
82306
82307
82308
82309
82310
82311
82312
.....
82363
82364
82365
82366
82367
82368
82369
82370
82371
82372
82373
82374
82375
82376
82377
.....
82397
82398
82399
82400
82401
82402
82403
82404
82405
82406
82407
82408
82409
82410
82411
.....
84049
84050
84051
84052
84053
84054
84055

84056
84057
84058
84059
84060
84061
84062
.....
84188
84189
84190
84191
84192
84193
84194

84195
84196
84197
84198
84199
84200

84201
84202
84203
84204
84205
84206
84207
84208
.....
84224
84225
84226
84227
84228
84229
84230
84231
84232
84233
84234
84235
84236
84237
84238
.....
84935
84936
84937
84938
84939
84940
84941
84942
84943
84944
84945
84946
84947
84948
84949
.....
84959
84960
84961
84962
84963
84964
84965

84966
84967
84968
84969
84970
84971
84972
.....
85626
85627
85628
85629
85630
85631
85632

85633
85634
85635
85636
85637
85638
85639
.....
86021
86022
86023
86024
86025
86026
86027
86028
86029
86030





86031
86032
86033
86034
86035
86036
86037
.....
86314
86315
86316
86317
86318
86319
86320
86321
86322
86323
86324
86325
86326
86327
86328
86329
86330
86331
86332
.....
86607
86608
86609
86610
86611
86612
86613
86614
86615
86616
86617
86618
86619
86620







86621
86622





86623
86624
86625
86626
86627
86628
86629
.....
86722
86723
86724
86725
86726
86727
86728
86729























86730
86731
86732
86733
86734
86735
86736
86737
86738
86739
86740
86741
86742
86743

































































86744
86745
86746

86747
86748
86749
86750
86751
86752
86753
86754
86755
86756

86757
86758
86759
86760
86761
86762
86763
.....
87085
87086
87087
87088
87089
87090
87091
87092
87093
87094
87095
87096
87097
87098
87099
.....
87823
87824
87825
87826
87827
87828
87829

87830
87831
87832
87833
87834
87835
87836
87837

87838
87839
87840
87841


87842
87843
87844
87845
87846
87847
87848
87849

87850
87851
87852
87853
87854
87855
87856
.....
89136
89137
89138
89139
89140
89141
89142
89143
89144

89145
89146
89147
89148
89149
89150
89151
89152
89153
89154
.....
89659
89660
89661
89662
89663
89664
89665
89666
89667
89668
89669
89670
89671
89672
89673
.....
91866
91867
91868
91869
91870
91871
91872

91873
91874
91875
91876
91877

91878
91879
91880
91881
91882
91883
91884
.....
92850
92851
92852
92853
92854
92855
92856

92857
92858
92859
92860
92861
92862
92863
92864
.....
92918
92919
92920
92921
92922
92923
92924
92925

92926
92927
92928
92929
92930
92931
92932
.....
93033
93034
93035
93036
93037
93038
93039

93040
93041
93042
93043
93044
93045
93046
.....
93749
93750
93751
93752
93753
93754
93755
93756
93757
93758

93759
93760
93761
93762


93763
93764
93765
93766
93767
93768
93769
.....
94879
94880
94881
94882
94883
94884
94885
94886
94887
94888
94889
94890
94891
94892
94893
94894
94895
94896
94897
94898
94899
94900
.....
95245
95246
95247
95248
95249
95250
95251

95252

95253

95254










95255
95256
95257
95258
95259
95260
95261
.....
95283
95284
95285
95286
95287
95288
95289

95290
95291
95292

95293

95294
95295
95296
95297
95298
95299
95300
95301

95302
95303
95304
95305
95306
95307
95308
.....
95336
95337
95338
95339
95340
95341
95342


95343
95344
95345
95346
95347
95348
95349
95350
95351
.....
95508
95509
95510
95511
95512
95513
95514







95515
95516
95517
95518
95519
95520
95521
.....
95794
95795
95796
95797
95798
95799
95800
95801
95802
95803
95804
95805
95806
95807
95808
.....
95826
95827
95828
95829
95830
95831
95832
95833
95834
95835
95836
95837
95838
95839
95840
.....
96102
96103
96104
96105
96106
96107
96108
96109
96110
96111
96112
96113
96114
96115
96116
.....
96162
96163
96164
96165
96166
96167
96168
96169


96170
96171
96172
96173
96174
96175
96176
.....
96234
96235
96236
96237
96238
96239
96240









96241
96242
96243
96244
96245
96246
96247
96248
96249
96250
96251
96252
96253
96254
96255
96256
96257
96258
96259
96260
96261
96262
96263
96264
96265
96266
96267
96268
.....
96282
96283
96284
96285
96286
96287
96288









96289
96290
96291
96292
96293
96294
96295
96296
96297
96298
96299





96300
96301
96302
96303
96304

96305
96306
96307
96308
96309
96310
96311
96312
96313
96314
96315
96316
96317
96318
96319
96320
96321
96322
96323





96324
96325
96326
96327
96328
96329
96330
96331
96332
96333
96334
96335
96336
.....
96360
96361
96362
96363
96364
96365
96366
96367
96368
96369
96370
96371
96372
96373
96374
.....
96571
96572
96573
96574
96575
96576
96577
96578
96579
96580
96581
96582
96583
96584
96585
.....
96665
96666
96667
96668
96669
96670
96671
96672
96673
96674
96675
96676
96677
96678
96679
.....
96687
96688
96689
96690
96691
96692
96693
96694
96695
96696

96697
96698
96699
96700
96701
96702
96703
96704
96705
96706
96707
96708
96709
96710
96711
96712
96713

96714
96715
96716
96717
96718
96719

96720
96721
96722


96723
96724
96725
96726
96727
96728
96729
.....
96752
96753
96754
96755
96756
96757
96758
96759
96760
96761
96762
96763
96764
96765
96766
.....
96786
96787
96788
96789
96790
96791
96792
96793
96794
96795
96796
96797
96798
96799
96800
.....
97254
97255
97256
97257
97258
97259
97260
97261
97262
97263
97264
97265
97266
97267
97268
.....
97281
97282
97283
97284
97285
97286
97287
97288
97289
97290
97291
97292
97293
97294
97295
.....
97316
97317
97318
97319
97320
97321
97322
97323
97324
97325
97326













97327
97328
97329
97330
97331
97332
97333
.....
97354
97355
97356
97357
97358
97359
97360
97361
97362
97363
97364
97365
97366
97367
97368
.....
97440
97441
97442
97443
97444
97445
97446
97447
97448
97449
97450
97451
97452
97453
97454
97455
97456
97457
97458
97459
97460
97461
97462
97463
97464


97465
97466
97467
97468
97469
97470
97471
.....
97490
97491
97492
97493
97494
97495
97496
97497
97498
97499

97500
97501
97502
97503
97504

97505
97506
97507
97508
97509
97510
97511
.....
98111
98112
98113
98114
98115
98116
98117
98118
98119
98120
98121
98122
98123
98124
98125
.....
98250
98251
98252
98253
98254
98255
98256

98257
98258

98259
98260
98261
98262

98263
98264
98265


98266
98267
98268
98269
98270
98271
98272
.....
98293
98294
98295
98296
98297
98298
98299
98300
98301
98302
98303
98304
98305
98306
98307
98308
98309
98310
98311
98312
98313
98314
98315
98316
.....
98542
98543
98544
98545
98546
98547
98548
98549
98550
98551
98552




98553
98554
98555
98556
98557
98558
98559
.....
98619
98620
98621
98622
98623
98624
98625
98626
98627

98628
98629
98630
98631
98632
98633
98634
.....
98731
98732
98733
98734
98735
98736
98737
98738
98739
98740
98741
98742
98743
98744
98745
.....
98840
98841
98842
98843
98844
98845
98846




98847
98848
98849
98850
98851
98852
98853
.....
98872
98873
98874
98875
98876
98877
98878
98879

98880
98881
98882


98883
98884
98885






98886





98887







98888
98889
98890
98891
98892
98893
98894
.....
99379
99380
99381
99382
99383
99384
99385

99386
99387



99388
99389
99390
99391
99392
99393
99394
99395
99396
99397
99398
99399
99400
99401
99402
99403
99404
99405
99406
99407
99408
99409
99410
99411
99412
99413
.....
99582
99583
99584
99585
99586
99587
99588
99589
99590
99591
99592
99593
99594
99595
99596
......
100007
100008
100009
100010
100011
100012
100013
100014
100015
100016
100017
100018
100019
100020
100021
100022
100023
......
100035
100036
100037
100038
100039
100040
100041
100042
100043
100044
100045
100046
100047
100048
100049
100050
100051
100052
100053
100054
100055
100056

100057
100058
100059
100060
100061
100062
100063
100064
100065
100066
100067
100068
100069
100070
100071
100072
100073
100074
100075
100076
100077
......
100141
100142
100143
100144
100145
100146
100147
100148
100149









100150
100151
100152


100153
100154
100155
100156
100157
100158
100159
......
100160
100161
100162
100163
100164
100165
100166

100167
100168
100169
100170
100171
100172
100173
......
100307
100308
100309
100310
100311
100312
100313

100314
100315
100316
100317
100318

100319





100320

100321
100322
100323
100324
100325
100326
100327
......
100598
100599
100600
100601
100602
100603
100604
100605
100606
100607
100608
100609
100610
100611
100612
......
100699
100700
100701
100702
100703
100704
100705
100706
100707
100708
100709
100710
100711
100712
100713
......
100715
100716
100717
100718
100719
100720
100721











100722

100723
100724
100725
100726
100727
100728
100729
......
101002
101003
101004
101005
101006
101007
101008
101009
101010
101011
101012
101013
101014
101015
101016
......
101110
101111
101112
101113
101114
101115
101116
101117
101118
101119
101120
101121
101122
101123
101124
101125
......
101214
101215
101216
101217
101218
101219
101220






101221
101222

101223





101224

101225
101226
101227
101228
101229
101230
101231
......
101254
101255
101256
101257
101258
101259
101260


101261
101262
101263
101264
101265
101266
101267
101268
101269




101270
101271
101272
101273
101274
101275
101276
101277
101278
101279
101280
101281
101282
......
101296
101297
101298
101299
101300
101301
101302

101303
101304
101305
101306
101307
101308
101309
101310
101311
101312
101313
101314
101315
101316
101317
101318
101319
101320
101321
101322
101323
101324
101325
101326
101327
101328
101329
101330
101331
101332
101333
101334
101335
......
101386
101387
101388
101389
101390
101391
101392
101393
101394
101395
101396
101397
101398
101399
101400
......
101577
101578
101579
101580
101581
101582
101583
101584
101585
101586
101587
101588


101589
101590
101591
101592
101593
101594
101595


101596
101597
101598
101599
101600
101601
101602
101603
101604
101605
101606
101607
101608
101609
101610
101611
101612
101613
101614
101615
101616
101617


101618
101619
101620
101621
101622
101623
101624
......
102049
102050
102051
102052
102053
102054
102055
102056
102057
102058
102059
102060
102061
102062
102063
102064
102065
102066
102067
102068
102069
102070
102071
102072
102073
102074
102075
102076
......
102086
102087
102088
102089
102090
102091
102092

102093
102094
102095
102096
102097
102098
102099
102100
......
102116
102117
102118
102119
102120
102121
102122
102123
102124
102125
102126
102127
102128
102129
102130
102131
102132
102133
102134
102135
102136
102137
102138
102139
102140
102141



102142
102143
102144
102145
102146
102147
102148
102149
102150
102151
102152


102153
102154
102155
102156
102157
102158
102159
102160
102161
102162
102163
102164
102165
102166
102167
102168
102169
102170
102171
102172
102173
102174
102175
102176
102177
102178
102179






102180
102181
102182
102183
102184
102185
102186
102187
102188
102189
102190
102191
102192
102193
102194
102195
102196
102197
102198
102199
102200
102201
102202

102203
102204
102205
102206
102207
102208
102209
......
102261
102262
102263
102264
102265
102266
102267
102268
102269
102270
102271
102272
102273
102274
102275
102276
102277
102278
102279
102280
102281
102282
102283
102284
......
102286
102287
102288
102289
102290
102291
102292












102293
102294
102295
102296
102297
102298
102299
......
102306
102307
102308
102309
102310
102311
102312

102313
102314
102315
102316
102317
102318
102319
......
102335
102336
102337
102338
102339
102340
102341
102342
102343
102344
102345
102346
102347
102348
102349
......
102441
102442
102443
102444
102445
102446
102447
102448



102449
102450
102451
102452
102453
102454
102455
......
102458
102459
102460
102461
102462
102463
102464

102465
102466
102467
102468
102469
102470
102471
102472
102473
......
102728
102729
102730
102731
102732
102733
102734





102735
102736
102737
102738
102739
102740
102741
......
102897
102898
102899
102900
102901
102902
102903
102904
102905
102906
102907
102908
102909
102910
102911
102912
......
104459
104460
104461
104462
104463
104464
104465
104466
104467
104468
104469
104470
104471
104472
104473
104474
104475
104476
104477
104478
104479
......
104576
104577
104578
104579
104580
104581
104582
104583
104584
104585
104586
104587
104588
104589
104590
104591
104592
104593
104594
104595
104596
104597
104598
104599
104600
......
104615
104616
104617
104618
104619
104620
104621
104622
104623
104624
104625
104626
104627
104628
104629

104630
104631
104632
104633
104634
104635
104636
......
104703
104704
104705
104706
104707
104708
104709
104710
104711
104712
104713
104714
104715
104716
104717
......
104734
104735
104736
104737
104738
104739
104740
104741
104742
104743
104744
104745
104746
104747
104748
104749
104750
104751
104752
104753
104754
104755
104756
104757
104758
104759
104760
......
104762
104763
104764
104765
104766
104767
104768
104769
104770
104771
104772
104773
104774
104775
104776
104777
104778
104779
104780
104781
104782
104783
104784
104785
104786
104787
104788
104789
......
104796
104797
104798
104799
104800
104801
104802
104803
104804
104805
104806
104807
104808
104809
104810
......
104816
104817
104818
104819
104820
104821
104822
104823
104824
104825
104826
104827
104828
104829
104830
......
104839
104840
104841
104842
104843
104844
104845
104846
104847
104848
104849
104850
104851
104852
104853
......
104856
104857
104858
104859
104860
104861
104862
104863
104864
104865
104866
104867
104868
104869
104870
......
104876
104877
104878
104879
104880
104881
104882
104883
104884
104885
104886
104887
104888
104889
104890
......
104911
104912
104913
104914
104915
104916
104917
104918
104919
104920
104921
104922
104923
104924
104925
......
104951
104952
104953
104954
104955
104956
104957
104958
104959
104960
104961
104962
104963
104964
104965
......
104970
104971
104972
104973
104974
104975
104976
104977
104978
104979
104980
104981
104982
104983
104984
104985
104986
104987
104988
104989
104990
104991
104992
104993
104994
104995
104996
104997
104998
104999
105000
105001
105002
105003
105004
105005
......
105025
105026
105027
105028
105029
105030
105031
105032
105033
105034
105035
105036
105037
105038
105039
......
105046
105047
105048
105049
105050
105051
105052
105053
105054
105055
105056
105057
105058
105059
105060
105061
105062
105063
105064
105065
105066
105067
105068
105069
105070
105071
105072
105073
105074
105075
105076
105077
105078
105079
105080
105081
105082
105083
105084
105085
105086
105087
105088
......
105115
105116
105117
105118
105119
105120
105121
105122
105123
105124
105125
105126
105127
105128
105129
105130
105131
105132
105133
105134
105135
105136
105137
105138
105139
105140
105141
105142
105143
105144
105145
105146
105147
105148
105149
105150
......
105156
105157
105158
105159
105160
105161
105162
105163
105164
105165
105166
105167
105168
105169
105170
......
105188
105189
105190
105191
105192
105193
105194
105195
105196
105197
105198
105199
105200
105201
105202
105203
105204
105205
105206
105207
105208
105209
......
105228
105229
105230
105231
105232
105233
105234
105235
105236
105237
105238
105239
105240
105241
105242
......
105259
105260
105261
105262
105263
105264
105265
105266
105267
105268
105269
105270
105271
105272
105273
105274
105275
105276
105277
105278
105279
105280
105281
105282
105283
105284
105285
......
105326
105327
105328
105329
105330
105331
105332
105333
105334
105335
105336
105337
105338
105339
105340
......
105355
105356
105357
105358
105359
105360
105361
105362
105363
105364
105365
105366
105367
105368
105369
105370
105371
......
105374
105375
105376
105377
105378
105379
105380
105381
105382
105383
105384
105385
105386
105387
105388
105389
105390
105391
105392
105393
105394
105395
105396
105397
105398
105399
105400
105401
105402
105403
105404
105405
105406
105407
105408
105409
105410
105411
105412
105413
105414
105415
105416
......
105429
105430
105431
105432
105433
105434
105435
105436
105437
105438
105439
105440
105441
105442
105443
......
105563
105564
105565
105566
105567
105568
105569
105570
105571
105572
105573
105574
105575
105576
105577
105578
105579
105580
105581
105582
105583
105584
105585
105586
......
105643
105644
105645
105646
105647
105648
105649
105650
105651
105652
105653
105654
105655
105656
105657
105658
105659
105660
105661
105662
......
105669
105670
105671
105672
105673
105674
105675
105676
105677
105678
105679
105680
105681
105682
105683
105684
105685
105686
105687
105688
105689
105690
105691
105692
105693
105694
105695
105696
105697
105698
......
105707
105708
105709
105710
105711
105712
105713
105714
105715
105716
105717
105718
105719
105720
105721
105722
105723
105724
105725
105726
105727
105728
105729
105730
105731
105732
105733
105734
105735
......
105896
105897
105898
105899
105900
105901
105902
105903
105904
105905
105906
105907
105908
105909
105910
105911
105912
105913
105914
105915
105916
105917
105918
105919
105920
105921
105922
105923
105924
105925
105926
105927
105928
105929
105930
105931
105932
105933
105934
105935


105936
105937
105938
105939
105940
105941
105942
105943
......
105983
105984
105985
105986
105987
105988
105989
105990
105991
105992
105993
105994
105995
105996
105997
......
106019
106020
106021
106022
106023
106024
106025
106026
106027
106028
106029
106030
106031
106032
106033
......
106035
106036
106037
106038
106039
106040
106041
106042
106043
106044
106045
106046
106047
106048
106049
106050
106051
106052
......
106116
106117
106118
106119
106120
106121
106122
106123
106124
106125
106126
106127
106128
106129
106130
106131
106132
106133
106134
106135
106136
106137
106138
106139
106140
106141
106142
106143
106144
......
106164
106165
106166
106167
106168
106169
106170
106171
106172
106173
106174
106175
106176
106177
106178
106179
106180
106181
106182
106183
106184
106185
106186
106187
106188
......
106216
106217
106218
106219
106220
106221
106222
106223
106224
106225
106226
106227
106228
106229
106230
106231
106232
......
106251
106252
106253
106254
106255
106256
106257
106258
106259
106260
106261
106262
106263
106264
106265
106266
106267
106268
106269
106270
106271
106272
106273
106274
106275
106276
106277
106278
106279
106280
106281
106282
106283
106284
106285
106286
106287
106288
106289
106290
106291
106292
106293
106294
106295
106296
106297
106298
106299
106300
106301
106302
106303
......
106317
106318
106319
106320
106321
106322
106323
106324
106325
106326
106327
106328
106329
106330
106331
......
106345
106346
106347
106348
106349
106350
106351
106352
106353
106354
106355
106356
106357
106358
106359
......
106670
106671
106672
106673
106674
106675
106676

106677
106678
106679
106680
106681
106682
106683
......
106693
106694
106695
106696
106697
106698
106699












106700
106701
106702
106703
106704
106705
106706
......
106931
106932
106933
106934
106935
106936
106937

106938
106939
106940
106941
106942
106943
106944
......
107083
107084
107085
107086
107087
107088
107089
107090
107091
107092
107093
107094
107095
107096
107097
......
107737
107738
107739
107740
107741
107742
107743
107744
107745
107746
107747
107748
107749
107750
107751
......
108110
108111
108112
108113
108114
108115
108116




108117
108118





















108119
108120
108121

108122

108123

108124
108125
108126
108127
108128
108129
108130
......
108197
108198
108199
108200
108201
108202
108203
108204
108205
108206
108207
108208
108209
108210
108211
......
108697
108698
108699
108700
108701
108702
108703
108704
108705
108706
108707
108708
108709
108710
108711
......
109112
109113
109114
109115
109116
109117
109118

109119
109120
109121
109122
109123
109124
109125
......
109147
109148
109149
109150
109151
109152
109153
109154
109155
109156
109157
109158
109159
109160

109161
109162
109163
109164
109165
109166
109167
......
109168
109169
109170
109171
109172
109173
109174


109175
109176
109177
109178
109179
109180
109181
109182
109183
109184
109185
109186
109187
109188
109189
109190
......
109226
109227
109228
109229
109230
109231
109232

109233


109234
109235
109236
109237
109238
109239
109240
109241
109242
109243
109244
109245
109246
109247
109248
109249
109250
109251
109252
109253
109254
......
109437
109438
109439
109440
109441
109442
109443
109444
109445
109446
109447
109448
109449
109450
109451
......
109701
109702
109703
109704
109705
109706
109707
109708
109709
109710
109711
109712
109713
109714
109715
109716
109717
109718
......
109720
109721
109722
109723
109724
109725
109726
109727

109728
109729
109730
109731
109732
109733
109734
......
110065
110066
110067
110068
110069
110070
110071
110072

110073
110074
110075
110076
110077
110078
110079
......
110401
110402
110403
110404
110405
110406
110407





















110408
110409
110410
110411
110412
110413
110414
......
110452
110453
110454
110455
110456
110457
110458



110459
110460
110461
110462
110463
110464
110465
......
110551
110552
110553
110554
110555
110556
110557
110558
110559
110560
110561
110562
110563
110564
110565
......
110617
110618
110619
110620
110621
110622
110623
110624
110625
110626
110627
110628
110629
110630
110631
......
110735
110736
110737
110738
110739
110740
110741
110742
110743
110744
110745
110746
110747
110748
110749
......
110910
110911
110912
110913
110914
110915
110916

110917
110918
110919
110920
110921
110922
110923
......
111952
111953
111954
111955
111956
111957
111958
111959

111960
111961
111962
111963
111964
111965
111966
......
113708
113709
113710
113711
113712
113713
113714


113715
113716
113717
113718
113719
113720
113721
113722
113723
113724
113725
113726
113727
113728
113729
113730










113731
113732
113733
113734
113735
113736
113737
113738
113739
113740
113741
113742
113743
113744
113745







113746
113747
113748
113749
113750
113751
113752
......
115491
115492
115493
115494
115495
115496
115497
115498
115499
115500
115501
115502
115503
115504
115505
115506
115507
......
115996
115997
115998
115999
116000
116001
116002
116003
116004
116005
116006
116007
116008
116009
116010
116011
116012
116013
116014
116015
116016
......
116805
116806
116807
116808
116809
116810
116811
116812
116813
116814
116815
116816
116817
116818
116819
......
116850
116851
116852
116853
116854
116855
116856

116857
116858
116859
116860
116861
116862
116863
......
117040
117041
117042
117043
117044
117045
117046

117047
117048
117049
117050
117051
117052
117053
117054
117055

117056

117057
117058
117059
117060
117061
117062
117063
117064
117065
......
117091
117092
117093
117094
117095
117096
117097

117098
117099
117100
117101
117102
117103
117104
117105
117106
117107
117108
117109
......
117783
117784
117785
117786
117787
117788
117789



117790
117791
117792
117793
117794
117795
117796
......
119897
119898
119899
119900
119901
119902
119903


119904
119905
119906
119907
119908
119909
119910
......
120189
120190
120191
120192
120193
120194
120195


120196
120197
120198
120199
120200
120201
120202
......
120654
120655
120656
120657
120658
120659
120660
120661


120662
120663
120664
120665
120666
120667
120668
......
121367
121368
121369
121370
121371
121372
121373
121374
121375
121376
121377
121378
121379
121380
121381
......
121491
121492
121493
121494
121495
121496
121497
121498
121499
121500
121501
121502
121503
121504
121505
......
121526
121527
121528
121529
121530
121531
121532
121533
121534
121535
121536
121537
121538
121539
121540
......
121724
121725
121726
121727
121728
121729
121730
121731
121732
121733
121734
121735
121736
121737
121738
......
122856
122857
122858
122859
122860
122861
122862









122863
122864
122865
122866
122867
122868
122869
......
122935
122936
122937
122938
122939
122940
122941
122942
122943
122944
122945
122946
122947
122948
122949
......
124270
124271
124272
124273
124274
124275
124276

124277

124278
124279
124280
124281
124282
124283
124284
124285
124286
124287
124288
124289
124290
124291
124292
124293
124294
124295
124296
124297
124298
124299
124300
124301
124302
124303
124304
124305
124306
124307
124308
124309
124310
124311
124312
124313
124314
124315

124316
124317
124318
124319
124320
124321
124322
124323
124324
124325
124326
124327
124328
124329
124330
124331
124332
124333
124334
124335
124336
124337
124338
124339
124340
124341
124342
124343
124344
124345
124346
124347
124348
124349
124350
124351
124352
124353
124354
124355
124356
124357
......
124364
124365
124366
124367
124368
124369
124370
124371
124372
124373
124374
124375
124376
124377
124378
......
124383
124384
124385
124386
124387
124388
124389

124390

124391
124392
124393
124394
124395
124396
124397
124398
124399
124400
124401
124402
124403
124404
124405
124406
124407
124408
......
124520
124521
124522
124523
124524
124525
124526
124527
124528
124529
124530
124531
124532
124533
124534
......
124841
124842
124843
124844
124845
124846
124847
124848



124849
124850
124851
124852
124853
124854
124855
......
124866
124867
124868
124869
124870
124871
124872
124873
124874
124875
124876
124877
124878
124879
124880
124881
......
125240
125241
125242
125243
125244
125245
125246

125247
125248
125249
125250
125251
125252
125253
......
125801
125802
125803
125804
125805
125806
125807
125808
125809
125810
125811
125812
125813
125814
125815
......
126412
126413
126414
126415
126416
126417
126418
126419
126420
126421
126422
126423
126424
126425
126426
......
126489
126490
126491
126492
126493
126494
126495
126496
126497
126498
126499
126500
126501
126502
126503
......
126781
126782
126783
126784
126785
126786
126787
126788
126789
126790
126791
126792
126793
126794
126795
126796
......
127099
127100
127101
127102
127103
127104
127105
127106
127107
127108
127109
127110
127111
127112
127113
127114
127115
127116
127117
127118
......
127172
127173
127174
127175
127176
127177
127178
127179

127180
127181
127182
127183
127184
127185
127186
......
127205
127206
127207
127208
127209
127210
127211
127212
127213
127214
127215
127216
127217
127218
127219
127220
127221
127222
127223
127224
127225
127226
127227
127228
127229
127230
127231
127232
......
127238
127239
127240
127241
127242
127243
127244
127245
127246
127247
127248
127249
127250
127251
127252
......
127392
127393
127394
127395
127396
127397
127398
127399
127400
127401
127402
127403
127404
127405
127406
......
128103
128104
128105
128106
128107
128108
128109
128110

128111
128112

128113
128114

128115
128116
128117
128118
128119
128120
128121
......
128364
128365
128366
128367
128368
128369
128370
128371
128372
128373
128374
128375
128376
128377
128378
......
128614
128615
128616
128617
128618
128619
128620












128621
128622
128623
128624
128625
128626
128627
......
129087
129088
129089
129090
129091
129092
129093

129094
129095
129096
129097
129098
129099
129100
......
129537
129538
129539
129540
129541
129542
129543
129544
129545
129546
129547

129548


129549
129550
129551
129552
129553
129554
129555
129556
129557
129558
129559
129560
129561
129562
129563
129564
129565
129566
129567
129568
......
129588
129589
129590
129591
129592
129593
129594
129595
129596
129597
129598
129599
129600
129601
129602
......
130035
130036
130037
130038
130039
130040
130041




130042
130043
130044
130045
130046
130047
130048
......
130328
130329
130330
130331
130332
130333
130334
130335

130336
130337
130338
130339
130340
130341
130342
......
130468
130469
130470
130471
130472
130473
130474



















130475
130476
130477
130478
130479
130480
130481
130482
130483

130484

130485
130486
130487
130488
130489
130490
130491
......
130513
130514
130515
130516
130517
130518
130519

130520
130521
130522
130523
130524
130525
130526
......
130558
130559
130560
130561
130562
130563
130564
130565
130566
130567
130568
130569
130570
130571
130572
......
130980
130981
130982
130983
130984
130985
130986
130987
130988
130989
130990
130991
130992
130993
130994
130995
130996
130997
130998
130999
131000
131001







131002
131003
131004
131005
131006
131007
131008
131009
......
131069
131070
131071
131072
131073
131074
131075
131076
131077
131078
131079
131080
131081
131082
131083
......
131309
131310
131311
131312
131313
131314
131315
























131316
131317
131318
131319
131320
131321
131322
131323
131324
131325
131326
131327
131328
131329
131330
131331
131332
131333
131334
131335
131336
131337
131338
131339
......
131360
131361
131362
131363
131364
131365
131366
131367

131368
131369






131370
131371
131372
131373
131374
131375
131376
......
131674
131675
131676
131677
131678
131679
131680
131681
131682
131683
131684
131685




131686
131687

131688
131689
131690
131691
131692
131693
131694
......
132151
132152
132153
132154
132155
132156
132157




132158
132159
132160
132161
132162
132163
132164
132165
......
132314
132315
132316
132317
132318
132319
132320

132321
132322
132323
132324
132325
132326
132327
......
132432
132433
132434
132435
132436
132437
132438



132439
132440
132441
132442
132443
132444
132445
......
132587
132588
132589
132590
132591
132592
132593
132594
132595
132596
132597

132598
132599
132600
132601
132602
132603
132604
132605
132606
132607
132608
132609
132610
132611
132612
132613
132614
132615
132616
132617
132618
......
132628
132629
132630
132631
132632
132633
132634

132635
132636
132637

132638
132639
132640
132641
132642
132643
132644
......
133878
133879
133880
133881
133882
133883
133884
133885
133886
133887
133888
133889
133890
133891












133892
133893
133894
133895
133896
133897
133898
133899
133900
133901
133902
133903
133904
133905
133906
133907
133908
133909
133910
133911
133912
133913
......
133929
133930
133931
133932
133933
133934
133935
133936
133937
133938
133939
133940
133941
133942
133943
133944
133945
......
134370
134371
134372
134373
134374
134375
134376

134377
134378
134379
134380
134381
134382
134383
......
134386
134387
134388
134389
134390
134391
134392
134393
134394
134395
134396
134397
134398
134399
134400
......
134407
134408
134409
134410
134411
134412
134413






134414
134415
134416
134417
134418
134419
134420
......
134870
134871
134872
134873
134874
134875
134876



134877
134878
134879
134880
134881
134882
134883
134884
134885






134886
134887
134888
134889
134890
134891


134892
134893
134894
134895
134896
134897
134898


134899
134900
134901

134902
134903
134904



134905
134906
134907
134908
134909
134910
134911
......
134918
134919
134920
134921
134922
134923
134924
134925
134926
134927
134928
134929
134930
134931
134932
134933
134934
134935
134936
......
134960
134961
134962
134963
134964
134965
134966






































134967
134968
134969
134970
134971
134972
134973
......
135000
135001
135002
135003
135004
135005
135006

135007
135008
135009
135010
135011
135012
135013
......
135404
135405
135406
135407
135408
135409
135410

135411
135412
135413
135414
135415
135416
135417
......
136188
136189
136190
136191
136192
136193
136194


136195
136196
136197
136198
136199
136200
136201
136202
136203
136204
136205
136206
136207
136208
......
136245
136246
136247
136248
136249
136250
136251
136252
136253
136254
136255
136256
136257
136258
136259
......
136396
136397
136398
136399
136400
136401
136402
136403
136404
136405
136406
136407
136408
136409
136410
136411
136412

136413
136414
136415
136416
136417
136418
136419
......
136516
136517
136518
136519
136520
136521
136522
136523
136524
136525
136526
136527
136528
136529
136530
......
136703
136704
136705
136706
136707
136708
136709

136710
136711
136712
136713
136714
136715
136716
......
137007
137008
137009
137010
137011
137012
137013
137014
137015
137016
137017
137018
137019
137020
137021
137022
137023
137024
137025
137026
137027
137028
137029
137030
137031

137032
137033
137034
137035
137036
137037
137038
137039
137040
137041
137042
137043
137044
......
137805
137806
137807
137808
137809
137810
137811

137812
137813
137814
137815
137816
137817
137818
......
138237
138238
138239
138240
138241
138242
138243
138244
138245
138246
138247
138248
138249
138250
138251
138252
138253
138254
138255
138256
138257
138258
138259
138260
138261
138262
138263
138264
138265
138266
138267
138268
138269
138270
138271
138272
138273
138274
138275
138276
......
138302
138303
138304
138305
138306
138307
138308



















138309
138310
138311
138312
138313
138314
138315
......
138325
138326
138327
138328
138329
138330
138331
138332
138333
138334
138335
138336
138337
138338
138339
......
138359
138360
138361
138362
138363
138364
138365

138366

138367
138368


138369

138370
138371
138372
138373
138374
138375
138376
138377
138378
138379





138380
138381
138382
138383
138384
138385
138386
138387
138388
138389

















138390
138391
138392
138393
138394
138395
138396
......
138414
138415
138416
138417
138418
138419
138420

138421
138422

138423
138424
138425
138426
138427
138428
138429
138430
138431
138432






138433
138434

















138435
138436
138437
138438
138439
138440
138441
......
139059
139060
139061
139062
139063
139064
139065
139066
139067
139068
139069
139070
139071
139072
139073
......
139092
139093
139094
139095
139096
139097
139098





139099
139100
139101
139102

139103
139104
139105
139106
139107
139108
139109

139110
139111
139112
139113
139114

139115
139116
139117
139118
139119
139120
139121
139122
139123
139124
139125

139126
139127
139128
139129
139130
139131
139132
......
139250
139251
139252
139253
139254
139255
139256

139257
139258
139259
139260
139261
139262
139263
139264
139265



139266
139267
139268

139269
139270
139271
139272
139273
139274
139275
......
140115
140116
140117
140118
140119
140120
140121
140122
140123
140124
140125
140126
140127
140128
140129
......
140356
140357
140358
140359
140360
140361
140362
140363
140364
140365
140366
140367
140368
140369
140370
140371
140372
140373
140374
140375
140376
140377
140378
140379
140380
140381
140382
......
140393
140394
140395
140396
140397
140398
140399
140400
140401
140402
140403
140404
140405
140406
140407
......
140426
140427
140428
140429
140430
140431
140432
140433
140434
140435
140436
140437
140438
140439
140440
......
140841
140842
140843
140844
140845
140846
140847
140848

140849
140850
140851
140852
140853
140854
140855
......
141037
141038
141039
141040
141041
141042
141043
141044
141045
141046
141047
141048
141049
141050
141051
......
141101
141102
141103
141104
141105
141106
141107
141108
141109
141110
141111
141112
141113
141114
141115
......
141521
141522
141523
141524
141525
141526
141527

141528
141529
141530
141531
141532
141533
141534
......
141619
141620
141621
141622
141623
141624
141625
141626
141627
141628
141629
141630
141631
141632
141633
......
141665
141666
141667
141668
141669
141670
141671
141672
141673
141674
141675
141676
141677
141678
141679
......
141858
141859
141860
141861
141862
141863
141864
141865
141866
141867
141868
141869
141870
141871
141872
......
141884
141885
141886
141887
141888
141889
141890
141891
141892
141893
141894
141895
141896
141897
141898
141899

141900
141901
141902
141903
141904
141905
141906
141907
141908
141909
141910
141911
141912
......
142004
142005
142006
142007
142008
142009
142010
142011
142012
142013
142014
142015
142016
142017
142018
......
142057
142058
142059
142060
142061
142062
142063
142064
142065
142066
142067
142068
142069
142070
142071
142072
142073
142074
142075
142076
......
142160
142161
142162
142163
142164
142165
142166
142167
142168
142169
142170
142171
142172
142173
142174
......
142209
142210
142211
142212
142213
142214
142215
142216
142217
142218
142219
142220
142221
142222
142223
142224
142225
142226
142227
142228
......
142272
142273
142274
142275
142276
142277
142278
142279
142280
142281
142282
142283
142284
142285
142286
142287
142288
......
142321
142322
142323
142324
142325
142326
142327
142328
142329
142330
142331
142332
142333
142334
142335
......
142853
142854
142855
142856
142857
142858
142859
142860
142861
142862
142863
142864

142865
142866
142867
142868
142869
142870
142871
......
142878
142879
142880
142881
142882
142883
142884

142885
142886
142887
142888
142889
142890
142891
......
143041
143042
143043
143044
143045
143046
143047
143048
143049
143050
143051
143052
143053
143054
143055
......
143102
143103
143104
143105
143106
143107
143108
143109
143110
143111
143112
143113
143114
143115
143116
143117
......
143199
143200
143201
143202
143203
143204
143205
143206
143207
143208
143209
143210
143211
143212
143213
143214
143215
143216
143217
143218
143219
143220
143221
143222
143223
143224
143225
143226
143227
143228
143229
143230
143231
143232
143233
......
143256
143257
143258
143259
143260
143261
143262

143263
143264
143265
143266
143267
143268
143269
......
143281
143282
143283
143284
143285
143286
143287
143288
143289
143290
143291
143292
143293
143294
143295
......
143354
143355
143356
143357
143358
143359
143360
143361
143362
143363
143364
143365
143366
143367
143368
......
143385
143386
143387
143388
143389
143390
143391


143392
143393
143394
143395
143396
143397
143398
143399
......
143654
143655
143656
143657
143658
143659
143660
143661
143662
143663
143664
143665
143666
143667
143668
......
144282
144283
144284
144285
144286
144287
144288
144289
144290
144291
144292
144293
144294
144295
144296
144297
144298
144299
144300
144301
144302
144303
144304
144305
144306
144307
144308
......
144331
144332
144333
144334
144335
144336
144337
144338

144339
144340
144341
144342
144343
144344
144345
......
144349
144350
144351
144352
144353
144354
144355
144356



144357
144358
144359
144360
144361
144362

144363

144364

144365
144366
144367
144368
144369
144370
144371
......
144383
144384
144385
144386
144387
144388
144389
144390
144391
144392
144393
144394
144395
144396
144397
......
144407
144408
144409
144410
144411
144412
144413
144414
144415
144416
144417
144418
144419
144420
144421
......
144425
144426
144427
144428
144429
144430
144431

144432

144433
144434
144435
144436
144437
144438
144439
144440


144441
144442
144443
144444
144445







144446
144447
144448
144449
144450
144451
144452
......
145353
145354
145355
145356
145357
145358
145359










145360
145361
145362
145363
145364
145365
145366
......
145629
145630
145631
145632
145633
145634
145635

145636
145637
145638
145639
145640
145641
145642
......
145746
145747
145748
145749
145750
145751
145752
145753
145754
145755
145756
145757
145758
145759
145760
......
145770
145771
145772
145773
145774
145775
145776





145777
145778
145779
145780
145781
145782
145783
......
146709
146710
146711
146712
146713
146714
146715


146716
146717
146718
146719
146720
146721
146722
......
146808
146809
146810
146811
146812
146813
146814

146815
146816
146817
146818
146819
146820
146821
......
146846
146847
146848
146849
146850
146851
146852
146853
146854
146855
146856
146857
146858
146859
146860
......
146892
146893
146894
146895
146896
146897
146898
146899


146900
146901
146902
146903

146904
146905
146906
146907
146908
146909
146910
......
146920
146921
146922
146923
146924
146925
146926



146927



146928

146929
146930
146931
146932
146933
146934
146935
......
146939
146940
146941
146942
146943
146944
146945
146946
146947
146948
146949
146950
146951
146952
146953
146954
146955
146956
146957
146958
146959
146960
146961
146962
146963
146964
146965
146966
......
146974
146975
146976
146977
146978
146979
146980












146981
146982
146983
146984
146985
146986

146987
146988
146989
146990
146991
146992
146993
......
147157
147158
147159
147160
147161
147162
147163
147164
147165
147166
147167
147168
147169
147170
147171
147172
147173
147174

147175
147176
147177
147178
147179



















147180
147181
147182
147183
147184
147185
147186
147187
147188
147189
147190
147191
147192
147193



147194
147195
147196
147197
147198
147199
147200
......
147238
147239
147240
147241
147242
147243
147244
147245
147246
147247
147248
147249
147250
147251
147252
147253
......
147323
147324
147325
147326
147327
147328
147329






































































































147330
147331
147332
147333
147334
147335
147336
......
147344
147345
147346
147347
147348
147349
147350
147351
147352
147353
147354
147355
147356

147357
147358
147359
147360
147361
147362
147363
147364






147365
147366
147367
147368
147369
147370
147371
......
147395
147396
147397
147398
147399
147400
147401
147402
147403
147404
147405
147406
147407
147408
147409
















147410
147411
147412
147413
147414
147415
147416
147417
147418
147419



147420
147421
147422
147423
147424
147425
147426
147427
147428
147429
147430
147431
147432
147433
147434
147435
147436
147437
147438
147439
147440
147441
147442
147443
147444
147445
147446
147447
147448
147449
147450
147451
147452
147453
147454
147455
147456
147457
147458
147459
147460
147461
147462
147463
147464
147465
147466
147467
147468
147469
147470
147471
147472
147473
147474
147475
147476
147477
147478
147479
147480
147481
......
147528
147529
147530
147531
147532
147533
147534
147535
147536




147537
147538
147539
147540
147541
147542
147543
......
147584
147585
147586
147587
147588
147589
147590
147591
147592
147593
147594
147595
147596
147597
147598
......
147599
147600
147601
147602
147603
147604
147605

147606
147607
147608
147609
147610
147611
147612
......
147773
147774
147775
147776
147777
147778
147779
147780

147781
147782
147783











147784
147785
147786
147787
147788
147789
147790
147791
147792
147793
147794




147795
147796
147797
147798
147799
147800
147801
147802
147803
147804
147805
147806
147807
147808
147809
147810
147811
147812
147813
147814
147815

147816
147817
147818
147819
147820
147821















147822
147823
147824
147825
147826


















































147827
147828

147829
147830
147831
147832
147833
147834
147835
147836


147837
147838
147839
147840
147841
147842
147843
......
147849
147850
147851
147852
147853
147854
147855
147856
147857
147858
147859
147860
147861
147862
147863
147864
147865
......
147884
147885
147886
147887
147888
147889
147890
147891
147892
147893
147894
147895
147896
147897
147898
147899



















147900
147901
147902
147903
147904
147905
147906
......
147907
147908
147909
147910
147911
147912
147913
147914
147915
147916
147917
147918
147919
147920
147921
147922
147923
147924
147925
147926
147927
147928
147929
147930
147931
147932
147933
......
147937
147938
147939
147940
147941
147942
147943
147944
147945
147946
147947
147948
147949
147950
147951
......
147953
147954
147955
147956
147957
147958
147959
147960
147961
147962
147963
147964
147965
147966
147967
147968
......
147970
147971
147972
147973
147974
147975
147976

147977
147978
147979
147980
147981
147982
147983
147984

147985
147986
147987

147988
147989
147990
147991
147992
147993
147994
......
148304
148305
148306
148307
148308
148309
148310
148311
148312
148313
148314
148315
148316
148317
148318
......
148377
148378
148379
148380
148381
148382
148383
148384
148385
148386
148387
148388
148389
148390
148391
148392
148393


148394
148395
148396
148397
148398
148399
148400
......
148517
148518
148519
148520
148521
148522
148523
148524
148525
148526
148527
148528
148529
148530
148531
148532
148533
148534
148535
148536
148537
148538
......
148784
148785
148786
148787
148788
148789
148790

148791
148792
148793
148794
148795
148796
148797
......
148810
148811
148812
148813
148814
148815
148816
148817
148818
148819
148820
148821
148822
148823
148824
......
148937
148938
148939
148940
148941
148942
148943
148944
148945
148946
148947
148948
148949
148950
148951
148952
148953
148954
148955
148956
148957

148958


148959
148960
148961
148962
148963

148964
148965
148966
148967
148968
148969
148970
148971
148972
......
148974
148975
148976
148977
148978
148979
148980
148981
148982
148983
148984
148985
148986
148987
148988
148989
148990
148991
148992
148993
148994
148995
148996
148997
148998
......
149051
149052
149053
149054
149055
149056
149057
149058
149059
149060
149061
149062
149063
149064
149065
149066
149067
149068
149069
149070
149071
149072
149073
149074
149075
149076
149077
149078
149079
149080
149081
149082
149083
149084
149085
149086
149087
149088
149089
149090
149091
149092
149093
149094
149095
149096
149097
149098
149099
149100
149101
149102
149103
149104
149105
149106
149107
149108
149109
149110
149111
149112
149113
149114
149115
149116
149117
149118
149119
149120
149121
149122
149123
149124
149125
149126
149127
149128
149129
149130
149131
149132
149133
149134
149135
149136
149137
149138
149139
149140
149141
149142
149143
149144
149145
149146
149147
149148
149149
149150
149151
149152
149153
149154
149155
149156
149157
149158
149159
149160
149161
149162
149163
149164
149165
149166
149167
149168
149169
149170
149171
149172
149173
149174
149175
149176
149177
149178
149179
149180
149181
149182
149183
149184
149185
149186
149187
149188
149189
149190
149191
149192
149193
149194
149195
149196
149197
149198
149199
149200
149201
149202
149203
149204
149205
149206
149207
149208
149209
149210
149211
149212
149213
149214
149215
149216
149217
149218
149219
149220
149221
149222
149223
149224
149225
149226
149227
149228
149229
149230
149231
149232
149233
149234
149235
149236
149237
149238
149239
149240
149241
149242
149243
149244
149245
149246
149247
149248
149249
149250
149251
149252
149253
149254
149255
149256
149257
149258
149259
149260
149261
149262
149263
149264
149265
149266
149267
149268
149269
149270
149271
149272
149273
149274
149275
149276
149277
149278
149279
149280
149281
149282
149283
149284
149285
149286
149287
149288
149289
149290
149291
149292
149293
149294
149295
149296
149297
149298
149299
149300
149301
149302
149303
149304
149305
149306
149307
149308
149309
149310
149311
149312
149313
149314
149315
149316
149317
149318
149319
149320
149321
149322
149323
149324
149325
149326
149327
149328
149329
149330
149331
149332
149333
149334
149335
149336
149337
149338
149339
149340
149341
149342
149343
149344
149345
149346
149347
149348
149349
149350
149351
149352
149353
149354
149355
149356
149357
149358
149359
149360
149361
149362
149363
149364
149365
149366
149367
149368
149369
149370
149371
149372
149373
149374
149375
149376
149377
149378
149379
149380
149381
149382
149383
149384
149385
149386
149387
149388
149389
149390
149391
149392
149393
149394
149395
149396
149397
149398
149399
149400
149401
149402
149403
149404
149405
149406
149407
149408
149409
149410
149411
149412
149413
149414
149415
149416
149417
149418
149419
149420
149421
149422
149423
149424
149425
149426
149427
149428
149429
149430
149431
149432
149433
149434
149435
149436
149437
149438
149439
149440
149441
149442
149443
149444
149445
149446
149447
149448
149449
149450
149451
149452
149453
149454
149455
149456
149457
149458
149459
149460
149461
149462
149463
149464
149465
149466
149467
149468
149469
149470
149471
149472
149473
149474
149475
149476
149477
149478
149479
149480
149481
149482
149483
149484
149485
149486
149487
149488
149489
149490
149491
149492
149493
149494
149495
149496
149497
149498
149499
149500
149501
149502
149503
149504
149505
149506
149507
149508
149509
149510
149511
149512
149513
149514
149515
149516
149517
149518
149519
149520
149521
149522
149523
149524
149525
149526
149527
149528
149529
149530
149531
149532
149533
149534
149535
149536
149537
149538
149539
149540
149541
149542
149543
149544
149545
149546
149547
149548
149549
149550
149551
149552
149553
149554
149555
149556
149557
149558
149559
149560
149561
149562
149563
149564
149565
149566
149567
149568
149569
149570
149571
149572
149573
149574
149575
149576
149577
149578
149579
149580
149581
149582
149583
149584
149585
149586
149587
149588
149589
149590
149591
149592
149593
149594
149595
149596
149597
149598
149599
149600
149601
149602
149603
149604
149605
149606
149607
149608
149609
149610
149611
149612
149613
149614
149615
149616
149617
149618
149619
149620
149621
149622
149623
149624
149625
149626
149627
149628
149629
149630
149631
149632
149633
149634
149635
149636
149637
149638
149639
149640
149641
149642
149643
149644
149645
149646
149647
149648
149649
149650
149651
149652
149653
149654
149655
149656
149657
149658
149659
......
149747
149748
149749
149750
149751
149752
149753



149754
149755
149756
149757
149758
149759
149760
149761
149762
149763
149764
149765
149766

















































































149767
149768
149769
149770
149771
149772
149773
......
149929
149930
149931
149932
149933
149934
149935
149936
149937
149938
149939
149940
149941
149942
149943
149944
149945
149946
149947
149948
149949
149950
149951
149952
149953
149954
149955
149956
149957
149958
149959
149960
149961
149962
149963
149964
149965
149966
149967
149968
149969
149970
149971
149972
149973
149974
149975
149976
149977
149978
149979
149980
149981
149982
149983
149984
149985
149986
149987
149988
149989
149990
149991
149992
149993
149994
149995
149996
149997
149998
149999
150000
150001
150002
150003
150004
150005
150006
150007
150008
150009
150010
150011
150012
150013
150014
150015
150016
150017
150018
150019
150020
150021
150022
150023
150024
150025
150026
150027
150028
150029
150030
150031
150032
150033
150034
150035
150036
150037
150038
150039
150040
150041
150042
150043
150044
150045
150046
150047
150048
150049
150050
150051
150052
150053
150054
150055
150056
150057
150058
150059
150060
150061
150062
150063
150064
150065
150066
150067
150068
150069
150070
150071
150072
150073
150074
150075
150076
150077
150078
150079
150080
150081
150082
150083
150084
150085
150086
150087
150088
150089
150090
150091
150092
150093
150094
150095
150096
150097
150098
150099
150100
150101
150102
150103
150104
150105
150106
150107
150108
150109
150110
150111
150112
150113
150114
150115
150116
150117
150118
150119
150120
150121
150122
150123
150124
150125
150126
150127
150128
150129
150130
150131
150132
150133
150134
150135
150136
150137
150138
150139
150140
150141
150142
150143
150144
150145
150146
150147
150148
150149
150150
150151





150152
150153
150154
150155
150156
150157
150158
150159
150160
150161
150162
......
150286
150287
150288
150289
150290
150291
150292
150293
150294
150295
150296
150297



150298
150299
150300
150301
150302
150303
150304
150305
150306
150307
150308
150309
150310
150311
150312
150313
150314
150315
150316
150317
150318
150319
150320
150321
150322
150323
150324
150325
150326
150327
150328
150329
150330
150331
150332
150333
150334
150335
150336
150337
150338
150339
150340
150341
150342
150343
150344
150345
150346
150347
150348
150349
150350
150351
150352
150353
150354
150355
150356
150357
150358
150359
150360
150361
150362
150363
150364
150365
150366
150367
150368
150369
150370
150371
150372
150373
150374
150375
150376
150377
150378
150379
150380
150381
150382
150383
150384
150385
150386
150387
150388
150389
150390
150391
150392
150393
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150477
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......
150657
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......
150873
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150880
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150884
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150889
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......
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......
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......
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151565
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......
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......
151927
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......
151996
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......
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152161
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152209
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152251
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152310
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152330
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152471

152472
152473






152474
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152522
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152533

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152650
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152795
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152800
152801
152802
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152810
152811
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152833
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152839
152840

152841
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152853
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152861

152862
152863
152864
152865
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152922
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152925
152926
152927
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152931
152932
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152982
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152984
152985
152986
152987
152988
152989
152990
152991
152992
152993
152994
152995
152996
152997
152998
152999
153000
153001
153002
153003
153004
153005
153006
153007
153008
153009
153010
153011
153012
153013
153014
153015
153016
153017
153018
153019
153020
153021
153022
153023
153024
153025
153026
153027
153028
153029
153030
153031
153032
153033
153034
153035
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153053
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153055
153056
153057
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153062
153063
153064
153065
153066
153067
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153070
153071
153072
153073
153074
153075
153076
153077
153078
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153080
153081
153082
153083
153084
153085
153086
153087
153088
153089
153090
153091
153092
153093
153094
153095
153096
153097
153098
153099
153100
153101
153102
153103
153104
153105
153106
153107
153108
153109
153110
153111
153112
153113
153114
153115
153116
153117
153118
153119
153120
153121
153122
153123
153124
153125
153126
153127
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153129
153130
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153133
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153141
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153148
153149
153150
153151
153152
153153
153154
153155
153156
153157
153158
153159
153160
153161
153162
153163
153164

153165
153166
153167
153168
153169
153170
153171
153172
153173
153174
153175
153176
153177
153178
153179
153180
153181
153182
153183

153184
153185
153186
153187
153188
153189

153190
153191
153192
153193
153194
153195
153196
153197
153198
153199
153200
153201
153202
153203
153204
153205
153206
153207
153208
153209
153210
153211
153212
153213
153214
153215
153216
153217
153218
153219
153220
153221
153222
153223
153224

153225
153226
153227
153228
153229
153230
153231
153232
153233
153234
153235
153236
153237
153238
153239
153240
153241
153242
153243














153244
153245
153246
153247
153248
153249
153250
153251
153252
153253
153254
153255
153256
153257
153258
153259
153260
153261
153262
153263
153264
153265
153266
153267
153268
153269
153270
153271
153272
153273
153274
153275
153276
153277
153278
153279
153280
153281
153282
153283
153284
153285
153286
153287
153288
153289
153290
153291
153292
153293
153294
153295
153296
153297
153298
153299
153300
153301
153302
153303
153304
153305
153306
153307
153308
153309
153310
153311
153312
......
153590
153591
153592
153593
153594
153595
153596
153597
153598
153599
153600
153601
153602
153603
153604
153605
153606
......
153761
153762
153763
153764
153765
153766
153767
153768
153769
153770
153771
153772
153773
153774
153775
153776
153777
153778
153779
153780
153781
153782
153783
153784
153785
153786
153787
153788
153789
153790


153791
153792
153793
153794
153795
153796
153797
153798
153799
153800
153801
153802
153803
153804
153805
153806
153807
153808
153809

153810
153811
153812
153813
153814
153815
153816
153817
153818
153819
153820
153821
153822
153823
153824
153825
153826
153827
153828
153829

153830
153831
153832
153833
153834
153835
153836
153837
153838
153839
153840
153841
153842
153843
153844
153845
153846
153847
153848
153849
153850
153851

153852
153853
153854
153855
153856
153857
153858
153859
153860
153861
153862
153863
153864
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153867
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153871
153872
153873
153874
153875
153876
153877
153878
153879
153880
153881
153882
153883
153884

153885
153886

153887
153888
153889
153890
153891
153892
153893
153894
153895
153896
153897
153898
153899
153900

153901
153902
153903
153904
153905
153906
153907
153908
153909
153910
153911
153912
......
153949
153950
153951
153952
153953
153954
153955
153956
153957
153958
153959
153960
153961
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153990
153991
153992
153993
153994
153995
153996
153997
153998
153999
154000
154001
154002
154003
154004
154005
154006
154007
154008
154009
154010
154011
154012
154013
154014
154015
154016
154017
154018
154019
154020
154021
154022
154023
154024
154025
154026
154027
154028
154029
154030
154031
154032
154033
154034
154035
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154044
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154046
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154053
154054
154055
154056
154057
154058
154059
154060
154061
154062
154063
154064
154065



154066
154067
154068
154069
154070
154071
154072
154073
154074
154075
154076
154077
154078
154079
154080
154081
154082
154083
154084
......
156031
156032
156033
156034
156035
156036
156037

156038
156039
156040
156041
156042
156043
156044
......
156430
156431
156432
156433
156434
156435
156436
156437
156438
156439
156440
156441
156442
156443
156444
156445
156446
156447
156448
......
156915
156916
156917
156918
156919
156920
156921
156922

156923
156924
156925
156926
156927
156928
156929
......
156978
156979
156980
156981
156982
156983
156984

156985
156986
156987
156988
156989
156990
156991
......
158270
158271
158272
158273
158274
158275
158276

158277
158278
158279
158280
158281
158282
158283
......
159019
159020
159021
159022
159023
159024
159025

159026
159027
159028
159029















159030
159031






159032
159033
159034
159035
159036
159037
159038
......
159236
159237
159238
159239
159240
159241
159242











159243
159244
159245
159246
159247
159248
159249
......
161183
161184
161185
161186
161187
161188
161189












161190
161191
161192
161193
161194
161195
161196
......
162961
162962
162963
162964
162965
162966
162967
162968
162969

162970
162971
162972
162973
162974
162975
162976
162977
162978
......
163040
163041
163042
163043
163044
163045
163046
163047
163048
163049
163050
163051
163052
163053
163054
163055
163056
163057
163058
163059
163060
163061
......
163349
163350
163351
163352
163353
163354
163355

163356
163357
163358
163359
163360
163361
163362
163363
......
163455
163456
163457
163458
163459
163460
163461


163462
163463
163464
163465
163466
163467
163468
......
164054
164055
164056
164057
164058
164059
164060
164061
164062
164063
164064
164065
164066
164067
164068
164069
164070
164071
164072
164073
164074
164075
164076
164077
164078
164079
......
174939
174940
174941
174942
174943
174944
174945

174946
174947
174948
174949
174950
174951
174952
......
177159
177160
177161
177162
177163
177164
177165
177166
177167
177168
177169
177170
177171
177172
177173
177174
177175
177176
......
180323
180324
180325
180326
180327
180328
180329

180330
180331
180332
180333
180334
180335
180336
......
181059
181060
181061
181062
181063
181064
181065
181066
181067
181068
181069
181070
181071
181072
181073
......
181107
181108
181109
181110
181111
181112
181113
181114
181115

181116

181117
181118
181119
181120
181121
181122
181123
181124
181125
181126
181127
181128



181129
181130
181131
181132



181133
181134
181135
181136
181137
181138
181139
......
181155
181156
181157
181158
181159
181160
181161
181162
181163
181164
181165
181166
181167
181168
181169
......
181743
181744
181745
181746
181747
181748
181749
181750
181751
181752
181753
181754
181755
181756
181757
181758
181759
181760
181761
181762
181763
181764
......
181847
181848
181849
181850
181851
181852
181853
181854
181855
181856
181857
181858
181859
181860
181861
181862
181863
181864


181865








181866
181867
181868
181869
181870
181871
181872
......
182447
182448
182449
182450
182451
182452
182453
182454
182455
182456
182457
182458
182459
182460
182461



182462
182463
182464
182465
182466
182467
182468
......
183342
183343
183344
183345
183346
183347
183348

183349
183350
183351
183352

183353
183354
183355
183356
183357
183358
183359
183360
183361
183362
183363
183364
183365
183366
183367
183368
183369
183370




183371

183372
183373
183374






183375
183376
183377
183378
183379
183380
183381
......
189675
189676
189677
189678
189679
189680
189681

189682
189683
189684
189685
189686
189687
189688
......
189718
189719
189720
189721
189722
189723
189724





189725
189726
189727
189728
189729
189730
189731
......
189768
189769
189770
189771
189772
189773
189774



189775
189776
189777
189778
189779
189780
189781
......
190302
190303
190304
190305
190306
190307
190308


190309
190310
190311
190312
190313
190314
190315



190316
190317
190318
190319
190320
190321
190322
......
190423
190424
190425
190426
190427
190428
190429
190430
190431
190432
190433
190434
190435
190436
190437
190438
......
190582
190583
190584
190585
190586
190587
190588
190589
190590
190591
190592
190593
190594
190595
190596

190597
190598
190599
190600
190601
190602
190603
......
190761
190762
190763
190764
190765
190766
190767



190768
190769
190770
190771
190772
190773
190774
......
191172
191173
191174
191175
191176
191177
191178
191179
191180
191181







191182
191183
191184
191185
191186
191187
191188
191189
191190
191191
191192
191193
191194
191195
191196
191197
191198
191199

191200
191201

191202
191203
191204
191205
191206
191207
191208
......
191674
191675
191676
191677
191678
191679
191680


191681
191682
191683
191684
191685
191686
191687
191688
191689
191690



191691
191692
191693


191694
191695














191696




191697
191698
191699
191700
191701


191702
191703
191704




191705
191706
191707
191708
191709
191710
191711
191712
191713
191714
191715







191716
191717
191718
191719
191720

191721
191722
191723
191724
191725
191726
191727
......
191758
191759
191760
191761
191762
191763
191764

191765
191766
191767
191768
191769
191770
191771
191772
191773
191774
191775
191776
......
193288
193289
193290
193291
193292
193293
193294

193295
193296
193297
193298
193299
193300
193301
193302
193303
193304
193305
......
193306
193307
193308
193309
193310
193311
193312
193313
193314
193315
193316
193317
193318
193319
193320
......
197749
197750
197751
197752
197753
197754
197755
197756
197757
197758
197759
197760
197761
197762
197763
......
202150
202151
202152
202153
202154
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......
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......
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......
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......
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......
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......
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......
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......
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......
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......
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......
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......
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/******************************************************************************
** This file is an amalgamation of many separate C source files from SQLite
** version 3.29.0.  By combining all the individual C code files into this
** single large file, the entire code can be compiled as a single translation
** unit.  This allows many compilers to do optimizations that would not be
** possible if the files were compiled separately.  Performance improvements
** of 5% or more are commonly seen when SQLite is compiled as a single
** translation unit.
**
** This file is all you need to compile SQLite.  To use SQLite in other
................................................................................
  "ENABLE_SORTER_REFERENCES",
#endif
#if SQLITE_ENABLE_SQLLOG
  "ENABLE_SQLLOG",
#endif
#if defined(SQLITE_ENABLE_STAT4)
  "ENABLE_STAT4",
#elif defined(SQLITE_ENABLE_STAT3)
  "ENABLE_STAT3",
#endif
#if SQLITE_ENABLE_STMTVTAB
  "ENABLE_STMTVTAB",
#endif
#if SQLITE_ENABLE_STMT_SCANSTATUS
  "ENABLE_STMT_SCANSTATUS",
#endif
................................................................................
** been edited in any way since it was last checked in, then the last
** four hexadecimal digits of the hash may be modified.
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.29.0"
#define SQLITE_VERSION_NUMBER 3029000
#define SQLITE_SOURCE_ID      "2019-07-08 13:45:02 8fb0c6d5a38e77aa4c5f394fb8af1b0c7c6a4790e932aabc213a3078ee9acaf6"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
** The first argument is an integer which is 0 to disable triggers,
** positive to enable triggers or negative to leave the setting unchanged.
** The second parameter is a pointer to an integer into which
** is written 0 or 1 to indicate whether triggers are disabled or enabled
** following this call.  The second parameter may be a NULL pointer, in
** which case the trigger setting is not reported back. </dd>
**











** [[SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER]]
** <dt>SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER</dt>
** <dd> ^This option is used to enable or disable the
** [fts3_tokenizer()] function which is part of the
** [FTS3] full-text search engine extension.
** There should be two additional arguments.
** The first argument is an integer which is 0 to disable fts3_tokenizer() or
................................................................................
#define SQLITE_DBCONFIG_TRIGGER_EQP           1008 /* int int* */
#define SQLITE_DBCONFIG_RESET_DATABASE        1009 /* int int* */
#define SQLITE_DBCONFIG_DEFENSIVE             1010 /* int int* */
#define SQLITE_DBCONFIG_WRITABLE_SCHEMA       1011 /* int int* */
#define SQLITE_DBCONFIG_LEGACY_ALTER_TABLE    1012 /* int int* */
#define SQLITE_DBCONFIG_DQS_DML               1013 /* int int* */
#define SQLITE_DBCONFIG_DQS_DDL               1014 /* int int* */

#define SQLITE_DBCONFIG_MAX                   1014 /* Largest DBCONFIG */

/*
** CAPI3REF: Enable Or Disable Extended Result Codes
** METHOD: sqlite3
**
** ^The sqlite3_extended_result_codes() routine enables or disables the
** [extended result codes] feature of SQLite. ^The extended result
................................................................................
** WHERE clause might influence the choice of query plan for a statement,
** then the statement will be automatically recompiled, as if there had been 
** a schema change, on the first  [sqlite3_step()] call following any change
** to the [sqlite3_bind_text | bindings] of that [parameter]. 
** ^The specific value of WHERE-clause [parameter] might influence the 
** choice of query plan if the parameter is the left-hand side of a [LIKE]
** or [GLOB] operator or if the parameter is compared to an indexed column
** and the [SQLITE_ENABLE_STAT3] compile-time option is enabled.
** </li>
** </ol>
**
** <p>^sqlite3_prepare_v3() differs from sqlite3_prepare_v2() only in having
** the extra prepFlags parameter, which is a bit array consisting of zero or
** more of the [SQLITE_PREPARE_PERSISTENT|SQLITE_PREPARE_*] flags.  ^The
** sqlite3_prepare_v2() interface works exactly the same as
................................................................................
** ^The fourth parameter may optionally be ORed with [SQLITE_DETERMINISTIC]
** to signal that the function will always return the same result given
** the same inputs within a single SQL statement.  Most SQL functions are
** deterministic.  The built-in [random()] SQL function is an example of a
** function that is not deterministic.  The SQLite query planner is able to
** perform additional optimizations on deterministic functions, so use
** of the [SQLITE_DETERMINISTIC] flag is recommended where possible.






**
** ^(The fifth parameter is an arbitrary pointer.  The implementation of the
** function can gain access to this pointer using [sqlite3_user_data()].)^
**
** ^The sixth, seventh and eighth parameters passed to the three
** "sqlite3_create_function*" functions, xFunc, xStep and xFinal, are
** pointers to C-language functions that implement the SQL function or
................................................................................
/*
** CAPI3REF: Function Flags
**
** These constants may be ORed together with the 
** [SQLITE_UTF8 | preferred text encoding] as the fourth argument
** to [sqlite3_create_function()], [sqlite3_create_function16()], or
** [sqlite3_create_function_v2()].




















*/
#define SQLITE_DETERMINISTIC    0x800



/*
** CAPI3REF: Deprecated Functions
** DEPRECATED
**
** These functions are [deprecated].  In order to maintain
** backwards compatibility with older code, these functions continue 
................................................................................
** is a pointer to a destructor for the pClientData.  ^SQLite will
** invoke the destructor function (if it is not NULL) when SQLite
** no longer needs the pClientData pointer.  ^The destructor will also
** be invoked if the call to sqlite3_create_module_v2() fails.
** ^The sqlite3_create_module()
** interface is equivalent to sqlite3_create_module_v2() with a NULL
** destructor.






*/
SQLITE_API int sqlite3_create_module(
  sqlite3 *db,               /* SQLite connection to register module with */
  const char *zName,         /* Name of the module */
  const sqlite3_module *p,   /* Methods for the module */
  void *pClientData          /* Client data for xCreate/xConnect */
);
................................................................................
SQLITE_API int sqlite3_create_module_v2(
  sqlite3 *db,               /* SQLite connection to register module with */
  const char *zName,         /* Name of the module */
  const sqlite3_module *p,   /* Methods for the module */
  void *pClientData,         /* Client data for xCreate/xConnect */
  void(*xDestroy)(void*)     /* Module destructor function */
);


















/*
** CAPI3REF: Virtual Table Instance Object
** KEYWORDS: sqlite3_vtab
**
** Every [virtual table module] implementation uses a subclass
** of this object to describe a particular instance
................................................................................
** without notice.  These values are for testing purposes only.
** Applications should not use any of these parameters or the
** [sqlite3_test_control()] interface.
*/
#define SQLITE_TESTCTRL_FIRST                    5
#define SQLITE_TESTCTRL_PRNG_SAVE                5
#define SQLITE_TESTCTRL_PRNG_RESTORE             6
#define SQLITE_TESTCTRL_PRNG_RESET               7
#define SQLITE_TESTCTRL_BITVEC_TEST              8
#define SQLITE_TESTCTRL_FAULT_INSTALL            9
#define SQLITE_TESTCTRL_BENIGN_MALLOC_HOOKS     10
#define SQLITE_TESTCTRL_PENDING_BYTE            11
#define SQLITE_TESTCTRL_ASSERT                  12
#define SQLITE_TESTCTRL_ALWAYS                  13
#define SQLITE_TESTCTRL_RESERVE                 14
................................................................................
#define SQLITE_TESTCTRL_VDBE_COVERAGE           21
#define SQLITE_TESTCTRL_BYTEORDER               22
#define SQLITE_TESTCTRL_ISINIT                  23
#define SQLITE_TESTCTRL_SORTER_MMAP             24
#define SQLITE_TESTCTRL_IMPOSTER                25
#define SQLITE_TESTCTRL_PARSER_COVERAGE         26
#define SQLITE_TESTCTRL_RESULT_INTREAL          27


#define SQLITE_TESTCTRL_LAST                    27  /* Largest TESTCTRL */

/*
** CAPI3REF: SQL Keyword Checking
**
** These routines provide access to the set of SQL language keywords 
** recognized by SQLite.  Applications can uses these routines to determine
** whether or not a specific identifier needs to be escaped (for example,
................................................................................
** that vary from one machine to the next.
**
** Ticket #3860:  The llvm-gcc-4.2 compiler from Apple chokes on
** the ((void*)&((char*)0)[X]) construct.  But MSVC chokes on ((void*)(X)).
** So we have to define the macros in different ways depending on the
** compiler.
*/



#if defined(__PTRDIFF_TYPE__)  /* This case should work for GCC */
# define SQLITE_INT_TO_PTR(X)  ((void*)(__PTRDIFF_TYPE__)(X))
# define SQLITE_PTR_TO_INT(X)  ((int)(__PTRDIFF_TYPE__)(X))
#elif !defined(__GNUC__)       /* Works for compilers other than LLVM */
# define SQLITE_INT_TO_PTR(X)  ((void*)&((char*)0)[X])
# define SQLITE_PTR_TO_INT(X)  ((int)(((char*)X)-(char*)0))
#elif defined(HAVE_STDINT_H)   /* Use this case if we have ANSI headers */
# define SQLITE_INT_TO_PTR(X)  ((void*)(intptr_t)(X))
# define SQLITE_PTR_TO_INT(X)  ((int)(intptr_t)(X))
#else                          /* Generates a warning - but it always works */
# define SQLITE_INT_TO_PTR(X)  ((void*)(X))
# define SQLITE_PTR_TO_INT(X)  ((int)(X))
#endif

/*
** A macro to hint to the compiler that a function should not be
................................................................................
#define TK_ROW                             75
#define TK_ROWS                            76
#define TK_TRIGGER                         77
#define TK_VACUUM                          78
#define TK_VIEW                            79
#define TK_VIRTUAL                         80
#define TK_WITH                            81



#define TK_CURRENT                         82
#define TK_FOLLOWING                       83
#define TK_PARTITION                       84
#define TK_PRECEDING                       85
#define TK_RANGE                           86
#define TK_UNBOUNDED                       87
#define TK_EXCLUDE                         88
#define TK_GROUPS                          89
#define TK_OTHERS                          90
#define TK_TIES                            91
#define TK_REINDEX                         92
#define TK_RENAME                          93
#define TK_CTIME_KW                        94
#define TK_ANY                             95
#define TK_BITAND                          96
#define TK_BITOR                           97
#define TK_LSHIFT                          98
#define TK_RSHIFT                          99
#define TK_PLUS                           100
#define TK_MINUS                          101
#define TK_STAR                           102
#define TK_SLASH                          103
#define TK_REM                            104
#define TK_CONCAT                         105
#define TK_COLLATE                        106
#define TK_BITNOT                         107
#define TK_ON                             108
#define TK_INDEXED                        109
#define TK_STRING                         110
#define TK_JOIN_KW                        111
#define TK_CONSTRAINT                     112
#define TK_DEFAULT                        113
#define TK_NULL                           114
#define TK_PRIMARY                        115
#define TK_UNIQUE                         116
#define TK_CHECK                          117
#define TK_REFERENCES                     118
#define TK_AUTOINCR                       119
#define TK_INSERT                         120
#define TK_DELETE                         121
#define TK_UPDATE                         122
#define TK_SET                            123
#define TK_DEFERRABLE                     124
#define TK_FOREIGN                        125
#define TK_DROP                           126
#define TK_UNION                          127
#define TK_ALL                            128
#define TK_EXCEPT                         129
#define TK_INTERSECT                      130
#define TK_SELECT                         131
#define TK_VALUES                         132
#define TK_DISTINCT                       133
#define TK_DOT                            134
#define TK_FROM                           135
#define TK_JOIN                           136
#define TK_USING                          137
#define TK_ORDER                          138
#define TK_GROUP                          139
#define TK_HAVING                         140
#define TK_LIMIT                          141
#define TK_WHERE                          142
#define TK_INTO                           143
#define TK_NOTHING                        144
#define TK_FLOAT                          145
#define TK_BLOB                           146
#define TK_INTEGER                        147
#define TK_VARIABLE                       148
#define TK_CASE                           149
#define TK_WHEN                           150
#define TK_THEN                           151
#define TK_ELSE                           152
#define TK_INDEX                          153
#define TK_ALTER                          154
#define TK_ADD                            155
#define TK_WINDOW                         156
#define TK_OVER                           157
#define TK_FILTER                         158
#define TK_TRUEFALSE                      159
#define TK_ISNOT                          160
#define TK_FUNCTION                       161
#define TK_COLUMN                         162
#define TK_AGG_FUNCTION                   163
#define TK_AGG_COLUMN                     164



#define TK_UMINUS                         165
#define TK_UPLUS                          166
#define TK_TRUTH                          167
#define TK_REGISTER                       168
#define TK_VECTOR                         169
#define TK_SELECT_COLUMN                  170
#define TK_IF_NULL_ROW                    171
#define TK_ASTERISK                       172
#define TK_SPAN                           173
#define TK_SPACE                          174
#define TK_ILLEGAL                        175

/************** End of parse.h ***********************************************/
/************** Continuing where we left off in sqliteInt.h ******************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
................................................................................
# define SQLITE_DEFAULT_MMAP_SIZE 0
#endif
#if SQLITE_DEFAULT_MMAP_SIZE>SQLITE_MAX_MMAP_SIZE
# undef SQLITE_DEFAULT_MMAP_SIZE
# define SQLITE_DEFAULT_MMAP_SIZE SQLITE_MAX_MMAP_SIZE
#endif

/*
** Only one of SQLITE_ENABLE_STAT3 or SQLITE_ENABLE_STAT4 can be defined.
** Priority is given to SQLITE_ENABLE_STAT4.  If either are defined, also
** define SQLITE_ENABLE_STAT3_OR_STAT4
*/
#ifdef SQLITE_ENABLE_STAT4
# undef SQLITE_ENABLE_STAT3
# define SQLITE_ENABLE_STAT3_OR_STAT4 1
#elif SQLITE_ENABLE_STAT3
# define SQLITE_ENABLE_STAT3_OR_STAT4 1
#elif SQLITE_ENABLE_STAT3_OR_STAT4
# undef SQLITE_ENABLE_STAT3_OR_STAT4
#endif

/*
** SELECTTRACE_ENABLED will be either 1 or 0 depending on whether or not
** the Select query generator tracing logic is turned on.
*/
#if defined(SQLITE_ENABLE_SELECTTRACE)
# define SELECTTRACE_ENABLED 1
#else
................................................................................
#define OP_Offset         89 /* synopsis: r[P3] = sqlite_offset(P1)        */
#define OP_Column         90 /* synopsis: r[P3]=PX                         */
#define OP_Affinity       91 /* synopsis: affinity(r[P1@P2])               */
#define OP_MakeRecord     92 /* synopsis: r[P3]=mkrec(r[P1@P2])            */
#define OP_Count          93 /* synopsis: r[P2]=count()                    */
#define OP_ReadCookie     94
#define OP_SetCookie      95
#define OP_BitAnd         96 /* same as TK_BITAND, synopsis: r[P3]=r[P1]&r[P2] */
#define OP_BitOr          97 /* same as TK_BITOR, synopsis: r[P3]=r[P1]|r[P2] */
#define OP_ShiftLeft      98 /* same as TK_LSHIFT, synopsis: r[P3]=r[P2]<<r[P1] */
#define OP_ShiftRight     99 /* same as TK_RSHIFT, synopsis: r[P3]=r[P2]>>r[P1] */
#define OP_Add           100 /* same as TK_PLUS, synopsis: r[P3]=r[P1]+r[P2] */
#define OP_Subtract      101 /* same as TK_MINUS, synopsis: r[P3]=r[P2]-r[P1] */
#define OP_Multiply      102 /* same as TK_STAR, synopsis: r[P3]=r[P1]*r[P2] */
#define OP_Divide        103 /* same as TK_SLASH, synopsis: r[P3]=r[P2]/r[P1] */
#define OP_Remainder     104 /* same as TK_REM, synopsis: r[P3]=r[P2]%r[P1] */
#define OP_Concat        105 /* same as TK_CONCAT, synopsis: r[P3]=r[P2]+r[P1] */
#define OP_ReopenIdx     106 /* synopsis: root=P2 iDb=P3                   */
#define OP_BitNot        107 /* same as TK_BITNOT, synopsis: r[P2]= ~r[P1] */
#define OP_OpenRead      108 /* synopsis: root=P2 iDb=P3                   */
#define OP_OpenWrite     109 /* synopsis: root=P2 iDb=P3                   */
#define OP_String8       110 /* same as TK_STRING, synopsis: r[P2]='P4'    */
#define OP_OpenDup       111
#define OP_OpenAutoindex 112 /* synopsis: nColumn=P2                       */
#define OP_OpenEphemeral 113 /* synopsis: nColumn=P2                       */
#define OP_SorterOpen    114
#define OP_SequenceTest  115 /* synopsis: if( cursor[P1].ctr++ ) pc = P2   */
#define OP_OpenPseudo    116 /* synopsis: P3 columns in r[P2]              */
#define OP_Close         117
#define OP_ColumnsUsed   118
#define OP_SeekHit       119 /* synopsis: seekHit=P2                       */
#define OP_Sequence      120 /* synopsis: r[P2]=cursor[P1].ctr++           */
................................................................................
#define OP_ResetSorter   138
#define OP_CreateBtree   139 /* synopsis: r[P2]=root iDb=P1 flags=P3       */
#define OP_SqlExec       140
#define OP_ParseSchema   141
#define OP_LoadAnalysis  142
#define OP_DropTable     143
#define OP_DropIndex     144
#define OP_Real          145 /* same as TK_FLOAT, synopsis: r[P2]=P4       */
#define OP_DropTrigger   146
#define OP_IntegrityCk   147
#define OP_RowSetAdd     148 /* synopsis: rowset(P1)=r[P2]                 */

#define OP_Param         149
#define OP_FkCounter     150 /* synopsis: fkctr[P1]+=P2                    */
#define OP_MemMax        151 /* synopsis: r[P1]=max(r[P1],r[P2])           */
#define OP_OffsetLimit   152 /* synopsis: if r[P1]>0 then r[P2]=r[P1]+max(0,r[P3]) else r[P2]=(-1) */
#define OP_AggInverse    153 /* synopsis: accum=r[P3] inverse(r[P2@P5])    */
#define OP_AggStep       154 /* synopsis: accum=r[P3] step(r[P2@P5])       */
#define OP_AggStep1      155 /* synopsis: accum=r[P3] step(r[P2@P5])       */
................................................................................
/*  40 */ 0x01, 0x23, 0x0b, 0x26, 0x26, 0x01, 0x01, 0x03,\
/*  48 */ 0x03, 0x03, 0x03, 0x03, 0x0b, 0x0b, 0x0b, 0x0b,\
/*  56 */ 0x0b, 0x0b, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00,\
/*  64 */ 0x00, 0x00, 0x02, 0x02, 0x08, 0x00, 0x10, 0x10,\
/*  72 */ 0x10, 0x10, 0x00, 0x10, 0x10, 0x00, 0x00, 0x10,\
/*  80 */ 0x10, 0x00, 0x00, 0x02, 0x02, 0x02, 0x00, 0x00,\
/*  88 */ 0x12, 0x20, 0x00, 0x00, 0x00, 0x10, 0x10, 0x00,\
/*  96 */ 0x26, 0x26, 0x26, 0x26, 0x26, 0x26, 0x26, 0x26,\
/* 104 */ 0x26, 0x26, 0x00, 0x12, 0x00, 0x00, 0x10, 0x00,\
/* 112 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 120 */ 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 128 */ 0x10, 0x00, 0x00, 0x04, 0x04, 0x00, 0x00, 0x10,\
/* 136 */ 0x10, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00,\
/* 144 */ 0x00, 0x10, 0x00, 0x00, 0x06, 0x10, 0x00, 0x04,\
/* 152 */ 0x1a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 160 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x10,\
/* 168 */ 0x00, 0x00, 0x00, 0x00, 0x00,}

/* The sqlite3P2Values() routine is able to run faster if it knows
** the value of the largest JUMP opcode.  The smaller the maximum
** JUMP opcode the better, so the mkopcodeh.tcl script that
................................................................................
#endif
#if defined(SQLITE_DEBUG) && !defined(SQLITE_OMIT_EXPLAIN)
SQLITE_PRIVATE   void sqlite3ExplainBreakpoint(const char*,const char*);
#else
# define sqlite3ExplainBreakpoint(A,B) /*no-op*/
#endif
SQLITE_PRIVATE void sqlite3VdbeAddParseSchemaOp(Vdbe*,int,char*);
SQLITE_PRIVATE void sqlite3VdbeChangeOpcode(Vdbe*, u32 addr, u8);
SQLITE_PRIVATE void sqlite3VdbeChangeP1(Vdbe*, u32 addr, int P1);
SQLITE_PRIVATE void sqlite3VdbeChangeP2(Vdbe*, u32 addr, int P2);
SQLITE_PRIVATE void sqlite3VdbeChangeP3(Vdbe*, u32 addr, int P3);
SQLITE_PRIVATE void sqlite3VdbeChangeP5(Vdbe*, u16 P5);
SQLITE_PRIVATE void sqlite3VdbeJumpHere(Vdbe*, int addr);
SQLITE_PRIVATE int sqlite3VdbeChangeToNoop(Vdbe*, int addr);
SQLITE_PRIVATE int sqlite3VdbeDeletePriorOpcode(Vdbe*, u8 op);
SQLITE_PRIVATE void sqlite3VdbeChangeP4(Vdbe*, int addr, const char *zP4, int N);
SQLITE_PRIVATE void sqlite3VdbeAppendP4(Vdbe*, void *pP4, int p4type);
SQLITE_PRIVATE void sqlite3VdbeSetP4KeyInfo(Parse*, Index*);
................................................................................
  struct sqlite3InitInfo {      /* Information used during initialization */
    int newTnum;                /* Rootpage of table being initialized */
    u8 iDb;                     /* Which db file is being initialized */
    u8 busy;                    /* TRUE if currently initializing */
    unsigned orphanTrigger : 1; /* Last statement is orphaned TEMP trigger */
    unsigned imposterTable : 1; /* Building an imposter table */
    unsigned reopenMemdb : 1;   /* ATTACH is really a reopen using MemDB */

  } init;
  int nVdbeActive;              /* Number of VDBEs currently running */
  int nVdbeRead;                /* Number of active VDBEs that read or write */
  int nVdbeWrite;               /* Number of active VDBEs that read and write */
  int nVdbeExec;                /* Number of nested calls to VdbeExec() */
  int nVDestroy;                /* Number of active OP_VDestroy operations */
  int nExtension;               /* Number of loaded extensions */
................................................................................
#define SQLITE_TriggerEQP     0x01000000  /* Show trigger EXPLAIN QUERY PLAN */
#define SQLITE_ResetDatabase  0x02000000  /* Reset the database */
#define SQLITE_LegacyAlter    0x04000000  /* Legacy ALTER TABLE behaviour */
#define SQLITE_NoSchemaError  0x08000000  /* Do not report schema parse errors*/
#define SQLITE_Defensive      0x10000000  /* Input SQL is likely hostile */
#define SQLITE_DqsDDL         0x20000000  /* dbl-quoted strings allowed in DDL*/
#define SQLITE_DqsDML         0x40000000  /* dbl-quoted strings allowed in DML*/


/* Flags used only if debugging */
#define HI(X)  ((u64)(X)<<32)
#ifdef SQLITE_DEBUG
#define SQLITE_SqlTrace       HI(0x0001)  /* Debug print SQL as it executes */
#define SQLITE_VdbeListing    HI(0x0002)  /* Debug listings of VDBE progs */
#define SQLITE_VdbeTrace      HI(0x0004)  /* True to trace VDBE execution */
#define SQLITE_VdbeAddopTrace HI(0x0008)  /* Trace sqlite3VdbeAddOp() calls */
#define SQLITE_VdbeEQP        HI(0x0010)  /* Debug EXPLAIN QUERY PLAN */
#define SQLITE_ParserTrace    HI(0x0020)  /* PRAGMA parser_trace=ON */
#endif

/*
** Allowed values for sqlite3.mDbFlags
*/
#define DBFLAG_SchemaChange   0x0001  /* Uncommitted Hash table changes */
#define DBFLAG_PreferBuiltin  0x0002  /* Preference to built-in funcs */
................................................................................
#define SQLITE_DistinctOpt    0x0010   /* DISTINCT using indexes */
#define SQLITE_CoverIdxScan   0x0020   /* Covering index scans */
#define SQLITE_OrderByIdxJoin 0x0040   /* ORDER BY of joins via index */
#define SQLITE_Transitive     0x0080   /* Transitive constraints */
#define SQLITE_OmitNoopJoin   0x0100   /* Omit unused tables in joins */
#define SQLITE_CountOfView    0x0200   /* The count-of-view optimization */
#define SQLITE_CursorHints    0x0400   /* Add OP_CursorHint opcodes */
#define SQLITE_Stat34         0x0800   /* Use STAT3 or STAT4 data */
   /* TH3 expects the Stat34  ^^^^^^ value to be 0x0800.  Don't change it */
#define SQLITE_PushDown       0x1000   /* The push-down optimization */
#define SQLITE_SimplifyJoin   0x2000   /* Convert LEFT JOIN to JOIN */
#define SQLITE_SkipScan       0x4000   /* Skip-scans */
#define SQLITE_PropagateConst 0x8000   /* The constant propagation opt */
#define SQLITE_AllOpts        0xffff   /* All optimizations */

/*
................................................................................
** are assert() statements in the code to verify this.
**
** Value constraints (enforced via assert()):
**     SQLITE_FUNC_MINMAX    ==  NC_MinMaxAgg      == SF_MinMaxAgg
**     SQLITE_FUNC_LENGTH    ==  OPFLAG_LENGTHARG
**     SQLITE_FUNC_TYPEOF    ==  OPFLAG_TYPEOFARG
**     SQLITE_FUNC_CONSTANT  ==  SQLITE_DETERMINISTIC from the API

**     SQLITE_FUNC_ENCMASK   depends on SQLITE_UTF* macros in the API
*/
#define SQLITE_FUNC_ENCMASK  0x0003 /* SQLITE_UTF8, SQLITE_UTF16BE or UTF16LE */
#define SQLITE_FUNC_LIKE     0x0004 /* Candidate for the LIKE optimization */
#define SQLITE_FUNC_CASE     0x0008 /* Case-sensitive LIKE-type function */
#define SQLITE_FUNC_EPHEM    0x0010 /* Ephemeral.  Delete with VDBE */
#define SQLITE_FUNC_NEEDCOLL 0x0020 /* sqlite3GetFuncCollSeq() might be called*/
................................................................................
#define SQLITE_FUNC_MINMAX   0x1000 /* True for min() and max() aggregates */
#define SQLITE_FUNC_SLOCHNG  0x2000 /* "Slow Change". Value constant during a
                                    ** single query - might change over time */
#define SQLITE_FUNC_AFFINITY 0x4000 /* Built-in affinity() function */
#define SQLITE_FUNC_OFFSET   0x8000 /* Built-in sqlite_offset() function */
#define SQLITE_FUNC_WINDOW   0x00010000 /* Built-in window-only function */
#define SQLITE_FUNC_INTERNAL 0x00040000 /* For use by NestedParse() only */



/*
** The following three macros, FUNCTION(), LIKEFUNC() and AGGREGATE() are
** used to create the initializers for the FuncDef structures.
**
**   FUNCTION(zName, nArg, iArg, bNC, xFunc)
**     Used to create a scalar function definition of a function zName
................................................................................
** Each SQLite module (virtual table definition) is defined by an
** instance of the following structure, stored in the sqlite3.aModule
** hash table.
*/
struct Module {
  const sqlite3_module *pModule;       /* Callback pointers */
  const char *zName;                   /* Name passed to create_module() */

  void *pAux;                          /* pAux passed to create_module() */
  void (*xDestroy)(void *);            /* Module destructor function */
  Table *pEpoTab;                      /* Eponymous table for this module */
};

/*
** information about each column of an SQL table is held in an instance
................................................................................
** But rather than start with 0 or 1, we begin with 'A'.  That way,
** when multiple affinity types are concatenated into a string and
** used as the P4 operand, they will be more readable.
**
** Note also that the numeric types are grouped together so that testing
** for a numeric type is a single comparison.  And the BLOB type is first.
*/

#define SQLITE_AFF_BLOB     'A'
#define SQLITE_AFF_TEXT     'B'
#define SQLITE_AFF_NUMERIC  'C'
#define SQLITE_AFF_INTEGER  'D'
#define SQLITE_AFF_REAL     'E'

#define sqlite3IsNumericAffinity(X)  ((X)>=SQLITE_AFF_NUMERIC)

/*
** The SQLITE_AFF_MASK values masks off the significant bits of an
** affinity value.
*/
................................................................................
*/
struct KeyInfo {
  u32 nRef;           /* Number of references to this KeyInfo object */
  u8 enc;             /* Text encoding - one of the SQLITE_UTF* values */
  u16 nKeyField;      /* Number of key columns in the index */
  u16 nAllField;      /* Total columns, including key plus others */
  sqlite3 *db;        /* The database connection */
  u8 *aSortOrder;     /* Sort order for each column. */
  CollSeq *aColl[1];  /* Collating sequence for each term of the key */
};







/*
** This object holds a record which has been parsed out into individual
** fields, for the purposes of doing a comparison.
**
** A record is an object that contains one or more fields of data.
** Records are used to store the content of a table row and to store
** the key of an index.  A blob encoding of a record is created by
................................................................................
  unsigned uniqNotNull:1;  /* True if UNIQUE and NOT NULL for all columns */
  unsigned isResized:1;    /* True if resizeIndexObject() has been called */
  unsigned isCovering:1;   /* True if this is a covering index */
  unsigned noSkipScan:1;   /* Do not try to use skip-scan if true */
  unsigned hasStat1:1;     /* aiRowLogEst values come from sqlite_stat1 */
  unsigned bNoQuery:1;     /* Do not use this index to optimize queries */
  unsigned bAscKeyBug:1;   /* True if the bba7b69f9849b5bf bug applies */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  int nSample;             /* Number of elements in aSample[] */
  int nSampleCol;          /* Size of IndexSample.anEq[] and so on */
  tRowcnt *aAvgEq;         /* Average nEq values for keys not in aSample */
  IndexSample *aSample;    /* Samples of the left-most key */
  tRowcnt *aiRowEst;       /* Non-logarithmic stat1 data for this index */
  tRowcnt nRowEst0;        /* Non-logarithmic number of rows in the index */
#endif
................................................................................
/* The Index.aiColumn[] values are normally positive integer.  But
** there are some negative values that have special meaning:
*/
#define XN_ROWID     (-1)     /* Indexed column is the rowid */
#define XN_EXPR      (-2)     /* Indexed column is an expression */

/*
** Each sample stored in the sqlite_stat3 table is represented in memory
** using a structure of this type.  See documentation at the top of the
** analyze.c source file for additional information.
*/
struct IndexSample {
  void *p;          /* Pointer to sampled record */
  int n;            /* Size of record in bytes */
  tRowcnt *anEq;    /* Est. number of rows where the key equals this sample */
................................................................................
** the child Expr objects in the Expr.pLeft and Expr.pRight subtrees
** are contained within the same memory allocation.  Note, however, that
** the subtrees in Expr.x.pList or Expr.x.pSelect are always separately
** allocated, regardless of whether or not EP_Reduced is set.
*/
struct Expr {
  u8 op;                 /* Operation performed by this node */
  char affinity;         /* The affinity of the column or 0 if not a column */
  u32 flags;             /* Various flags.  EP_* See below */
  union {
    char *zToken;          /* Token value. Zero terminated and dequoted */
    int iValue;            /* Non-negative integer value if EP_IntValue */
  } u;

  /* If the EP_TokenOnly flag is set in the Expr.flags mask, then no
................................................................................
#if SQLITE_MAX_EXPR_DEPTH>0
  int nHeight;           /* Height of the tree headed by this node */
#endif
  int iTable;            /* TK_COLUMN: cursor number of table holding column
                         ** TK_REGISTER: register number
                         ** TK_TRIGGER: 1 -> new, 0 -> old
                         ** EP_Unlikely:  134217728 times likelihood


                         ** TK_SELECT: 1st register of result vector */
  ynVar iColumn;         /* TK_COLUMN: column index.  -1 for rowid.
                         ** TK_VARIABLE: variable number (always >= 1).
                         ** TK_SELECT_COLUMN: column of the result vector */
  i16 iAgg;              /* Which entry in pAggInfo->aCol[] or ->aFunc[] */
  i16 iRightJoinTable;   /* If EP_FromJoin, the right table of the join */
  u8 op2;                /* TK_REGISTER/TK_TRUTH: original value of Expr.op
                         ** TK_COLUMN: the value of p5 for OP_Column
                         ** TK_AGG_FUNCTION: nesting depth */
  AggInfo *pAggInfo;     /* Used by TK_AGG_COLUMN and TK_AGG_FUNCTION */
  union {
    Table *pTab;           /* TK_COLUMN: Table containing column. Can be NULL
                           ** for a column of an index on an expression */
    Window *pWin;          /* TK_FUNCTION: Window definition for the func */
    struct {               /* TK_IN, TK_SELECT, and TK_EXISTS */
      int iAddr;             /* Subroutine entry address */
      int regReturn;         /* Register used to hold return address */
    } sub;
  } y;
};

................................................................................
/*
** The following are the meanings of bits in the Expr.flags field.
** Value restrictions:
**
**          EP_Agg == NC_HasAgg == SF_HasAgg
**          EP_Win == NC_HasWin
*/
#define EP_FromJoin  0x000001 /* Originates in ON/USING clause of outer join */
#define EP_Distinct  0x000002 /* Aggregate function with DISTINCT keyword */
#define EP_HasFunc   0x000004 /* Contains one or more functions of any kind */
#define EP_FixedCol  0x000008 /* TK_Column with a known fixed value */
#define EP_Agg       0x000010 /* Contains one or more aggregate functions */
#define EP_VarSelect 0x000020 /* pSelect is correlated, not constant */
#define EP_DblQuoted 0x000040 /* token.z was originally in "..." */
#define EP_InfixFunc 0x000080 /* True for an infix function: LIKE, GLOB, etc */
#define EP_Collate   0x000100 /* Tree contains a TK_COLLATE operator */
#define EP_Generic   0x000200 /* Ignore COLLATE or affinity on this tree */
#define EP_IntValue  0x000400 /* Integer value contained in u.iValue */
#define EP_xIsSelect 0x000800 /* x.pSelect is valid (otherwise x.pList is) */
#define EP_Skip      0x001000 /* Operator does not contribute to affinity */
#define EP_Reduced   0x002000 /* Expr struct EXPR_REDUCEDSIZE bytes only */
#define EP_TokenOnly 0x004000 /* Expr struct EXPR_TOKENONLYSIZE bytes only */
#define EP_Win       0x008000 /* Contains window functions */
#define EP_MemToken  0x010000 /* Need to sqlite3DbFree() Expr.zToken */
#define EP_NoReduce  0x020000 /* Cannot EXPRDUP_REDUCE this Expr */
#define EP_Unlikely  0x040000 /* unlikely() or likelihood() function */
#define EP_ConstFunc 0x080000 /* A SQLITE_FUNC_CONSTANT or _SLOCHNG function */
#define EP_CanBeNull 0x100000 /* Can be null despite NOT NULL constraint */
#define EP_Subquery  0x200000 /* Tree contains a TK_SELECT operator */
#define EP_Alias     0x400000 /* Is an alias for a result set column */
#define EP_Leaf      0x800000 /* Expr.pLeft, .pRight, .u.pSelect all NULL */
#define EP_WinFunc  0x1000000 /* TK_FUNCTION with Expr.y.pWin set */
#define EP_Subrtn   0x2000000 /* Uses Expr.y.sub. TK_IN, _SELECT, or _EXISTS */
#define EP_Quoted   0x4000000 /* TK_ID was originally quoted */
#define EP_Static   0x8000000 /* Held in memory not obtained from malloc() */
#define EP_IsTrue  0x10000000 /* Always has boolean value of TRUE */
#define EP_IsFalse 0x20000000 /* Always has boolean value of FALSE */


/*
** The EP_Propagate mask is a set of properties that automatically propagate
** upwards into parent nodes.
*/
#define EP_Propagate (EP_Collate|EP_Subquery|EP_HasFunc)

................................................................................
#define EXPR_TOKENONLYSIZE      offsetof(Expr,pLeft)   /* Fewer features */

/*
** Flags passed to the sqlite3ExprDup() function. See the header comment
** above sqlite3ExprDup() for details.
*/
#define EXPRDUP_REDUCE         0x0001  /* Used reduced-size Expr nodes */









/*
** A list of expressions.  Each expression may optionally have a
** name.  An expr/name combination can be used in several ways, such
** as the list of "expr AS ID" fields following a "SELECT" or in the
** list of "ID = expr" items in an UPDATE.  A list of expressions can
** also be used as the argument to a function, in which case the a.zName
................................................................................
*/
struct ExprList {
  int nExpr;             /* Number of expressions on the list */
  struct ExprList_item { /* For each expression in the list */
    Expr *pExpr;            /* The parse tree for this expression */
    char *zName;            /* Token associated with this expression */
    char *zSpan;            /* Original text of the expression */
    u8 sortOrder;           /* 1 for DESC or 0 for ASC */
    unsigned done :1;       /* A flag to indicate when processing is finished */
    unsigned bSpanIsTab :1; /* zSpan holds DB.TABLE.COLUMN */
    unsigned reusable :1;   /* Constant expression is reusable */
    unsigned bSorterRef :1; /* Defer evaluation until after sorting */

    union {
      struct {
        u16 iOrderByCol;      /* For ORDER BY, column number in result set */
        u16 iAlias;           /* Index into Parse.aAlias[] for zName */
      } x;
      int iConstExprReg;      /* Register in which Expr value is cached */
    } u;
................................................................................
#define SF_MinMaxAgg      0x01000  /* Aggregate containing min() or max() */
#define SF_Recursive      0x02000  /* The recursive part of a recursive CTE */
#define SF_FixedLimit     0x04000  /* nSelectRow set by a constant LIMIT */
#define SF_MaybeConvert   0x08000  /* Need convertCompoundSelectToSubquery() */
#define SF_Converted      0x10000  /* By convertCompoundSelectToSubquery() */
#define SF_IncludeHidden  0x20000  /* Include hidden columns in output */
#define SF_ComplexResult  0x40000  /* Result contains subquery or function */


/*
** The results of a SELECT can be distributed in several ways, as defined
** by one of the following macros.  The "SRT" prefix means "SELECT Result
** Type".
**
**     SRT_Union       Store results as a key in a temporary index
................................................................................
/*
** Structure containing global configuration data for the SQLite library.
**
** This structure also contains some state information.
*/
struct Sqlite3Config {
  int bMemstat;                     /* True to enable memory status */
  int bCoreMutex;                   /* True to enable core mutexing */
  int bFullMutex;                   /* True to enable full mutexing */
  int bOpenUri;                     /* True to interpret filenames as URIs */
  int bUseCis;                      /* Use covering indices for full-scans */
  int bSmallMalloc;                 /* Avoid large memory allocations if true */

  int mxStrlen;                     /* Maximum string length */
  int neverCorrupt;                 /* Database is always well-formed */
  int szLookaside;                  /* Default lookaside buffer size */
  int nLookaside;                   /* Default lookaside buffer count */
  int nStmtSpill;                   /* Stmt-journal spill-to-disk threshold */
  sqlite3_mem_methods m;            /* Low-level memory allocation interface */
  sqlite3_mutex_methods mutex;      /* Low-level mutex interface */
................................................................................
#ifndef SQLITE_UNTESTABLE
  int (*xTestCallback)(int);        /* Invoked by sqlite3FaultSim() */
#endif
  int bLocaltimeFault;              /* True to fail localtime() calls */
  int bInternalFunctions;           /* Internal SQL functions are visible */
  int iOnceResetThreshold;          /* When to reset OP_Once counters */
  u32 szSorterRef;                  /* Min size in bytes to use sorter-refs */

};

/*
** This macro is used inside of assert() statements to indicate that
** the assert is only valid on a well-formed database.  Instead of:
**
**     assert( X );
................................................................................
struct TreeView {
  int iLevel;             /* Which level of the tree we are on */
  u8  bLine[100];         /* Draw vertical in column i if bLine[i] is true */
};
#endif /* SQLITE_DEBUG */

/*
** This object is used in various ways, all related to window functions

**
**   (1) A single instance of this structure is attached to the
**       the Expr.pWin field for each window function in an expression tree.
**       This object holds the information contained in the OVER clause,
**       plus additional fields used during code generation.
**
**   (2) All window functions in a single SELECT form a linked-list
**       attached to Select.pWin.  The Window.pFunc and Window.pExpr
**       fields point back to the expression that is the window function.
**
**   (3) The terms of the WINDOW clause of a SELECT are instances of this
**       object on a linked list attached to Select.pWinDefn.
**




** The uses (1) and (2) are really the same Window object that just happens
** to be accessible in two different ways.  Use case (3) are separate objects.
*/
struct Window {
  char *zName;            /* Name of window (may be NULL) */
  char *zBase;            /* Name of base window for chaining (may be NULL) */
  ExprList *pPartition;   /* PARTITION BY clause */
................................................................................
  u8 eFrmType;            /* TK_RANGE, TK_GROUPS, TK_ROWS, or 0 */
  u8 eStart;              /* UNBOUNDED, CURRENT, PRECEDING or FOLLOWING */
  u8 eEnd;                /* UNBOUNDED, CURRENT, PRECEDING or FOLLOWING */
  u8 bImplicitFrame;      /* True if frame was implicitly specified */
  u8 eExclude;            /* TK_NO, TK_CURRENT, TK_TIES, TK_GROUP, or 0 */
  Expr *pStart;           /* Expression for "<expr> PRECEDING" */
  Expr *pEnd;             /* Expression for "<expr> FOLLOWING" */

  Window *pNextWin;       /* Next window function belonging to this SELECT */
  Expr *pFilter;          /* The FILTER expression */
  FuncDef *pFunc;         /* The function */
  int iEphCsr;            /* Partition buffer or Peer buffer */
  int regAccum;
  int regResult;
  int csrApp;             /* Function cursor (used by min/max) */
  int regApp;             /* Function register (also used by min/max) */
  int regPart;            /* Array of registers for PARTITION BY values */
  Expr *pOwner;           /* Expression object this window is attached to */
  int nBufferCol;         /* Number of columns in buffer table */
  int iArgCol;            /* Offset of first argument for this function */
  int regOne;             /* Register containing constant value 1 */
  int regStartRowid;
  int regEndRowid;


};

#ifndef SQLITE_OMIT_WINDOWFUNC
SQLITE_PRIVATE void sqlite3WindowDelete(sqlite3*, Window*);

SQLITE_PRIVATE void sqlite3WindowListDelete(sqlite3 *db, Window *p);
SQLITE_PRIVATE Window *sqlite3WindowAlloc(Parse*, int, int, Expr*, int , Expr*, u8);
SQLITE_PRIVATE void sqlite3WindowAttach(Parse*, Expr*, Window*);

SQLITE_PRIVATE int sqlite3WindowCompare(Parse*, Window*, Window*);
SQLITE_PRIVATE void sqlite3WindowCodeInit(Parse*, Window*);
SQLITE_PRIVATE void sqlite3WindowCodeStep(Parse*, Select*, WhereInfo*, int, int);
SQLITE_PRIVATE int sqlite3WindowRewrite(Parse*, Select*);
SQLITE_PRIVATE int sqlite3ExpandSubquery(Parse*, struct SrcList_item*);
SQLITE_PRIVATE void sqlite3WindowUpdate(Parse*, Window*, Window*, FuncDef*);
SQLITE_PRIVATE Window *sqlite3WindowDup(sqlite3 *db, Expr *pOwner, Window *p);
SQLITE_PRIVATE Window *sqlite3WindowListDup(sqlite3 *db, Window *p);
................................................................................
SQLITE_PRIVATE Expr *sqlite3ExprSimplifiedAndOr(Expr*);
SQLITE_PRIVATE Expr *sqlite3ExprFunction(Parse*,ExprList*, Token*, int);
SQLITE_PRIVATE void sqlite3ExprAssignVarNumber(Parse*, Expr*, u32);
SQLITE_PRIVATE void sqlite3ExprDelete(sqlite3*, Expr*);
SQLITE_PRIVATE void sqlite3ExprUnmapAndDelete(Parse*, Expr*);
SQLITE_PRIVATE ExprList *sqlite3ExprListAppend(Parse*,ExprList*,Expr*);
SQLITE_PRIVATE ExprList *sqlite3ExprListAppendVector(Parse*,ExprList*,IdList*,Expr*);
SQLITE_PRIVATE void sqlite3ExprListSetSortOrder(ExprList*,int);
SQLITE_PRIVATE void sqlite3ExprListSetName(Parse*,ExprList*,Token*,int);
SQLITE_PRIVATE void sqlite3ExprListSetSpan(Parse*,ExprList*,const char*,const char*);
SQLITE_PRIVATE void sqlite3ExprListDelete(sqlite3*, ExprList*);
SQLITE_PRIVATE u32 sqlite3ExprListFlags(const ExprList*);
SQLITE_PRIVATE int sqlite3IndexHasDuplicateRootPage(Index*);
SQLITE_PRIVATE int sqlite3Init(sqlite3*, char**);
SQLITE_PRIVATE int sqlite3InitCallback(void*, int, char**, char**);
................................................................................
#endif
SQLITE_PRIVATE void sqlite3ResetAllSchemasOfConnection(sqlite3*);
SQLITE_PRIVATE void sqlite3ResetOneSchema(sqlite3*,int);
SQLITE_PRIVATE void sqlite3CollapseDatabaseArray(sqlite3*);
SQLITE_PRIVATE void sqlite3CommitInternalChanges(sqlite3*);
SQLITE_PRIVATE void sqlite3DeleteColumnNames(sqlite3*,Table*);
SQLITE_PRIVATE int sqlite3ColumnsFromExprList(Parse*,ExprList*,i16*,Column**);
SQLITE_PRIVATE void sqlite3SelectAddColumnTypeAndCollation(Parse*,Table*,Select*);
SQLITE_PRIVATE Table *sqlite3ResultSetOfSelect(Parse*,Select*);
SQLITE_PRIVATE void sqlite3OpenMasterTable(Parse *, int);
SQLITE_PRIVATE Index *sqlite3PrimaryKeyIndex(Table*);
SQLITE_PRIVATE i16 sqlite3ColumnOfIndex(Index*, i16);
SQLITE_PRIVATE void sqlite3StartTable(Parse*,Token*,Token*,int,int,int,int);
#if SQLITE_ENABLE_HIDDEN_COLUMNS
SQLITE_PRIVATE   void sqlite3ColumnPropertiesFromName(Table*, Column*);
#else
................................................................................
SQLITE_PRIVATE u32 sqlite3Utf8Read(const u8**);
SQLITE_PRIVATE LogEst sqlite3LogEst(u64);
SQLITE_PRIVATE LogEst sqlite3LogEstAdd(LogEst,LogEst);
#ifndef SQLITE_OMIT_VIRTUALTABLE
SQLITE_PRIVATE LogEst sqlite3LogEstFromDouble(double);
#endif
#if defined(SQLITE_ENABLE_STMT_SCANSTATUS) || \
    defined(SQLITE_ENABLE_STAT3_OR_STAT4) || \
    defined(SQLITE_EXPLAIN_ESTIMATED_ROWS)
SQLITE_PRIVATE u64 sqlite3LogEstToInt(LogEst);
#endif
SQLITE_PRIVATE VList *sqlite3VListAdd(sqlite3*,VList*,const char*,int,int);
SQLITE_PRIVATE const char *sqlite3VListNumToName(VList*,int);
SQLITE_PRIVATE int sqlite3VListNameToNum(VList*,const char*,int);

................................................................................
SQLITE_PRIVATE CollSeq *sqlite3LocateCollSeq(Parse *pParse, const char*zName);
SQLITE_PRIVATE CollSeq *sqlite3ExprCollSeq(Parse *pParse, Expr *pExpr);
SQLITE_PRIVATE CollSeq *sqlite3ExprNNCollSeq(Parse *pParse, Expr *pExpr);
SQLITE_PRIVATE int sqlite3ExprCollSeqMatch(Parse*,Expr*,Expr*);
SQLITE_PRIVATE Expr *sqlite3ExprAddCollateToken(Parse *pParse, Expr*, const Token*, int);
SQLITE_PRIVATE Expr *sqlite3ExprAddCollateString(Parse*,Expr*,const char*);
SQLITE_PRIVATE Expr *sqlite3ExprSkipCollate(Expr*);

SQLITE_PRIVATE int sqlite3CheckCollSeq(Parse *, CollSeq *);
SQLITE_PRIVATE int sqlite3WritableSchema(sqlite3*);
SQLITE_PRIVATE int sqlite3CheckObjectName(Parse *, const char *);
SQLITE_PRIVATE void sqlite3VdbeSetChanges(sqlite3 *, int);
SQLITE_PRIVATE int sqlite3AddInt64(i64*,i64);
SQLITE_PRIVATE int sqlite3SubInt64(i64*,i64);
SQLITE_PRIVATE int sqlite3MulInt64(i64*,i64);
SQLITE_PRIVATE int sqlite3AbsInt32(int);
#ifdef SQLITE_ENABLE_8_3_NAMES
SQLITE_PRIVATE void sqlite3FileSuffix3(const char*, char*);
................................................................................
SQLITE_PRIVATE int sqlite3ValueFromExpr(sqlite3 *, Expr *, u8, u8, sqlite3_value **);
SQLITE_PRIVATE void sqlite3ValueApplyAffinity(sqlite3_value *, u8, u8);
#ifndef SQLITE_AMALGAMATION
SQLITE_PRIVATE const unsigned char sqlite3OpcodeProperty[];
SQLITE_PRIVATE const char sqlite3StrBINARY[];
SQLITE_PRIVATE const unsigned char sqlite3UpperToLower[];
SQLITE_PRIVATE const unsigned char sqlite3CtypeMap[];
SQLITE_PRIVATE const Token sqlite3IntTokens[];
SQLITE_PRIVATE SQLITE_WSD struct Sqlite3Config sqlite3Config;
SQLITE_PRIVATE FuncDefHash sqlite3BuiltinFunctions;
#ifndef SQLITE_OMIT_WSD
SQLITE_PRIVATE int sqlite3PendingByte;
#endif
#endif
#ifdef VDBE_PROFILE
................................................................................
SQLITE_PRIVATE Schema *sqlite3SchemaGet(sqlite3 *, Btree *);
SQLITE_PRIVATE int sqlite3SchemaToIndex(sqlite3 *db, Schema *);
SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoAlloc(sqlite3*,int,int);
SQLITE_PRIVATE void sqlite3KeyInfoUnref(KeyInfo*);
SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoRef(KeyInfo*);
SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoOfIndex(Parse*, Index*);
SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoFromExprList(Parse*, ExprList*, int, int);


#ifdef SQLITE_DEBUG
SQLITE_PRIVATE int sqlite3KeyInfoIsWriteable(KeyInfo*);
#endif
SQLITE_PRIVATE int sqlite3CreateFunc(sqlite3 *, const char *, int, int, void *,
  void (*)(sqlite3_context*,int,sqlite3_value **),
  void (*)(sqlite3_context*,int,sqlite3_value **), 
................................................................................

#ifndef SQLITE_OMIT_SUBQUERY
SQLITE_PRIVATE int sqlite3ExprCheckIN(Parse*, Expr*);
#else
# define sqlite3ExprCheckIN(x,y) SQLITE_OK
#endif

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
SQLITE_PRIVATE void sqlite3AnalyzeFunctions(void);
SQLITE_PRIVATE int sqlite3Stat4ProbeSetValue(
    Parse*,Index*,UnpackedRecord**,Expr*,int,int,int*);
SQLITE_PRIVATE int sqlite3Stat4ValueFromExpr(Parse*, Expr*, u8, sqlite3_value**);
SQLITE_PRIVATE void sqlite3Stat4ProbeFree(UnpackedRecord*);
SQLITE_PRIVATE int sqlite3Stat4Column(sqlite3*, const void*, int, int, sqlite3_value**);
SQLITE_PRIVATE char sqlite3IndexColumnAffinity(sqlite3*, Index*, int);
#endif
................................................................................
#  define sqlite3VtabClear(Y)
#  define sqlite3VtabSync(X,Y) SQLITE_OK
#  define sqlite3VtabRollback(X)
#  define sqlite3VtabCommit(X)
#  define sqlite3VtabInSync(db) 0
#  define sqlite3VtabLock(X)
#  define sqlite3VtabUnlock(X)

#  define sqlite3VtabUnlockList(X)
#  define sqlite3VtabSavepoint(X, Y, Z) SQLITE_OK
#  define sqlite3GetVTable(X,Y)  ((VTable*)0)
#else
SQLITE_PRIVATE    void sqlite3VtabClear(sqlite3 *db, Table*);
SQLITE_PRIVATE    void sqlite3VtabDisconnect(sqlite3 *db, Table *p);
SQLITE_PRIVATE    int sqlite3VtabSync(sqlite3 *db, Vdbe*);
SQLITE_PRIVATE    int sqlite3VtabRollback(sqlite3 *db);
SQLITE_PRIVATE    int sqlite3VtabCommit(sqlite3 *db);
SQLITE_PRIVATE    void sqlite3VtabLock(VTable *);
SQLITE_PRIVATE    void sqlite3VtabUnlock(VTable *);

SQLITE_PRIVATE    void sqlite3VtabUnlockList(sqlite3*);
SQLITE_PRIVATE    int sqlite3VtabSavepoint(sqlite3 *, int, int);
SQLITE_PRIVATE    void sqlite3VtabImportErrmsg(Vdbe*, sqlite3_vtab*);
SQLITE_PRIVATE    VTable *sqlite3GetVTable(sqlite3*, Table*);
SQLITE_PRIVATE    Module *sqlite3VtabCreateModule(
     sqlite3*,
     const char*,
................................................................................
SQLITE_PRIVATE SQLITE_WSD struct Sqlite3Config sqlite3Config = {
   SQLITE_DEFAULT_MEMSTATUS,  /* bMemstat */
   1,                         /* bCoreMutex */
   SQLITE_THREADSAFE==1,      /* bFullMutex */
   SQLITE_USE_URI,            /* bOpenUri */
   SQLITE_ALLOW_COVERING_INDEX_SCAN,   /* bUseCis */
   0,                         /* bSmallMalloc */

   0x7ffffffe,                /* mxStrlen */
   0,                         /* neverCorrupt */
   SQLITE_DEFAULT_LOOKASIDE,  /* szLookaside, nLookaside */
   SQLITE_STMTJRNL_SPILL,     /* nStmtSpill */
   {0,0,0,0,0,0,0,0},         /* m */
   {0,0,0,0,0,0,0,0,0},       /* mutex */
   {0,0,0,0,0,0,0,0,0,0,0,0,0},/* pcache2 */
................................................................................
#ifndef SQLITE_UNTESTABLE
   0,                         /* xTestCallback */
#endif
   0,                         /* bLocaltimeFault */
   0,                         /* bInternalFunctions */
   0x7ffffffe,                /* iOnceResetThreshold */
   SQLITE_DEFAULT_SORTERREF_SIZE,   /* szSorterRef */

};

/*
** Hash table for global functions - functions common to all
** database connections.  After initialization, this table is
** read-only.
*/
SQLITE_PRIVATE FuncDefHash sqlite3BuiltinFunctions;

/*
** Constant tokens for values 0 and 1.
*/
SQLITE_PRIVATE const Token sqlite3IntTokens[] = {
   { "0", 1 },
   { "1", 1 }
};

#ifdef VDBE_PROFILE
/*
** The following performance counter can be used in place of
** sqlite3Hwtime() for profiling.  This is a no-op on standard builds.
*/
SQLITE_PRIVATE sqlite3_uint64 sqlite3NProfileCnt = 0;
#endif
................................................................................
SQLITE_PRIVATE void sqlite3VdbeError(Vdbe*, const char *, ...);
SQLITE_PRIVATE void sqlite3VdbeFreeCursor(Vdbe *, VdbeCursor*);
void sqliteVdbePopStack(Vdbe*,int);
SQLITE_PRIVATE int sqlite3VdbeCursorMoveto(VdbeCursor**, int*);
SQLITE_PRIVATE int sqlite3VdbeCursorRestore(VdbeCursor*);
SQLITE_PRIVATE u32 sqlite3VdbeSerialTypeLen(u32);
SQLITE_PRIVATE u8 sqlite3VdbeOneByteSerialTypeLen(u8);
SQLITE_PRIVATE u32 sqlite3VdbeSerialType(Mem*, int, u32*);
SQLITE_PRIVATE u32 sqlite3VdbeSerialPut(unsigned char*, Mem*, u32);
SQLITE_PRIVATE u32 sqlite3VdbeSerialGet(const unsigned char*, u32, Mem*);
SQLITE_PRIVATE void sqlite3VdbeDeleteAuxData(sqlite3*, AuxData**, int, int);

int sqlite2BtreeKeyCompare(BtCursor *, const void *, int, int, int *);
SQLITE_PRIVATE int sqlite3VdbeIdxKeyCompare(sqlite3*,VdbeCursor*,UnpackedRecord*,int*);
SQLITE_PRIVATE int sqlite3VdbeIdxRowid(sqlite3*, BtCursor*, i64*);
................................................................................
  return pVfs->xDlSym(pVfs, pHdle, zSym);
}
SQLITE_PRIVATE void sqlite3OsDlClose(sqlite3_vfs *pVfs, void *pHandle){
  pVfs->xDlClose(pVfs, pHandle);
}
#endif /* SQLITE_OMIT_LOAD_EXTENSION */
SQLITE_PRIVATE int sqlite3OsRandomness(sqlite3_vfs *pVfs, int nByte, char *zBufOut){






  return pVfs->xRandomness(pVfs, nByte, zBufOut);


}
SQLITE_PRIVATE int sqlite3OsSleep(sqlite3_vfs *pVfs, int nMicro){
  return pVfs->xSleep(pVfs, nMicro);
}
SQLITE_PRIVATE int sqlite3OsGetLastError(sqlite3_vfs *pVfs){
  return pVfs->xGetLastError ? pVfs->xGetLastError(pVfs, 0, 0) : 0;
}
................................................................................
  pView = sqlite3TreeViewPush(pView, moreToFollow);
  if( p->pWith ){
    sqlite3TreeViewWith(pView, p->pWith, 1);
    cnt = 1;
    sqlite3TreeViewPush(pView, 1);
  }
  do{



    sqlite3TreeViewLine(pView,
      "SELECT%s%s (%u/%p) selFlags=0x%x nSelectRow=%d",
      ((p->selFlags & SF_Distinct) ? " DISTINCT" : ""),
      ((p->selFlags & SF_Aggregate) ? " agg_flag" : ""),
      p->selId, p, p->selFlags,
      (int)p->nSelectRow
    );

    if( cnt++ ) sqlite3TreeViewPop(pView);
    if( p->pPrior ){
      n = 1000;
    }else{
      n = 0;
      if( p->pSrc && p->pSrc->nSrc ) n++;
      if( p->pWhere ) n++;
................................................................................
      if( p->pOrderBy ) n++;
      if( p->pLimit ) n++;
#ifndef SQLITE_OMIT_WINDOWFUNC
      if( p->pWin ) n++;
      if( p->pWinDefn ) n++;
#endif
    }

    sqlite3TreeViewExprList(pView, p->pEList, (n--)>0, "result-set");


#ifndef SQLITE_OMIT_WINDOWFUNC
    if( p->pWin ){
      Window *pX;
      pView = sqlite3TreeViewPush(pView, (n--)>0);
      sqlite3TreeViewLine(pView, "window-functions");
      for(pX=p->pWin; pX; pX=pX->pNextWin){
        sqlite3TreeViewWinFunc(pView, pX, pX->pNextWin!=0);
................................................................................
  char zFlgs[60];
  pView = sqlite3TreeViewPush(pView, moreToFollow);
  if( pExpr==0 ){
    sqlite3TreeViewLine(pView, "nil");
    sqlite3TreeViewPop(pView);
    return;
  }
  if( pExpr->flags ){
    if( ExprHasProperty(pExpr, EP_FromJoin) ){
      sqlite3_snprintf(sizeof(zFlgs),zFlgs,"  flags=0x%x iRJT=%d",

                       pExpr->flags, pExpr->iRightJoinTable);
    }else{
      sqlite3_snprintf(sizeof(zFlgs),zFlgs,"  flags=0x%x",pExpr->flags);

    }
  }else{
    zFlgs[0] = 0;
  }
  switch( pExpr->op ){
    case TK_AGG_COLUMN: {
      sqlite3TreeViewLine(pView, "AGG{%d:%d}%s",
................................................................................
    case TK_SPAN: {
      sqlite3TreeViewLine(pView, "SPAN %Q", pExpr->u.zToken);
      sqlite3TreeViewExpr(pView, pExpr->pLeft, 0);
      break;
    }

    case TK_COLLATE: {





      sqlite3TreeViewLine(pView, "COLLATE %Q", pExpr->u.zToken);


      sqlite3TreeViewExpr(pView, pExpr->pLeft, 0);
      break;
    }

    case TK_AGG_FUNCTION:
    case TK_FUNCTION: {
      ExprList *pFarg;       /* List of function arguments */
................................................................................
#ifndef SQLITE_OMIT_WINDOWFUNC
        pWin = pExpr->y.pWin;
#else
        pWin = 0;
#endif 
      }
      if( pExpr->op==TK_AGG_FUNCTION ){
        sqlite3TreeViewLine(pView, "AGG_FUNCTION%d %Q",
                             pExpr->op2, pExpr->u.zToken);
      }else{
        sqlite3TreeViewLine(pView, "FUNCTION %Q", pExpr->u.zToken);
      }
      if( pFarg ){
        sqlite3TreeViewExprList(pView, pFarg, pWin!=0, 0);
      }
#ifndef SQLITE_OMIT_WINDOWFUNC
      if( pWin ){
        sqlite3TreeViewWindow(pView, pWin, 0);
................................................................................
      sqlite3TreeViewExpr(pView, pExpr->pLeft, 1);
      sqlite3TreeViewExprList(pView, pExpr->x.pList, 0, 0);
      break;
    }
#ifndef SQLITE_OMIT_TRIGGER
    case TK_RAISE: {
      const char *zType = "unk";
      switch( pExpr->affinity ){
        case OE_Rollback:   zType = "rollback";  break;
        case OE_Abort:      zType = "abort";     break;
        case OE_Fail:       zType = "fail";      break;
        case OE_Ignore:     zType = "ignore";    break;
      }
      sqlite3TreeViewLine(pView, "RAISE %s(%Q)", zType, pExpr->u.zToken);
      break;
................................................................................
  }
  if( zBinOp ){
    sqlite3TreeViewLine(pView, "%s%s", zBinOp, zFlgs);
    sqlite3TreeViewExpr(pView, pExpr->pLeft, 1);
    sqlite3TreeViewExpr(pView, pExpr->pRight, 0);
  }else if( zUniOp ){
    sqlite3TreeViewLine(pView, "%s%s", zUniOp, zFlgs);
    sqlite3TreeViewExpr(pView, pExpr->pLeft, 0);
  }
  sqlite3TreeViewPop(pView);
}


/*
** Generate a human-readable explanation of an expression list.
................................................................................
  memcpy(&a, &x, 8);
  e = (a>>52) - 1022;
  return e*10;
}
#endif /* SQLITE_OMIT_VIRTUALTABLE */

#if defined(SQLITE_ENABLE_STMT_SCANSTATUS) || \
    defined(SQLITE_ENABLE_STAT3_OR_STAT4) || \
    defined(SQLITE_EXPLAIN_ESTIMATED_ROWS)
/*
** Convert a LogEst into an integer.
**
** Note that this routine is only used when one or more of various
** non-standard compile-time options is enabled.
*/
................................................................................
  x /= 10;
  if( n>=5 ) n -= 2;
  else if( n>=1 ) n -= 1;
#if defined(SQLITE_ENABLE_STMT_SCANSTATUS) || \
    defined(SQLITE_EXPLAIN_ESTIMATED_ROWS)
  if( x>60 ) return (u64)LARGEST_INT64;
#else
  /* If only SQLITE_ENABLE_STAT3_OR_STAT4 is on, then the largest input
  ** possible to this routine is 310, resulting in a maximum x of 31 */
  assert( x<=60 );
#endif
  return x>=3 ? (n+8)<<(x-3) : (n+8)>>(3-x);
}
#endif /* defined SCANSTAT or STAT4 or ESTIMATED_ROWS */

................................................................................
    /*  89 */ "Offset"           OpHelp("r[P3] = sqlite_offset(P1)"),
    /*  90 */ "Column"           OpHelp("r[P3]=PX"),
    /*  91 */ "Affinity"         OpHelp("affinity(r[P1@P2])"),
    /*  92 */ "MakeRecord"       OpHelp("r[P3]=mkrec(r[P1@P2])"),
    /*  93 */ "Count"            OpHelp("r[P2]=count()"),
    /*  94 */ "ReadCookie"       OpHelp(""),
    /*  95 */ "SetCookie"        OpHelp(""),
    /*  96 */ "BitAnd"           OpHelp("r[P3]=r[P1]&r[P2]"),
    /*  97 */ "BitOr"            OpHelp("r[P3]=r[P1]|r[P2]"),
    /*  98 */ "ShiftLeft"        OpHelp("r[P3]=r[P2]<<r[P1]"),
    /*  99 */ "ShiftRight"       OpHelp("r[P3]=r[P2]>>r[P1]"),
    /* 100 */ "Add"              OpHelp("r[P3]=r[P1]+r[P2]"),
    /* 101 */ "Subtract"         OpHelp("r[P3]=r[P2]-r[P1]"),
    /* 102 */ "Multiply"         OpHelp("r[P3]=r[P1]*r[P2]"),
    /* 103 */ "Divide"           OpHelp("r[P3]=r[P2]/r[P1]"),
    /* 104 */ "Remainder"        OpHelp("r[P3]=r[P2]%r[P1]"),
    /* 105 */ "Concat"           OpHelp("r[P3]=r[P2]+r[P1]"),
    /* 106 */ "ReopenIdx"        OpHelp("root=P2 iDb=P3"),
    /* 107 */ "BitNot"           OpHelp("r[P2]= ~r[P1]"),
    /* 108 */ "OpenRead"         OpHelp("root=P2 iDb=P3"),
    /* 109 */ "OpenWrite"        OpHelp("root=P2 iDb=P3"),
    /* 110 */ "String8"          OpHelp("r[P2]='P4'"),
    /* 111 */ "OpenDup"          OpHelp(""),
    /* 112 */ "OpenAutoindex"    OpHelp("nColumn=P2"),
    /* 113 */ "OpenEphemeral"    OpHelp("nColumn=P2"),
    /* 114 */ "SorterOpen"       OpHelp(""),
    /* 115 */ "SequenceTest"     OpHelp("if( cursor[P1].ctr++ ) pc = P2"),
    /* 116 */ "OpenPseudo"       OpHelp("P3 columns in r[P2]"),
    /* 117 */ "Close"            OpHelp(""),
    /* 118 */ "ColumnsUsed"      OpHelp(""),
    /* 119 */ "SeekHit"          OpHelp("seekHit=P2"),
    /* 120 */ "Sequence"         OpHelp("r[P2]=cursor[P1].ctr++"),
................................................................................
    /* 138 */ "ResetSorter"      OpHelp(""),
    /* 139 */ "CreateBtree"      OpHelp("r[P2]=root iDb=P1 flags=P3"),
    /* 140 */ "SqlExec"          OpHelp(""),
    /* 141 */ "ParseSchema"      OpHelp(""),
    /* 142 */ "LoadAnalysis"     OpHelp(""),
    /* 143 */ "DropTable"        OpHelp(""),
    /* 144 */ "DropIndex"        OpHelp(""),
    /* 145 */ "Real"             OpHelp("r[P2]=P4"),
    /* 146 */ "DropTrigger"      OpHelp(""),
    /* 147 */ "IntegrityCk"      OpHelp(""),
    /* 148 */ "RowSetAdd"        OpHelp("rowset(P1)=r[P2]"),

    /* 149 */ "Param"            OpHelp(""),
    /* 150 */ "FkCounter"        OpHelp("fkctr[P1]+=P2"),
    /* 151 */ "MemMax"           OpHelp("r[P1]=max(r[P1],r[P2])"),
    /* 152 */ "OffsetLimit"      OpHelp("if r[P1]>0 then r[P2]=r[P1]+max(0,r[P3]) else r[P2]=(-1)"),
    /* 153 */ "AggInverse"       OpHelp("accum=r[P3] inverse(r[P2@P5])"),
    /* 154 */ "AggStep"          OpHelp("accum=r[P3] step(r[P2@P5])"),
    /* 155 */ "AggStep1"         OpHelp("accum=r[P3] step(r[P2@P5])"),
................................................................................

#if SQLITE_ENABLE_LOCKING_STYLE
/* # include <sys/ioctl.h> */
# include <sys/file.h>
# include <sys/param.h>
#endif /* SQLITE_ENABLE_LOCKING_STYLE */















#if defined(__APPLE__) && ((__MAC_OS_X_VERSION_MIN_REQUIRED > 1050) || \
                           (__IPHONE_OS_VERSION_MIN_REQUIRED > 2000))
#  if (!defined(TARGET_OS_EMBEDDED) || (TARGET_OS_EMBEDDED==0)) \
       && (!defined(TARGET_IPHONE_SIMULATOR) || (TARGET_IPHONE_SIMULATOR==0))

#    define HAVE_GETHOSTUUID 1
#  else
#    warning "gethostuuid() is disabled."

#  endif
#endif


#if OS_VXWORKS
/* # include <sys/ioctl.h> */
# include <semaphore.h>
................................................................................
  { "lstat",         (sqlite3_syscall_ptr)0,              0 },
#endif
#define osLstat      ((int(*)(const char*,struct stat*))aSyscall[27].pCurrent)

#if defined(__linux__) && defined(SQLITE_ENABLE_BATCH_ATOMIC_WRITE)
# ifdef __ANDROID__
  { "ioctl", (sqlite3_syscall_ptr)(int(*)(int, int, ...))ioctl, 0 },

# else
  { "ioctl",         (sqlite3_syscall_ptr)ioctl,          0 },

# endif
#else
  { "ioctl",         (sqlite3_syscall_ptr)0,              0 },
#endif
#define osIoctl ((int(*)(int,int,...))aSyscall[28].pCurrent)

}; /* End of the overrideable system calls */


/*
** On some systems, calls to fchown() will trigger a message in a security
** log if they come from non-root processes.  So avoid calling fchown() if
................................................................................
                     || pInode->fileId.ino!=(u64)sStat.st_ino) ){
       pInode = pInode->pNext;
    }
    if( pInode ){
      UnixUnusedFd **pp;
      assert( sqlite3_mutex_notheld(pInode->pLockMutex) );
      sqlite3_mutex_enter(pInode->pLockMutex);

      for(pp=&pInode->pUnused; *pp && (*pp)->flags!=flags; pp=&((*pp)->pNext));
      pUnused = *pp;
      if( pUnused ){
        *pp = pUnused->pNext;
      }
      sqlite3_mutex_leave(pInode->pLockMutex);
    }
................................................................................
** corresponding database file and sets *pMode to this value. Whenever 
** possible, WAL and journal files are created using the same permissions 
** as the associated database file.
**
** If the SQLITE_ENABLE_8_3_NAMES option is enabled, then the
** original filename is unavailable.  But 8_3_NAMES is only used for
** FAT filesystems and permissions do not matter there, so just use
** the default permissions.
*/
static int findCreateFileMode(
  const char *zPath,              /* Path of file (possibly) being created */
  int flags,                      /* Flags passed as 4th argument to xOpen() */
  mode_t *pMode,                  /* OUT: Permissions to open file with */
  uid_t *pUid,                    /* OUT: uid to set on the file */
  gid_t *pGid                     /* OUT: gid to set on the file */
................................................................................
    }
    if( fd<0 ){
      int rc2 = unixLogError(SQLITE_CANTOPEN_BKPT, "open", zName);
      if( rc==SQLITE_OK ) rc = rc2;
      goto open_finished;
    }

    /* If this process is running as root and if creating a new rollback
    ** journal or WAL file, set the ownership of the journal or WAL to be
    ** the same as the original database.








    */
    if( flags & (SQLITE_OPEN_WAL|SQLITE_OPEN_MAIN_JOURNAL) ){
      robustFchown(fd, uid, gid);
    }
  }
  assert( fd>=0 );
  if( pOutFlags ){
    *pOutFlags = flags;
  }

  if( p->pPreallocatedUnused ){
    p->pPreallocatedUnused->fd = fd;
    p->pPreallocatedUnused->flags = flags;

  }

  if( isDelete ){
#if OS_VXWORKS
    zPath = zName;
#elif defined(SQLITE_UNLINK_AFTER_CLOSE)
    zPath = sqlite3_mprintf("%s", zName);
................................................................................
#ifdef SQLITE_TEST
/* simulate multiple hosts by creating unique hostid file paths */
SQLITE_API int sqlite3_hostid_num = 0;
#endif

#define PROXY_HOSTIDLEN    16  /* conch file host id length */

#ifdef HAVE_GETHOSTUUID
/* Not always defined in the headers as it ought to be */
extern int gethostuuid(uuid_t id, const struct timespec *wait);
#endif

/* get the host ID via gethostuuid(), pHostID must point to PROXY_HOSTIDLEN 
** bytes of writable memory.
*/
static int proxyGetHostID(unsigned char *pHostID, int *pError){
  assert(PROXY_HOSTIDLEN == sizeof(uuid_t));
  memset(pHostID, 0, PROXY_HOSTIDLEN);
#ifdef HAVE_GETHOSTUUID
  {
    struct timespec timeout = {1, 0}; /* 1 sec timeout */
    if( gethostuuid(pHostID, &timeout) ){
      int err = errno;
      if( pError ){
        *pError = err;
      }
................................................................................
      }
      return rc;
    }
    default: {
      assert( 0 );  /* The call assures that only valid opcodes are sent */
    }
  }
  /*NOTREACHED*/
  return SQLITE_ERROR;
}

/*
** Within this division (the proxying locking implementation) the procedures
** above this point are all utilities.  The lock-related methods of the
** proxy-locking sqlite3_io_method object follow.
................................................................................
  DWORD flags = FILE_MAP_WRITE | FILE_MAP_READ;
  int rc = SQLITE_OK;

  if( !pShm ){
    rc = winOpenSharedMemory(pDbFd);
    if( rc!=SQLITE_OK ) return rc;
    pShm = pDbFd->pShm;

  }
  pShmNode = pShm->pShmNode;

  sqlite3_mutex_enter(pShmNode->mutex);
  if( pShmNode->isUnlocked ){
    rc = winLockSharedMemory(pShmNode);
    if( rc!=SQLITE_OK ) goto shmpage_out;
................................................................................
      if( rc!=SQLITE_OK ){
        OSTRACE(("FETCH pid=%lu, pFile=%p, rc=%s\n",
                 osGetCurrentProcessId(), pFd, sqlite3ErrName(rc)));
        return rc;
      }
    }
    if( pFd->mmapSize >= iOff+nAmt ){

      *pp = &((u8 *)pFd->pMapRegion)[iOff];
      pFd->nFetchOut++;
    }
  }
#endif

  OSTRACE(("FETCH pid=%lu, pFile=%p, pp=%p, *pp=%p, rc=SQLITE_OK\n",
................................................................................
*/
SQLITE_PRIVATE int sqlite3PcacheInitialize(void){
  if( sqlite3GlobalConfig.pcache2.xInit==0 ){
    /* IMPLEMENTATION-OF: R-26801-64137 If the xInit() method is NULL, then the
    ** built-in default page cache is used instead of the application defined
    ** page cache. */
    sqlite3PCacheSetDefault();

  }
  return sqlite3GlobalConfig.pcache2.xInit(sqlite3GlobalConfig.pcache2.pArg);
}
SQLITE_PRIVATE void sqlite3PcacheShutdown(void){
  if( sqlite3GlobalConfig.pcache2.xShutdown ){
    /* IMPLEMENTATION-OF: R-26000-56589 The xShutdown() method may be NULL. */
    sqlite3GlobalConfig.pcache2.xShutdown(sqlite3GlobalConfig.pcache2.pArg);
................................................................................
*/
static PgHdr1 *pcache1AllocPage(PCache1 *pCache, int benignMalloc){
  PgHdr1 *p = 0;
  void *pPg;

  assert( sqlite3_mutex_held(pCache->pGroup->mutex) );
  if( pCache->pFree || (pCache->nPage==0 && pcache1InitBulk(pCache)) ){

    p = pCache->pFree;
    pCache->pFree = p->pNext;
    p->pNext = 0;
  }else{
#ifdef SQLITE_ENABLE_MEMORY_MANAGEMENT
    /* The group mutex must be released before pcache1Alloc() is called. This
    ** is because it might call sqlite3_release_memory(), which assumes that 
................................................................................
      bSync = (w.iSyncPoint==iOffset);
      testcase( bSync );
      while( iOffset<w.iSyncPoint ){
        rc = walWriteOneFrame(&w, pLast, nTruncate, iOffset);
        if( rc ) return rc;
        iOffset += szFrame;
        nExtra++;

      }
    }
    if( bSync ){
      assert( rc==SQLITE_OK );
      rc = sqlite3OsSync(w.pFd, WAL_SYNC_FLAGS(sync_flags));
    }
  }
................................................................................
  */
  iFrame = pWal->hdr.mxFrame;
  for(p=pList; p && rc==SQLITE_OK; p=p->pDirty){
    if( (p->flags & PGHDR_WAL_APPEND)==0 ) continue;
    iFrame++;
    rc = walIndexAppend(pWal, iFrame, p->pgno);
  }

  while( rc==SQLITE_OK && nExtra>0 ){
    iFrame++;
    nExtra--;
    rc = walIndexAppend(pWal, iFrame, pLast->pgno);
  }

  if( rc==SQLITE_OK ){
................................................................................
  */
  testcase( gap+2==top );
  testcase( gap+1==top );
  testcase( gap==top );
  if( (data[hdr+2] || data[hdr+1]) && gap+2<=top ){
    u8 *pSpace = pageFindSlot(pPage, nByte, &rc);
    if( pSpace ){
      assert( pSpace>=data && (pSpace - data)<65536 );
      *pIdx = (int)(pSpace - data);


      return SQLITE_OK;

    }else if( rc ){
      return rc;
    }
  }

  /* The request could not be fulfilled using a freelist slot.  Check
  ** to see if defragmentation is necessary.
................................................................................
        ){
          sqlite3_file *fd = sqlite3PagerFile(pBt->pPager);
          u8 aSave[4];
          u8 *aWrite = &pBuf[-4];
          assert( aWrite>=pBufStart );                         /* due to (6) */
          memcpy(aSave, aWrite, 4);
          rc = sqlite3OsRead(fd, aWrite, a+4, (i64)pBt->pageSize*(nextPage-1));

          nextPage = get4byte(aWrite);
          memcpy(aWrite, aSave, 4);
        }else
#endif

        {
          DbPage *pDbPage;
................................................................................
  assert( *pRC==SQLITE_OK );
  assert( i>=0 && i<=pPage->nCell+pPage->nOverflow );
  assert( MX_CELL(pPage->pBt)<=10921 );
  assert( pPage->nCell<=MX_CELL(pPage->pBt) || CORRUPT_DB );
  assert( pPage->nOverflow<=ArraySize(pPage->apOvfl) );
  assert( ArraySize(pPage->apOvfl)==ArraySize(pPage->aiOvfl) );
  assert( sqlite3_mutex_held(pPage->pBt->mutex) );
  /* The cell should normally be sized correctly.  However, when moving a
  ** malformed cell from a leaf page to an interior page, if the cell size
  ** wanted to be less than 4 but got rounded up to 4 on the leaf, then size
  ** might be less than 8 (leaf-size + pointer) on the interior node.  Hence
  ** the term after the || in the following assert(). */
  assert( sz==pPage->xCellSize(pPage, pCell) || (sz==8 && iChild>0) );
  assert( pPage->nFree>=0 );
  if( pPage->nOverflow || sz+2>pPage->nFree ){
    if( pTemp ){
      memcpy(pTemp, pCell, sz);
      pCell = pTemp;
    }
    if( iChild ){
................................................................................
  u8 *pTmp = sqlite3PagerTempSpace(pPg->pBt->pPager);
  u8 *pData;
  int k;                          /* Current slot in pCArray->apEnd[] */
  u8 *pSrcEnd;                    /* Current pCArray->apEnd[k] value */

  assert( i<iEnd );
  j = get2byte(&aData[hdr+5]);
  if( NEVER(j>(u32)usableSize) ){ j = 0; }
  memcpy(&pTmp[j], &aData[j], usableSize - j);

  for(k=0; pCArray->ixNx[k]<=i && ALWAYS(k<NB*2); k++){}
  pSrcEnd = pCArray->apEnd[k];

  pData = pEnd;
  while( 1/*exit by break*/ ){
................................................................................
  assert( CORRUPT_DB || pPg->hdrOffset==0 );    /* Never called on page 1 */
  if( iEnd<=iFirst ) return 0;
  for(k=0; pCArray->ixNx[k]<=i && ALWAYS(k<NB*2); k++){}
  pEnd = pCArray->apEnd[k];
  while( 1 /*Exit by break*/ ){
    int sz, rc;
    u8 *pSlot;
    sz = cachedCellSize(pCArray, i);

    if( (aData[1]==0 && aData[2]==0) || (pSlot = pageFindSlot(pPg,sz,&rc))==0 ){
      if( (pData - pBegin)<sz ) return 1;
      pData -= sz;
      pSlot = pData;
    }
    /* pSlot and pCArray->apCell[i] will never overlap on a well-formed
    ** database.  But they might for a corrupt database.  Hence use memmove()
................................................................................
    int iCell = (iOld + pPg->aiOvfl[i]) - iNew;
    if( iCell>=0 && iCell<nNew ){
      pCellptr = &pPg->aCellIdx[iCell * 2];
      if( nCell>iCell ){
        memmove(&pCellptr[2], pCellptr, (nCell - iCell) * 2);
      }
      nCell++;

      if( pageInsertArray(
            pPg, pBegin, &pData, pCellptr,
            iCell+iNew, 1, pCArray
      ) ) goto editpage_fail;
    }
  }

................................................................................
    ** This must be done in advance.  Once the balance starts, the cell
    ** offset section of the btree page will be overwritten and we will no
    ** long be able to find the cells if a pointer to each cell is not saved
    ** first.
    */
    memset(&b.szCell[b.nCell], 0, sizeof(b.szCell[0])*(limit+pOld->nOverflow));
    if( pOld->nOverflow>0 ){
      if( limit<pOld->aiOvfl[0] ){
        rc = SQLITE_CORRUPT_BKPT;
        goto balance_cleanup;
      }
      limit = pOld->aiOvfl[0];
      for(j=0; j<limit; j++){
        b.apCell[b.nCell] = aData + (maskPage & get2byteAligned(piCell));
        piCell += 2;
................................................................................
    nNew>=4 ? apNew[3]->pgno : 0, nNew>=4 ? szNew[3] : 0,
    nNew>=4 ? cntNew[3] - cntNew[2] - !leafData : 0,
    nNew>=5 ? apNew[4]->pgno : 0, nNew>=5 ? szNew[4] : 0,
    nNew>=5 ? cntNew[4] - cntNew[3] - !leafData : 0
  ));

  assert( sqlite3PagerIswriteable(pParent->pDbPage) );


  put4byte(pRight, apNew[nNew-1]->pgno);

  /* If the sibling pages are not leaves, ensure that the right-child pointer
  ** of the right-most new sibling page is set to the value that was 
  ** originally in the same field of the right-most old sibling page. */
  if( (pageFlags & PTF_LEAF)==0 && nOld!=nNew ){
    MemPage *pOld = (nNew>nOld ? apNew : apOld)[nOld-1];
................................................................................
  u8 aBalanceQuickSpace[13];
  u8 *pFree = 0;

  VVA_ONLY( int balance_quick_called = 0 );
  VVA_ONLY( int balance_deeper_called = 0 );

  do {
    int iPage = pCur->iPage;
    MemPage *pPage = pCur->pPage;

    if( NEVER(pPage->nFree<0) && btreeComputeFreeSpace(pPage) ) break;
    if( iPage==0 ){


      if( pPage->nOverflow ){
        /* The root page of the b-tree is overfull. In this case call the
        ** balance_deeper() function to create a new child for the root-page
        ** and copy the current contents of the root-page to it. The
        ** next iteration of the do-loop will balance the child page.
        */ 
        assert( balance_deeper_called==0 );
................................................................................
          pCur->apPage[0] = pPage;
          pCur->pPage = pCur->apPage[1];
          assert( pCur->pPage->nOverflow );
        }
      }else{
        break;
      }
    }else if( pPage->nOverflow==0 && pPage->nFree<=nMin ){
      break;
    }else{
      MemPage * const pParent = pCur->apPage[iPage-1];
      int const iIdx = pCur->aiIdx[iPage-1];

      rc = sqlite3PagerWrite(pParent->pDbPage);
      if( rc==SQLITE_OK && pParent->nFree<0 ){
        rc = btreeComputeFreeSpace(pParent);
................................................................................
  int nTotal = pX->nData + pX->nZero; /* Total bytes of to write */
  int rc;                             /* Return code */
  MemPage *pPage = pCur->pPage;       /* Page being written */
  BtShared *pBt;                      /* Btree */
  Pgno ovflPgno;                      /* Next overflow page to write */
  u32 ovflPageSize;                   /* Size to write on overflow page */

  if( pCur->info.pPayload + pCur->info.nLocal > pPage->aDataEnd ){


    return SQLITE_CORRUPT_BKPT;
  }
  /* Overwrite the local portion first */
  rc = btreeOverwriteContent(pPage, pCur->info.pPayload, pX,
                             0, pCur->info.nLocal);
  if( rc ) return rc;
  if( pCur->info.nLocal==nTotal ) return SQLITE_OK;
................................................................................
      goto end_insert;
    }
    oldCell = findCell(pPage, idx);
    if( !pPage->leaf ){
      memcpy(newCell, oldCell, 4);
    }
    rc = clearCell(pPage, oldCell, &info);


    if( info.nSize==szNew && info.nLocal==info.nPayload 
     && (!ISAUTOVACUUM || szNew<pPage->minLocal)
    ){
      /* Overwrite the old cell with the new if they are the same size.
      ** We could also try to do this if the old cell is smaller, then add
      ** the leftover space to the free list.  But experiments show that
      ** doing that is no faster then skipping this optimization and just
      ** calling dropCell() and insertCell(). 
      **
      ** This optimization cannot be used on an autovacuum database if the
      ** new entry uses overflow pages, as the insertCell() call below is
      ** necessary to add the PTRMAP_OVERFLOW1 pointer-map entry.  */
      assert( rc==SQLITE_OK ); /* clearCell never fails when nLocal==nPayload */



      if( oldCell+szNew > pPage->aDataEnd ) return SQLITE_CORRUPT_BKPT;


      memcpy(oldCell, newCell, szNew);
      return SQLITE_OK;
    }
    dropCell(pPage, idx, info.nSize, &rc);
    if( rc ) goto end_insert;
  }else if( loc<0 && pPage->nCell>0 ){
    assert( pPage->leaf );
................................................................................

  /* Detach this backup from the source pager. */
  if( p->pDestDb ){
    p->pSrc->nBackup--;
  }
  if( p->isAttached ){
    pp = sqlite3PagerBackupPtr(sqlite3BtreePager(p->pSrc));

    while( *pp!=p ){
      pp = &(*pp)->pNext;

    }
    *pp = p->pNext;
  }

  /* If a transaction is still open on the Btree, roll it back. */
  sqlite3BtreeRollback(p->pDest, SQLITE_OK, 0);

................................................................................
  ** contain a valid string or blob value.  */
  assert( bPreserve==0 || pMem->flags&(MEM_Blob|MEM_Str) );
  testcase( bPreserve && pMem->z==0 );

  assert( pMem->szMalloc==0
       || pMem->szMalloc==sqlite3DbMallocSize(pMem->db, pMem->zMalloc) );
  if( pMem->szMalloc>0 && bPreserve && pMem->z==pMem->zMalloc ){

    pMem->z = pMem->zMalloc = sqlite3DbReallocOrFree(pMem->db, pMem->z, n);





    bPreserve = 0;
  }else{
    if( pMem->szMalloc>0 ) sqlite3DbFreeNN(pMem->db, pMem->zMalloc);
    pMem->zMalloc = sqlite3DbMallocRaw(pMem->db, n);
  }
  if( pMem->zMalloc==0 ){
    sqlite3VdbeMemSetNull(pMem);
................................................................................
** comparison of "r1==(double)i" you sometimes get an answer of false even
** though the r1 and (double)i values are bit-for-bit the same.
*/
SQLITE_PRIVATE int sqlite3RealSameAsInt(double r1, sqlite3_int64 i){
  double r2 = (double)i;
  return r1==0.0
      || (memcmp(&r1, &r2, sizeof(r1))==0
          && i >= -2251799813685248 && i < 2251799813685248);
}

/*
** Convert pMem so that it has type MEM_Real or MEM_Int.
** Invalidate any prior representations.
**
** Every effort is made to force the conversion, even if the input
................................................................................
** Otherwise, if the second argument is non-zero, then this function is 
** being called indirectly by sqlite3Stat4ProbeSetValue(). If it has not
** already been allocated, allocate the UnpackedRecord structure that 
** that function will return to its caller here. Then return a pointer to
** an sqlite3_value within the UnpackedRecord.a[] array.
*/
static sqlite3_value *valueNew(sqlite3 *db, struct ValueNewStat4Ctx *p){
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  if( p ){
    UnpackedRecord *pRec = p->ppRec[0];

    if( pRec==0 ){
      Index *pIdx = p->pIdx;      /* Index being probed */
      int nByte;                  /* Bytes of space to allocate */
      int i;                      /* Counter variable */
................................................................................
    }
  
    pRec->nField = p->iVal+1;
    return &pRec->aMem[p->iVal];
  }
#else
  UNUSED_PARAMETER(p);
#endif /* defined(SQLITE_ENABLE_STAT3_OR_STAT4) */
  return sqlite3ValueNew(db);
}

/*
** The expression object indicated by the second argument is guaranteed
** to be a scalar SQL function. If
**
................................................................................
** If the result is a text value, the sqlite3_value object uses encoding 
** enc.
**
** If the conditions above are not met, this function returns SQLITE_OK
** and sets (*ppVal) to NULL. Or, if an error occurs, (*ppVal) is set to
** NULL and an SQLite error code returned.
*/
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
static int valueFromFunction(
  sqlite3 *db,                    /* The database connection */
  Expr *p,                        /* The expression to evaluate */
  u8 enc,                         /* Encoding to use */
  u8 aff,                         /* Affinity to use */
  sqlite3_value **ppVal,          /* Write the new value here */
  struct ValueNewStat4Ctx *pCtx   /* Second argument for valueNew() */
................................................................................
  }

  *ppVal = pVal;
  return rc;
}
#else
# define valueFromFunction(a,b,c,d,e,f) SQLITE_OK
#endif /* defined(SQLITE_ENABLE_STAT3_OR_STAT4) */

/*
** Extract a value from the supplied expression in the manner described
** above sqlite3ValueFromExpr(). Allocate the sqlite3_value object
** using valueNew().
**
** If pCtx is NULL and an error occurs after the sqlite3_value object
................................................................................
  sqlite3_value *pVal = 0;
  int negInt = 1;
  const char *zNeg = "";
  int rc = SQLITE_OK;

  assert( pExpr!=0 );
  while( (op = pExpr->op)==TK_UPLUS || op==TK_SPAN ) pExpr = pExpr->pLeft;
#if defined(SQLITE_ENABLE_STAT3_OR_STAT4)
  if( op==TK_REGISTER ) op = pExpr->op2;
#else
  if( NEVER(op==TK_REGISTER) ) op = pExpr->op2;
#endif

  /* Compressed expressions only appear when parsing the DEFAULT clause
  ** on a table column definition, and hence only when pCtx==0.  This
................................................................................
    zVal = &pExpr->u.zToken[2];
    nVal = sqlite3Strlen30(zVal)-1;
    assert( zVal[nVal]=='\'' );
    sqlite3VdbeMemSetStr(pVal, sqlite3HexToBlob(db, zVal, nVal), nVal/2,
                         0, SQLITE_DYNAMIC);
  }
#endif
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  else if( op==TK_FUNCTION && pCtx!=0 ){
    rc = valueFromFunction(db, pExpr, enc, affinity, &pVal, pCtx);
  }
#endif
  else if( op==TK_TRUEFALSE ){
    pVal = valueNew(db, pCtx);
    if( pVal ){
................................................................................
    }
  }

  *ppVal = pVal;
  return rc;

no_mem:
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  if( pCtx==0 || pCtx->pParse->nErr==0 )
#endif
    sqlite3OomFault(db);
  sqlite3DbFree(db, zVal);
  assert( *ppVal==0 );
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  if( pCtx==0 ) sqlite3ValueFree(pVal);
#else
  assert( pCtx==0 ); sqlite3ValueFree(pVal);
#endif
  return SQLITE_NOMEM_BKPT;
}

................................................................................
  u8 enc,                   /* Encoding to use */
  u8 affinity,              /* Affinity to use */
  sqlite3_value **ppVal     /* Write the new value here */
){
  return pExpr ? valueFromExpr(db, pExpr, enc, affinity, ppVal, 0) : 0;
}

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
/*
** The implementation of the sqlite_record() function. This function accepts
** a single argument of any type. The return value is a formatted database 
** record (a blob) containing the argument value.
**
** This is used to convert the value stored in the 'sample' column of the
** sqlite_stat3 table to the record format SQLite uses internally.
*/
static void recordFunc(
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  const int file_format = 1;
  u32 iSerial;                    /* Serial type */
  int nSerial;                    /* Bytes of space for iSerial as varint */
  u32 nVal;                       /* Bytes of space required for argv[0] */
  int nRet;
  sqlite3 *db;
  u8 *aRet;

  UNUSED_PARAMETER( argc );
  iSerial = sqlite3VdbeSerialType(argv[0], file_format, &nVal);
  nSerial = sqlite3VarintLen(iSerial);
  db = sqlite3_context_db_handle(context);

  nRet = 1 + nSerial + nVal;
  aRet = sqlite3DbMallocRawNN(db, nRet);
  if( aRet==0 ){
    sqlite3_result_error_nomem(context);
  }else{
    aRet[0] = nSerial+1;
    putVarint32(&aRet[1], iSerial);
    sqlite3VdbeSerialPut(&aRet[1+nSerial], argv[0], iSerial);
    sqlite3_result_blob(context, aRet, nRet, SQLITE_TRANSIENT);
    sqlite3DbFreeNN(db, aRet);
  }
}

/*
** Register built-in functions used to help read ANALYZE data.
*/
SQLITE_PRIVATE void sqlite3AnalyzeFunctions(void){
  static FuncDef aAnalyzeTableFuncs[] = {
    FUNCTION(sqlite_record,   1, 0, 0, recordFunc),
  };
  sqlite3InsertBuiltinFuncs(aAnalyzeTableFuncs, ArraySize(aAnalyzeTableFuncs));
}

/*
** Attempt to extract a value from pExpr and use it to construct *ppVal.
**
** If pAlloc is not NULL, then an UnpackedRecord object is created for
** pAlloc if one does not exist and the new value is added to the
** UnpackedRecord object.
**
................................................................................
#endif


/*
** Change the value of the opcode, or P1, P2, P3, or P5 operands
** for a specific instruction.
*/
SQLITE_PRIVATE void sqlite3VdbeChangeOpcode(Vdbe *p, u32 addr, u8 iNewOpcode){
  sqlite3VdbeGetOp(p,addr)->opcode = iNewOpcode;
}
SQLITE_PRIVATE void sqlite3VdbeChangeP1(Vdbe *p, u32 addr, int val){
  sqlite3VdbeGetOp(p,addr)->p1 = val;
}
SQLITE_PRIVATE void sqlite3VdbeChangeP2(Vdbe *p, u32 addr, int val){
  sqlite3VdbeGetOp(p,addr)->p2 = val;
}
SQLITE_PRIVATE void sqlite3VdbeChangeP3(Vdbe *p, u32 addr, int val){
  sqlite3VdbeGetOp(p,addr)->p3 = val;
}
SQLITE_PRIVATE void sqlite3VdbeChangeP5(Vdbe *p, u16 p5){
  assert( p->nOp>0 || p->db->mallocFailed );
  if( p->nOp>0 ) p->aOp[p->nOp-1].p5 = p5;
}

................................................................................
  StrAccum x;
  assert( nTemp>=20 );
  sqlite3StrAccumInit(&x, 0, zTemp, nTemp, 0);
  switch( pOp->p4type ){
    case P4_KEYINFO: {
      int j;
      KeyInfo *pKeyInfo = pOp->p4.pKeyInfo;
      assert( pKeyInfo->aSortOrder!=0 );
      sqlite3_str_appendf(&x, "k(%d", pKeyInfo->nKeyField);
      for(j=0; j<pKeyInfo->nKeyField; j++){
        CollSeq *pColl = pKeyInfo->aColl[j];
        const char *zColl = pColl ? pColl->zName : "";
        if( strcmp(zColl, "BINARY")==0 ) zColl = "B";
        sqlite3_str_appendf(&x, ",%s%s", 
               pKeyInfo->aSortOrder[j] ? "-" : "", zColl);


      }
      sqlite3_str_append(&x, ")", 1);
      break;
    }
#ifdef SQLITE_ENABLE_CURSOR_HINTS
    case P4_EXPR: {
      displayP4Expr(&x, pOp->p4.pExpr);
................................................................................
      ** main program. */
      pOp = &p->aOp[i];
    }else{
      /* We are currently listing subprograms.  Figure out which one and
      ** pick up the appropriate opcode. */
      int j;
      i -= p->nOp;


      for(j=0; i>=apSub[j]->nOp; j++){
        i -= apSub[j]->nOp;

      }
      pOp = &apSub[j]->aOp[i];
    }

    /* When an OP_Program opcode is encounter (the only opcode that has
    ** a P4_SUBPROGRAM argument), expand the size of the array of subprograms
    ** kept in p->aMem[9].z to hold the new program - assuming this subprogram
................................................................................
**    N>=12 and even       (N-12)/2        BLOB
**    N>=13 and odd        (N-13)/2        text
**
** The 8 and 9 types were added in 3.3.0, file format 4.  Prior versions
** of SQLite will not understand those serial types.
*/


/*
** Return the serial-type for the value stored in pMem.
**
** This routine might convert a large MEM_IntReal value into MEM_Real.






*/
SQLITE_PRIVATE u32 sqlite3VdbeSerialType(Mem *pMem, int file_format, u32 *pLen){
  int flags = pMem->flags;
  u32 n;

  assert( pLen!=0 );
  if( flags&MEM_Null ){
................................................................................
  n = (u32)pMem->n;
  if( flags & MEM_Zero ){
    n += pMem->u.nZero;
  }
  *pLen = n;
  return ((n*2) + 12 + ((flags&MEM_Str)!=0));
}


/*
** The sizes for serial types less than 128
*/
static const u8 sqlite3SmallTypeSizes[] = {
        /*  0   1   2   3   4   5   6   7   8   9 */   
/*   0 */   0,  1,  2,  3,  4,  6,  8,  8,  0,  0,
................................................................................
){
  UnpackedRecord *p;              /* Unpacked record to return */
  int nByte;                      /* Number of bytes required for *p */
  nByte = ROUND8(sizeof(UnpackedRecord)) + sizeof(Mem)*(pKeyInfo->nKeyField+1);
  p = (UnpackedRecord *)sqlite3DbMallocRaw(pKeyInfo->db, nByte);
  if( !p ) return 0;
  p->aMem = (Mem*)&((char*)p)[ROUND8(sizeof(UnpackedRecord))];
  assert( pKeyInfo->aSortOrder!=0 );
  p->pKeyInfo = pKeyInfo;
  p->nField = pKeyInfo->nKeyField + 1;
  return p;
}

/*
** Given the nKey-byte encoding of a record in pKey[], populate the 
................................................................................
  */
  /*  mem1.u.i = 0;  // not needed, here to silence compiler warning */
  
  idx1 = getVarint32(aKey1, szHdr1);
  if( szHdr1>98307 ) return SQLITE_CORRUPT;
  d1 = szHdr1;
  assert( pKeyInfo->nAllField>=pPKey2->nField || CORRUPT_DB );
  assert( pKeyInfo->aSortOrder!=0 );
  assert( pKeyInfo->nKeyField>0 );
  assert( idx1<=szHdr1 || CORRUPT_DB );
  do{
    u32 serial_type1;

    /* Read the serial types for the next element in each key. */
    idx1 += getVarint32( aKey1+idx1, serial_type1 );
................................................................................

    /* Do the comparison
    */
    rc = sqlite3MemCompare(&mem1, &pPKey2->aMem[i],
                           pKeyInfo->nAllField>i ? pKeyInfo->aColl[i] : 0);
    if( rc!=0 ){
      assert( mem1.szMalloc==0 );  /* See comment below */





      if( pKeyInfo->aSortOrder[i] ){
        rc = -rc;  /* Invert the result for DESC sort order. */
      }
      goto debugCompareEnd;
    }
    i++;
  }while( idx1<szHdr1 && i<pPKey2->nField );

................................................................................
    pPKey2->errCode = (u8)SQLITE_CORRUPT_BKPT;
    return 0;  /* Corruption */
  }

  VVA_ONLY( mem1.szMalloc = 0; ) /* Only needed by assert() statements */
  assert( pPKey2->pKeyInfo->nAllField>=pPKey2->nField 
       || CORRUPT_DB );
  assert( pPKey2->pKeyInfo->aSortOrder!=0 );
  assert( pPKey2->pKeyInfo->nKeyField>0 );
  assert( idx1<=szHdr1 || CORRUPT_DB );
  do{
    u32 serial_type;

    /* RHS is an integer */
    if( pRhs->flags & (MEM_Int|MEM_IntReal) ){
................................................................................
    /* RHS is null */
    else{
      serial_type = aKey1[idx1];
      rc = (serial_type!=0);
    }

    if( rc!=0 ){
      if( pPKey2->pKeyInfo->aSortOrder[i] ){





        rc = -rc;

      }
      assert( vdbeRecordCompareDebug(nKey1, pKey1, pPKey2, rc) );
      assert( mem1.szMalloc==0 );  /* See comment below */
      return rc;
    }

    i++;
................................................................................
    if( (szHdr + nStr) > nKey1 ){
      pPKey2->errCode = (u8)SQLITE_CORRUPT_BKPT;
      return 0;    /* Corruption */
    }
    nCmp = MIN( pPKey2->aMem[0].n, nStr );
    res = memcmp(&aKey1[szHdr], pPKey2->aMem[0].z, nCmp);

    if( res==0 ){




      res = nStr - pPKey2->aMem[0].n;
      if( res==0 ){
        if( pPKey2->nField>1 ){
          res = sqlite3VdbeRecordCompareWithSkip(nKey1, pKey1, pPKey2, 1);
        }else{
          res = pPKey2->default_rc;
          pPKey2->eqSeen = 1;
        }
      }else if( res>0 ){
        res = pPKey2->r2;
      }else{
        res = pPKey2->r1;
      }
    }else if( res>0 ){
      res = pPKey2->r2;
    }else{
      res = pPKey2->r1;
    }
  }

  assert( vdbeRecordCompareDebug(nKey1, pKey1, pPKey2, res)
       || CORRUPT_DB
       || pPKey2->pKeyInfo->db->mallocFailed
  );
................................................................................
  ** is an integer.
  **
  ** The easiest way to enforce this limit is to consider only records with
  ** 13 fields or less. If the first field is an integer, the maximum legal
  ** header size is (12*5 + 1 + 1) bytes.  */
  if( p->pKeyInfo->nAllField<=13 ){
    int flags = p->aMem[0].flags;
    if( p->pKeyInfo->aSortOrder[0] ){



      p->r1 = 1;
      p->r2 = -1;
    }else{
      p->r1 = -1;
      p->r2 = 1;
    }
    if( (flags & MEM_Int) ){
................................................................................
**
** OP_PureFunc means that the function must be deterministic, and should
** throw an error if it is given inputs that would make it non-deterministic.
** This routine is invoked by date/time functions that use non-deterministic
** features such as 'now'.
*/
SQLITE_PRIVATE int sqlite3NotPureFunc(sqlite3_context *pCtx){
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  if( pCtx->pVdbe==0 ) return 1;
#endif
  if( pCtx->pVdbe->aOp[pCtx->iOp].opcode==OP_PureFunc ){
    sqlite3_result_error(pCtx, 
       "non-deterministic function in index expression or CHECK constraint",
       -1);
    return 0;
................................................................................
  preupdate.v = v;
  preupdate.pCsr = pCsr;
  preupdate.op = op;
  preupdate.iNewReg = iReg;
  preupdate.keyinfo.db = db;
  preupdate.keyinfo.enc = ENC(db);
  preupdate.keyinfo.nKeyField = pTab->nCol;
  preupdate.keyinfo.aSortOrder = (u8*)&fakeSortOrder;
  preupdate.iKey1 = iKey1;
  preupdate.iKey2 = iKey2;
  preupdate.pTab = pTab;

  db->pPreUpdate = &preupdate;
  db->xPreUpdateCallback(db->pPreUpdateArg, db, op, zDb, zTbl, iKey1, iKey2);
  db->pPreUpdate = 0;
................................................................................
** is requested more than once within the same run of a single prepared
** statement, the exact same time is returned for each invocation regardless
** of the amount of time that elapses between invocations.  In other words,
** the time returned is always the time of the first call.
*/
SQLITE_PRIVATE sqlite3_int64 sqlite3StmtCurrentTime(sqlite3_context *p){
  int rc;
#ifndef SQLITE_ENABLE_STAT3_OR_STAT4
  sqlite3_int64 *piTime = &p->pVdbe->iCurrentTime;
  assert( p->pVdbe!=0 );
#else
  sqlite3_int64 iTime = 0;
  sqlite3_int64 *piTime = p->pVdbe!=0 ? &p->pVdbe->iCurrentTime : &iTime;
#endif
  if( *piTime==0 ){
................................................................................
** auxiliary data pointers that is available to all functions within a
** single prepared statement.  The iArg values must match.
*/
SQLITE_API void *sqlite3_get_auxdata(sqlite3_context *pCtx, int iArg){
  AuxData *pAuxData;

  assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) );
#if SQLITE_ENABLE_STAT3_OR_STAT4
  if( pCtx->pVdbe==0 ) return 0;
#else
  assert( pCtx->pVdbe!=0 );
#endif
  for(pAuxData=pCtx->pVdbe->pAuxData; pAuxData; pAuxData=pAuxData->pNextAux){
    if(  pAuxData->iAuxArg==iArg && (pAuxData->iAuxOp==pCtx->iOp || iArg<0) ){
      return pAuxData->pAux;
................................................................................
  void *pAux, 
  void (*xDelete)(void*)
){
  AuxData *pAuxData;
  Vdbe *pVdbe = pCtx->pVdbe;

  assert( sqlite3_mutex_held(pCtx->pOut->db->mutex) );
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  if( pVdbe==0 ) goto failed;
#else
  assert( pVdbe!=0 );
#endif

  for(pAuxData=pVdbe->pAuxData; pAuxData; pAuxData=pAuxData->pNextAux){
    if( pAuxData->iAuxArg==iArg && (pAuxData->iAuxOp==pCtx->iOp || iArg<0) ){
................................................................................
**    always preferred, even if the affinity is REAL, because
**    an integer representation is more space efficient on disk.
**
** SQLITE_AFF_TEXT:
**    Convert pRec to a text representation.
**
** SQLITE_AFF_BLOB:

**    No-op.  pRec is unchanged.
*/
static void applyAffinity(
  Mem *pRec,          /* The value to apply affinity to */
  char affinity,      /* The affinity to be applied */
  u8 enc              /* Use this text encoding */
){
................................................................................
    }else if( f & MEM_Ephem ){
      c = 'e';
      assert( (f & (MEM_Static|MEM_Dyn))==0 );
    }else{
      c = 's';
    }
    *(zCsr++) = c;

    sqlite3_snprintf(100, zCsr, "%d[", pMem->n);
    zCsr += sqlite3Strlen30(zCsr);
    for(i=0; i<16 && i<pMem->n; i++){
      sqlite3_snprintf(100, zCsr, "%02X", ((int)pMem->z[i] & 0xFF));
      zCsr += sqlite3Strlen30(zCsr);
    }

    for(i=0; i<16 && i<pMem->n; i++){
      char z = pMem->z[i];
      if( z<32 || z>126 ) *zCsr++ = '.';
      else *zCsr++ = z;
    }
    *(zCsr++) = ']';
    if( f & MEM_Zero ){
      sqlite3_snprintf(100, zCsr,"+%dz",pMem->u.nZero);
................................................................................
    }else{
      zBuf[1] = 's';
    }
    k = 2;
    sqlite3_snprintf(100, &zBuf[k], "%d", pMem->n);
    k += sqlite3Strlen30(&zBuf[k]);
    zBuf[k++] = '[';
    for(j=0; j<15 && j<pMem->n; j++){
      u8 c = pMem->z[j];
      if( c>=0x20 && c<0x7f ){
        zBuf[k++] = c;
      }else{
        zBuf[k++] = '.';
      }
    }
................................................................................
** into a String opcode before it is executed for the first time.  During
** this transformation, the length of string P4 is computed and stored
** as the P1 parameter.
*/
case OP_String8: {         /* same as TK_STRING, out2 */
  assert( pOp->p4.z!=0 );
  pOut = out2Prerelease(p, pOp);
  pOp->opcode = OP_String;
  pOp->p1 = sqlite3Strlen30(pOp->p4.z);

#ifndef SQLITE_OMIT_UTF16
  if( encoding!=SQLITE_UTF8 ){
    rc = sqlite3VdbeMemSetStr(pOut, pOp->p4.z, -1, SQLITE_UTF8, SQLITE_STATIC);
    assert( rc==SQLITE_OK || rc==SQLITE_TOOBIG );
    if( rc ) goto too_big;
................................................................................
    pOp->p4.z = pOut->z;
    pOp->p1 = pOut->n;
  }
#endif
  if( pOp->p1>db->aLimit[SQLITE_LIMIT_LENGTH] ){
    goto too_big;
  }

  assert( rc==SQLITE_OK );
  /* Fall through to the next case, OP_String */
}
  
/* Opcode: String P1 P2 P3 P4 P5
** Synopsis: r[P2]='P4' (len=P1)
**
................................................................................
*/
case OP_RealAffinity: {                  /* in1 */
  pIn1 = &aMem[pOp->p1];
  if( pIn1->flags & (MEM_Int|MEM_IntReal) ){
    testcase( pIn1->flags & MEM_Int );
    testcase( pIn1->flags & MEM_IntReal );
    sqlite3VdbeMemRealify(pIn1);

  }
  break;
}
#endif

#ifndef SQLITE_OMIT_CAST
/* Opcode: Cast P1 P2 * * *
................................................................................
    idx = aPermute ? aPermute[i] : i;
    assert( memIsValid(&aMem[p1+idx]) );
    assert( memIsValid(&aMem[p2+idx]) );
    REGISTER_TRACE(p1+idx, &aMem[p1+idx]);
    REGISTER_TRACE(p2+idx, &aMem[p2+idx]);
    assert( i<pKeyInfo->nKeyField );
    pColl = pKeyInfo->aColl[i];
    bRev = pKeyInfo->aSortOrder[i];
    iCompare = sqlite3MemCompare(&aMem[p1+idx], &aMem[p2+idx], pColl);
    if( iCompare ){





      if( bRev ) iCompare = -iCompare;
      break;
    }
  }
  break;
}

................................................................................
**
** The value extracted is stored in register P3.
**
** If the record contains fewer than P2 fields, then extract a NULL.  Or,
** if the P4 argument is a P4_MEM use the value of the P4 argument as
** the result.
**
** If the OPFLAG_CLEARCACHE bit is set on P5 and P1 is a pseudo-table cursor,
** then the cache of the cursor is reset prior to extracting the column.
** The first OP_Column against a pseudo-table after the value of the content
** register has changed should have this bit set.
**
** If the OPFLAG_LENGTHARG and OPFLAG_TYPEOFARG bits are set on P5 then
** the result is guaranteed to only be used as the argument of a length()
** or typeof() function, respectively.  The loading of large blobs can be
** skipped for length() and all content loading can be skipped for typeof().
*/
case OP_Column: {
  int p2;            /* column number to retrieve */
................................................................................
  const char *zAffinity;   /* The affinity to be applied */

  zAffinity = pOp->p4.z;
  assert( zAffinity!=0 );
  assert( pOp->p2>0 );
  assert( zAffinity[pOp->p2]==0 );
  pIn1 = &aMem[pOp->p1];
  while( 1 /*edit-by-break*/ ){
    assert( pIn1 <= &p->aMem[(p->nMem+1 - p->nCursor)] );
    assert( memIsValid(pIn1) );
    applyAffinity(pIn1, zAffinity[0], encoding);
    if( zAffinity[0]==SQLITE_AFF_REAL && (pIn1->flags & MEM_Int)!=0 ){
      /* When applying REAL affinity, if the result is still MEM_Int, 
      ** indicate that REAL is actually desired */







      pIn1->flags |= MEM_IntReal;
      pIn1->flags &= ~MEM_Int;





    }
    REGISTER_TRACE((int)(pIn1-aMem), pIn1);
    zAffinity++;
    if( zAffinity[0]==0 ) break;
    pIn1++;
  }
  break;
................................................................................
      pLast--;
      nField--;
    }
  }
#endif

  /* Loop through the elements that will make up the record to figure
  ** out how much space is required for the new record.























  */
  pRec = pLast;
  do{
    assert( memIsValid(pRec) );
    serial_type = sqlite3VdbeSerialType(pRec, file_format, &len);
    if( pRec->flags & MEM_Zero ){
      if( serial_type==0 ){
        /* Values with MEM_Null and MEM_Zero are created by xColumn virtual
        ** table methods that never invoke sqlite3_result_xxxxx() while
        ** computing an unchanging column value in an UPDATE statement.
        ** Give such values a special internal-use-only serial-type of 10
        ** so that they can be passed through to xUpdate and have
        ** a true sqlite3_value_nochange(). */
        assert( pOp->p5==OPFLAG_NOCHNG_MAGIC || CORRUPT_DB );

































































        serial_type = 10;
      }else if( nData ){
        if( sqlite3VdbeMemExpandBlob(pRec) ) goto no_mem;

      }else{
        nZero += pRec->u.nZero;
        len -= pRec->u.nZero;
      }
    }
    nData += len;
    testcase( serial_type==127 );
    testcase( serial_type==128 );
    nHdr += serial_type<=127 ? 1 : sqlite3VarintLen(serial_type);
    pRec->uTemp = serial_type;

    if( pRec==pData0 ) break;
    pRec--;
  }while(1);

  /* EVIDENCE-OF: R-22564-11647 The header begins with a single varint
  ** which determines the total number of bytes in the header. The varint
  ** value is the size of the header in bytes including the size varint
................................................................................
        (!desiredAutoCommit)?"cannot start a transaction within a transaction":(
        (iRollback)?"cannot rollback - no transaction is active":
                   "cannot commit - no transaction is active"));
         
    rc = SQLITE_ERROR;
    goto abort_due_to_error;
  }
  break;
}

/* Opcode: Transaction P1 P2 P3 P4 P5
**
** Begin a transaction on database P1 if a transaction is not already
** active.
** If P2 is non-zero, then a write-transaction is started, or if a 
................................................................................
#ifdef SQLITE_DEBUG
  pC->seekOp = pOp->opcode;
#endif

  pC->deferredMoveto = 0;
  pC->cacheStatus = CACHE_STALE;
  if( pC->isTable ){

    /* The BTREE_SEEK_EQ flag is only set on index cursors */
    assert( sqlite3BtreeCursorHasHint(pC->uc.pCursor, BTREE_SEEK_EQ)==0
              || CORRUPT_DB );

    /* The input value in P3 might be of any type: integer, real, string,
    ** blob, or NULL.  But it needs to be an integer before we can do
    ** the seek, so convert it. */
    pIn3 = &aMem[pOp->p3];

    if( (pIn3->flags & (MEM_Int|MEM_Real|MEM_IntReal|MEM_Str))==MEM_Str ){
      applyNumericAffinity(pIn3, 0);
    }
    iKey = sqlite3VdbeIntValue(pIn3);



    /* If the P3 value could not be converted into an integer without
    ** loss of information, then special processing is required... */
    if( (pIn3->flags & (MEM_Int|MEM_IntReal))==0 ){
      if( (pIn3->flags & MEM_Real)==0 ){
        if( (pIn3->flags & MEM_Null) || oc>=OP_SeekGE ){
          VdbeBranchTaken(1,2); goto jump_to_p2;
          break;

        }else{
          rc = sqlite3BtreeLast(pC->uc.pCursor, &res);
          if( rc!=SQLITE_OK ) goto abort_due_to_error;
          goto seek_not_found;
        }
      }else

................................................................................
  assert( pOp->opcode!=OP_Next || pOp->p4.xAdvance==sqlite3BtreeNext );
  assert( pOp->opcode!=OP_Prev || pOp->p4.xAdvance==sqlite3BtreePrevious );

  /* The Next opcode is only used after SeekGT, SeekGE, Rewind, and Found.
  ** The Prev opcode is only used after SeekLT, SeekLE, and Last. */
  assert( pOp->opcode!=OP_Next
       || pC->seekOp==OP_SeekGT || pC->seekOp==OP_SeekGE
       || pC->seekOp==OP_Rewind || pC->seekOp==OP_Found 
       || pC->seekOp==OP_NullRow|| pC->seekOp==OP_SeekRowid);

  assert( pOp->opcode!=OP_Prev
       || pC->seekOp==OP_SeekLT || pC->seekOp==OP_SeekLE
       || pC->seekOp==OP_Last 
       || pC->seekOp==OP_NullRow);

  rc = pOp->p4.xAdvance(pC->uc.pCursor, pOp->p3);
next_tail:
  pC->cacheStatus = CACHE_STALE;
  VdbeBranchTaken(rc==SQLITE_OK,2);
  if( rc==SQLITE_OK ){
................................................................................
  {
    zMaster = MASTER_NAME;
    initData.db = db;
    initData.iDb = iDb;
    initData.pzErrMsg = &p->zErrMsg;
    initData.mInitFlags = 0;
    zSql = sqlite3MPrintf(db,
       "SELECT name, rootpage, sql FROM '%q'.%s WHERE %s ORDER BY rowid",
       db->aDb[iDb].zDbSName, zMaster, pOp->p4.z);
    if( zSql==0 ){
      rc = SQLITE_NOMEM_BKPT;
    }else{
      assert( db->init.busy==0 );
      db->init.busy = 1;
      initData.rc = SQLITE_OK;
................................................................................
*/
SQLITE_API int sqlite3_blob_close(sqlite3_blob *pBlob){
  Incrblob *p = (Incrblob *)pBlob;
  int rc;
  sqlite3 *db;

  if( p ){

    db = p->db;
    sqlite3_mutex_enter(db->mutex);
    rc = sqlite3_finalize(p->pStmt);
    sqlite3DbFree(db, p);
    sqlite3_mutex_leave(db->mutex);

  }else{
    rc = SQLITE_OK;
  }
  return rc;
}

/*
................................................................................
  if( res==0 ){
    if( pTask->pSorter->pKeyInfo->nKeyField>1 ){
      res = vdbeSorterCompareTail(
          pTask, pbKey2Cached, pKey1, nKey1, pKey2, nKey2
      );
    }
  }else{

    if( pTask->pSorter->pKeyInfo->aSortOrder[0] ){
      res = res * -1;
    }
  }

  return res;
}

................................................................................

  if( res==0 ){
    if( pTask->pSorter->pKeyInfo->nKeyField>1 ){
      res = vdbeSorterCompareTail(
          pTask, pbKey2Cached, pKey1, nKey1, pKey2, nKey2
      );
    }
  }else if( pTask->pSorter->pKeyInfo->aSortOrder[0] ){

    res = res * -1;
  }

  return res;
}

/*
................................................................................
        pSorter->list.aMemory = (u8*)sqlite3Malloc(pgsz);
        if( !pSorter->list.aMemory ) rc = SQLITE_NOMEM_BKPT;
      }
    }

    if( pKeyInfo->nAllField<13 
     && (pKeyInfo->aColl[0]==0 || pKeyInfo->aColl[0]==db->pDfltColl)

    ){
      pSorter->typeMask = SORTER_TYPE_INTEGER | SORTER_TYPE_TEXT;
    }
  }

  return rc;
}
................................................................................

  if( rc==SQLITE_OK ){
    if( i==nWorker ){
      /* Use the foreground thread for this operation */
      rc = vdbeSorterListToPMA(&pSorter->aTask[nWorker], &pSorter->list);
    }else{
      /* Launch a background thread for this operation */
      u8 *aMem = pTask->list.aMemory;
      void *pCtx = (void*)pTask;


      assert( pTask->pThread==0 && pTask->bDone==0 );
      assert( pTask->list.pList==0 );
      assert( pTask->list.aMemory==0 || pSorter->list.aMemory!=0 );



      pSorter->iPrev = (u8)(pTask - pSorter->aTask);
      pTask->list = pSorter->list;
      pSorter->list.pList = 0;
      pSorter->list.szPMA = 0;
      if( aMem ){
        pSorter->list.aMemory = aMem;
        pSorter->nMemory = sqlite3MallocSize(aMem);
................................................................................
){
  MemJournal *p = (MemJournal *)pJfd;
  u8 *zOut = zBuf;
  int nRead = iAmt;
  int iChunkOffset;
  FileChunk *pChunk;

#if defined(SQLITE_ENABLE_ATOMIC_WRITE) \
 || defined(SQLITE_ENABLE_BATCH_ATOMIC_WRITE)
  if( (iAmt+iOfst)>p->endpoint.iOffset ){
    return SQLITE_IOERR_SHORT_READ;
  }
#endif

  assert( (iAmt+iOfst)<=p->endpoint.iOffset );
  assert( p->readpoint.iOffset==0 || p->readpoint.pChunk!=0 );
  if( p->readpoint.iOffset!=iOfst || iOfst==0 ){
    sqlite3_int64 iOff = 0;
    for(pChunk=p->pFirst; 
        ALWAYS(pChunk) && (iOff+p->nChunkSize)<=iOfst;
        pChunk=pChunk->pNext
    ){
................................................................................
/*
** Walk all expressions linked into the list of Window objects passed
** as the second argument.
*/
static int walkWindowList(Walker *pWalker, Window *pList){
  Window *pWin;
  for(pWin=pList; pWin; pWin=pWin->pNextWin){

    if( sqlite3WalkExprList(pWalker, pWin->pOrderBy) ) return WRC_Abort;

    if( sqlite3WalkExprList(pWalker, pWin->pPartition) ) return WRC_Abort;

    if( sqlite3WalkExpr(pWalker, pWin->pFilter) ) return WRC_Abort;










  }
  return WRC_Continue;
}
#endif

/*
** Walk an expression tree.  Invoke the callback once for each node
................................................................................
  while(1){
    rc = pWalker->xExprCallback(pWalker, pExpr);
    if( rc ) return rc & WRC_Abort;
    if( !ExprHasProperty(pExpr,(EP_TokenOnly|EP_Leaf)) ){
      if( pExpr->pLeft && walkExpr(pWalker, pExpr->pLeft) ) return WRC_Abort;
       assert( pExpr->x.pList==0 || pExpr->pRight==0 );
      if( pExpr->pRight ){

        pExpr = pExpr->pRight;
        continue;
      }else if( ExprHasProperty(pExpr, EP_xIsSelect) ){

        if( sqlite3WalkSelect(pWalker, pExpr->x.pSelect) ) return WRC_Abort;

      }else if( pExpr->x.pList ){
        if( sqlite3WalkExprList(pWalker, pExpr->x.pList) ) return WRC_Abort;
      }
#ifndef SQLITE_OMIT_WINDOWFUNC
      if( ExprHasProperty(pExpr, EP_WinFunc) ){
        if( walkWindowList(pWalker, pExpr->y.pWin) ) return WRC_Abort;
      }
#endif

    }
    break;
  }
  return WRC_Continue;
}
SQLITE_PRIVATE int sqlite3WalkExpr(Walker *pWalker, Expr *pExpr){
  return pExpr ? walkExpr(pWalker,pExpr) : WRC_Continue;
................................................................................
  if( sqlite3WalkExpr(pWalker, p->pHaving) ) return WRC_Abort;
  if( sqlite3WalkExprList(pWalker, p->pOrderBy) ) return WRC_Abort;
  if( sqlite3WalkExpr(pWalker, p->pLimit) ) return WRC_Abort;
#if !defined(SQLITE_OMIT_WINDOWFUNC) && !defined(SQLITE_OMIT_ALTERTABLE)
  {
    Parse *pParse = pWalker->pParse;
    if( pParse && IN_RENAME_OBJECT ){


      int rc = walkWindowList(pWalker, p->pWinDefn);
      assert( rc==WRC_Continue );
      return rc;
    }
  }
#endif
  return WRC_Continue;
}

................................................................................
    ExprSetProperty(pExpr, EP_Static);
    sqlite3ExprDelete(db, pExpr);
    memcpy(pExpr, pDup, sizeof(*pExpr));
    if( !ExprHasProperty(pExpr, EP_IntValue) && pExpr->u.zToken!=0 ){
      assert( (pExpr->flags & (EP_Reduced|EP_TokenOnly))==0 );
      pExpr->u.zToken = sqlite3DbStrDup(db, pExpr->u.zToken);
      pExpr->flags |= EP_MemToken;







    }
    sqlite3DbFree(db, pDup);
  }
  ExprSetProperty(pExpr, EP_Alias);
}


................................................................................
              ExprSetProperty(pExpr, EP_Alias);
            }
          }else
#endif /* SQLITE_OMIT_UPSERT */
          {
#ifndef SQLITE_OMIT_TRIGGER
            if( iCol<0 ){
              pExpr->affinity = SQLITE_AFF_INTEGER;
            }else if( pExpr->iTable==0 ){
              testcase( iCol==31 );
              testcase( iCol==32 );
              pParse->oldmask |= (iCol>=32 ? 0xffffffff : (((u32)1)<<iCol));
            }else{
              testcase( iCol==31 );
              testcase( iCol==32 );
................................................................................
     && pMatch
     && (pNC->ncFlags & NC_IdxExpr)==0
     && sqlite3IsRowid(zCol)
     && VisibleRowid(pMatch->pTab)
    ){
      cnt = 1;
      pExpr->iColumn = -1;
      pExpr->affinity = SQLITE_AFF_INTEGER;
    }

    /*
    ** If the input is of the form Z (not Y.Z or X.Y.Z) then the name Z
    ** might refer to an result-set alias.  This happens, for example, when
    ** we are resolving names in the WHERE clause of the following command:
    **
................................................................................
      assert( pSrcList && pSrcList->nSrc==1 );
      pItem = pSrcList->a;
      assert( HasRowid(pItem->pTab) && pItem->pTab->pSelect==0 );
      pExpr->op = TK_COLUMN;
      pExpr->y.pTab = pItem->pTab;
      pExpr->iTable = pItem->iCursor;
      pExpr->iColumn = -1;
      pExpr->affinity = SQLITE_AFF_INTEGER;
      break;
    }
#endif /* defined(SQLITE_ENABLE_UPDATE_DELETE_LIMIT)
          && !defined(SQLITE_OMIT_SUBQUERY) */

    /* A column name:                    ID
    ** Or table name and column name:    ID.ID
................................................................................
      int wrong_num_args = 0;     /* True if wrong number of arguments */
      int is_agg = 0;             /* True if is an aggregate function */
      int nId;                    /* Number of characters in function name */
      const char *zId;            /* The function name. */
      FuncDef *pDef;              /* Information about the function */
      u8 enc = ENC(pParse->db);   /* The database encoding */
      int savedAllowFlags = (pNC->ncFlags & (NC_AllowAgg | NC_AllowWin));



      assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
      zId = pExpr->u.zToken;
      nId = sqlite3Strlen30(zId);
      pDef = sqlite3FindFunction(pParse->db, zId, n, enc, 0);
      if( pDef==0 ){
        pDef = sqlite3FindFunction(pParse->db, zId, -2, enc, 0);
        if( pDef==0 ){
................................................................................
         && pParse->nested==0
         && sqlite3Config.bInternalFunctions==0
        ){
          /* Internal-use-only functions are disallowed unless the
          ** SQL is being compiled using sqlite3NestedParse() */
          no_such_func = 1;
          pDef = 0;









        }
      }

      if( 0==IN_RENAME_OBJECT ){
#ifndef SQLITE_OMIT_WINDOWFUNC
        assert( is_agg==0 || (pDef->funcFlags & SQLITE_FUNC_MINMAX)
          || (pDef->xValue==0 && pDef->xInverse==0)
          || (pDef->xValue && pDef->xInverse && pDef->xSFunc && pDef->xFinalize)
        );
        if( pDef && pDef->xValue==0 && ExprHasProperty(pExpr, EP_WinFunc) ){
          sqlite3ErrorMsg(pParse, 
              "%.*s() may not be used as a window function", nId, zId
          );
          pNC->nErr++;
        }else if( 
              (is_agg && (pNC->ncFlags & NC_AllowAgg)==0)
           || (is_agg && (pDef->funcFlags&SQLITE_FUNC_WINDOW) && !pExpr->y.pWin)
           || (is_agg && pExpr->y.pWin && (pNC->ncFlags & NC_AllowWin)==0)
        ){
          const char *zType;
          if( (pDef->funcFlags & SQLITE_FUNC_WINDOW) || pExpr->y.pWin ){
            zType = "window";
          }else{
            zType = "aggregate";
          }
          sqlite3ErrorMsg(pParse, "misuse of %s function %.*s()",zType,nId,zId);
          pNC->nErr++;
          is_agg = 0;
................................................................................
          sqlite3ErrorMsg(pParse, "no such function: %.*s", nId, zId);
          pNC->nErr++;
        }else if( wrong_num_args ){
          sqlite3ErrorMsg(pParse,"wrong number of arguments to function %.*s()",
               nId, zId);
          pNC->nErr++;
        }









        if( is_agg ){
          /* Window functions may not be arguments of aggregate functions.
          ** Or arguments of other window functions. But aggregate functions
          ** may be arguments for window functions.  */
#ifndef SQLITE_OMIT_WINDOWFUNC
          pNC->ncFlags &= ~(NC_AllowWin | (!pExpr->y.pWin ? NC_AllowAgg : 0));
#else
          pNC->ncFlags &= ~NC_AllowAgg;
#endif
        }
      }





      sqlite3WalkExprList(pWalker, pList);
      if( is_agg ){
#ifndef SQLITE_OMIT_WINDOWFUNC
        if( pExpr->y.pWin ){
          Select *pSel = pNC->pWinSelect;

          if( IN_RENAME_OBJECT==0 ){
            sqlite3WindowUpdate(pParse, pSel->pWinDefn, pExpr->y.pWin, pDef);
          }
          sqlite3WalkExprList(pWalker, pExpr->y.pWin->pPartition);
          sqlite3WalkExprList(pWalker, pExpr->y.pWin->pOrderBy);
          sqlite3WalkExpr(pWalker, pExpr->y.pWin->pFilter);
          if( 0==pSel->pWin 
           || 0==sqlite3WindowCompare(pParse, pSel->pWin, pExpr->y.pWin) 
          ){
            pExpr->y.pWin->pNextWin = pSel->pWin;
            pSel->pWin = pExpr->y.pWin;
          }
          pNC->ncFlags |= NC_HasWin;
        }else
#endif /* SQLITE_OMIT_WINDOWFUNC */
        {
          NameContext *pNC2 = pNC;
          pExpr->op = TK_AGG_FUNCTION;
          pExpr->op2 = 0;





          while( pNC2 && !sqlite3FunctionUsesThisSrc(pExpr, pNC2->pSrcList) ){
            pExpr->op2++;
            pNC2 = pNC2->pNext;
          }
          assert( pDef!=0 );
          if( pNC2 ){
            assert( SQLITE_FUNC_MINMAX==NC_MinMaxAgg );
            testcase( (pDef->funcFlags & SQLITE_FUNC_MINMAX)!=0 );
            pNC2->ncFlags |= NC_HasAgg | (pDef->funcFlags & SQLITE_FUNC_MINMAX);

          }
        }
        pNC->ncFlags |= savedAllowFlags;
................................................................................
    }
    case TK_VARIABLE: {
      notValid(pParse, pNC, "parameters", NC_IsCheck|NC_PartIdx|NC_IdxExpr);
      break;
    }
    case TK_IS:
    case TK_ISNOT: {
      Expr *pRight = sqlite3ExprSkipCollate(pExpr->pRight);
      assert( !ExprHasProperty(pExpr, EP_Reduced) );
      /* Handle special cases of "x IS TRUE", "x IS FALSE", "x IS NOT TRUE",
      ** and "x IS NOT FALSE". */
      if( pRight->op==TK_ID ){
        int rc = resolveExprStep(pWalker, pRight);
        if( rc==WRC_Abort ) return WRC_Abort;
        if( pRight->op==TK_TRUEFALSE ){
................................................................................
    moreToDo = 0;
    pEList = pSelect->pEList;
    assert( pEList!=0 );
    for(i=0, pItem=pOrderBy->a; i<pOrderBy->nExpr; i++, pItem++){
      int iCol = -1;
      Expr *pE, *pDup;
      if( pItem->done ) continue;
      pE = sqlite3ExprSkipCollate(pItem->pExpr);
      if( sqlite3ExprIsInteger(pE, &iCol) ){
        if( iCol<=0 || iCol>pEList->nExpr ){
          resolveOutOfRangeError(pParse, "ORDER", i+1, pEList->nExpr);
          return 1;
        }
      }else{
        iCol = resolveAsName(pParse, pEList, pE);
................................................................................
  const char *zType     /* "ORDER" or "GROUP" */
){
  int i;
  sqlite3 *db = pParse->db;
  ExprList *pEList;
  struct ExprList_item *pItem;

  if( pOrderBy==0 || pParse->db->mallocFailed ) return 0;
  if( pOrderBy->nExpr>db->aLimit[SQLITE_LIMIT_COLUMN] ){
    sqlite3ErrorMsg(pParse, "too many terms in %s BY clause", zType);
    return 1;
  }
  pEList = pSelect->pEList;
  assert( pEList!=0 );  /* sqlite3SelectNew() guarantees this */
  for(i=0, pItem=pOrderBy->a; i<pOrderBy->nExpr; i++, pItem++){
................................................................................
    }
  }
  return 0;
}

#ifndef SQLITE_OMIT_WINDOWFUNC
/*
** Walker callback for resolveRemoveWindows().
*/
static int resolveRemoveWindowsCb(Walker *pWalker, Expr *pExpr){

  if( ExprHasProperty(pExpr, EP_WinFunc) ){
    Window **pp;
    for(pp=&pWalker->u.pSelect->pWin; *pp; pp=&(*pp)->pNextWin){
      if( *pp==pExpr->y.pWin ){
        *pp = (*pp)->pNextWin;
        break;
      }    
    }
  }
  return WRC_Continue;
}

/*
** Remove any Window objects owned by the expression pExpr from the
** Select.pWin list of Select object pSelect.
*/
static void resolveRemoveWindows(Select *pSelect, Expr *pExpr){

  Walker sWalker;
  memset(&sWalker, 0, sizeof(Walker));
  sWalker.xExprCallback = resolveRemoveWindowsCb;
  sWalker.u.pSelect = pSelect;
  sqlite3WalkExpr(&sWalker, pExpr);
}

#else
# define resolveRemoveWindows(x,y)
#endif



/*
** pOrderBy is an ORDER BY or GROUP BY clause in SELECT statement pSelect.
** The Name context of the SELECT statement is pNC.  zType is either
** "ORDER" or "GROUP" depending on which type of clause pOrderBy is.
**
** This routine resolves each term of the clause into an expression.
................................................................................
  int nResult;                   /* Number of terms in the result set */

  if( pOrderBy==0 ) return 0;
  nResult = pSelect->pEList->nExpr;
  pParse = pNC->pParse;
  for(i=0, pItem=pOrderBy->a; i<pOrderBy->nExpr; i++, pItem++){
    Expr *pE = pItem->pExpr;
    Expr *pE2 = sqlite3ExprSkipCollate(pE);
    if( zType[0]!='G' ){
      iCol = resolveAsName(pParse, pSelect->pEList, pE2);
      if( iCol>0 ){
        /* If an AS-name match is found, mark this ORDER BY column as being
        ** a copy of the iCol-th result-set column.  The subsequent call to
        ** sqlite3ResolveOrderGroupBy() will convert the expression to a
        ** copy of the iCol-th result-set expression. */
................................................................................
      return 1;
    }
    for(j=0; j<pSelect->pEList->nExpr; j++){
      if( sqlite3ExprCompare(0, pE, pSelect->pEList->a[j].pExpr, -1)==0 ){
        /* Since this expresion is being changed into a reference
        ** to an identical expression in the result set, remove all Window
        ** objects belonging to the expression from the Select.pWin list. */
        resolveRemoveWindows(pSelect, pE);
        pItem->u.x.iOrderByCol = j+1;
      }
    }
  }
  return sqlite3ResolveOrderGroupBy(pParse, pSelect, pOrderBy, zType);
}

................................................................................
** CREATE TABLE t1(a);
** SELECT * FROM t1 WHERE a;
** SELECT a AS b FROM t1 WHERE b;
** SELECT * FROM t1 WHERE (select a from t1);
*/
SQLITE_PRIVATE char sqlite3ExprAffinity(Expr *pExpr){
  int op;
  if( pExpr->flags & EP_Generic ) return 0;
  while( ExprHasProperty(pExpr, EP_Skip) ){
    assert( pExpr->op==TK_COLLATE );
    pExpr = pExpr->pLeft;
    assert( pExpr!=0 );
  }
  op = pExpr->op;
  if( op==TK_SELECT ){
................................................................................
  }
  if( op==TK_SELECT_COLUMN ){
    assert( pExpr->pLeft->flags&EP_xIsSelect );
    return sqlite3ExprAffinity(
        pExpr->pLeft->x.pSelect->pEList->a[pExpr->iColumn].pExpr
    );
  }
  return pExpr->affinity;
}

/*
** Set the collating sequence for expression pExpr to be the collating
** sequence named by pToken.   Return a pointer to a new Expr node that
** implements the COLLATE operator.
**
................................................................................
  Token s;
  assert( zC!=0 );
  sqlite3TokenInit(&s, (char*)zC);
  return sqlite3ExprAddCollateToken(pParse, pExpr, &s, 0);
}

/*
** Skip over any TK_COLLATE operators and any unlikely()
** or likelihood() function at the root of an expression.
*/
SQLITE_PRIVATE Expr *sqlite3ExprSkipCollate(Expr *pExpr){













  while( pExpr && ExprHasProperty(pExpr, EP_Skip|EP_Unlikely) ){
    if( ExprHasProperty(pExpr, EP_Unlikely) ){
      assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
      assert( pExpr->x.pList->nExpr>0 );
      assert( pExpr->op==TK_FUNCTION );
      pExpr = pExpr->x.pList->a[0].pExpr;
    }else{
................................................................................
*/
SQLITE_PRIVATE CollSeq *sqlite3ExprCollSeq(Parse *pParse, Expr *pExpr){
  sqlite3 *db = pParse->db;
  CollSeq *pColl = 0;
  Expr *p = pExpr;
  while( p ){
    int op = p->op;
    if( p->flags & EP_Generic ) break;
    if( op==TK_REGISTER ) op = p->op2;
    if( (op==TK_AGG_COLUMN || op==TK_COLUMN || op==TK_TRIGGER)
     && p->y.pTab!=0
    ){
      /* op==TK_REGISTER && p->y.pTab!=0 happens when pExpr was originally
      ** a TK_COLUMN but was previously evaluated and cached in a register */
      int j = p->iColumn;
................................................................................
/*
** pExpr is an operand of a comparison operator.  aff2 is the
** type affinity of the other operand.  This routine returns the
** type affinity that should be used for the comparison operator.
*/
SQLITE_PRIVATE char sqlite3CompareAffinity(Expr *pExpr, char aff2){
  char aff1 = sqlite3ExprAffinity(pExpr);
  if( aff1 && aff2 ){
    /* Both sides of the comparison are columns. If one has numeric
    ** affinity, use that. Otherwise use no affinity.
    */
    if( sqlite3IsNumericAffinity(aff1) || sqlite3IsNumericAffinity(aff2) ){
      return SQLITE_AFF_NUMERIC;
    }else{
      return SQLITE_AFF_BLOB;
    }
  }else if( !aff1 && !aff2 ){
    /* Neither side of the comparison is a column.  Compare the
    ** results directly.
    */
    return SQLITE_AFF_BLOB;
  }else{
    /* One side is a column, the other is not. Use the columns affinity. */
    assert( aff1==0 || aff2==0 );
    return (aff1 + aff2);


  }
}

/*
** pExpr is a comparison operator.  Return the type affinity that should
** be applied to both operands prior to doing the comparison.
*/
................................................................................
** pExpr is a comparison expression, eg. '=', '<', IN(...) etc.
** idx_affinity is the affinity of an indexed column. Return true
** if the index with affinity idx_affinity may be used to implement
** the comparison in pExpr.
*/
SQLITE_PRIVATE int sqlite3IndexAffinityOk(Expr *pExpr, char idx_affinity){
  char aff = comparisonAffinity(pExpr);
  switch( aff ){
    case SQLITE_AFF_BLOB:
      return 1;

    case SQLITE_AFF_TEXT:
      return idx_affinity==SQLITE_AFF_TEXT;
    default:
      return sqlite3IsNumericAffinity(idx_affinity);
  }

}

/*
** Return the P5 value that should be used for a binary comparison
** opcode (OP_Eq, OP_Ge etc.) used to compare pExpr1 and pExpr2.
*/
static u8 binaryCompareP5(Expr *pExpr1, Expr *pExpr2, int jumpIfNull){
................................................................................
  if( pLeft==0  ){
    return pRight;
  }else if( pRight==0 ){
    return pLeft;
  }else if( ExprAlwaysFalse(pLeft) || ExprAlwaysFalse(pRight) ){
    sqlite3ExprUnmapAndDelete(pParse, pLeft);
    sqlite3ExprUnmapAndDelete(pParse, pRight);
    return sqlite3ExprAlloc(db, TK_INTEGER, &sqlite3IntTokens[0], 0);
  }else{
    return sqlite3PExpr(pParse, TK_AND, pLeft, pRight);
  }
}

/*
** Construct a new expression node for a function with multiple
................................................................................
  }
#endif
  if( !ExprHasProperty(p, (EP_TokenOnly|EP_Leaf)) ){
    /* The Expr.x union is never used at the same time as Expr.pRight */
    assert( p->x.pList==0 || p->pRight==0 );
    if( p->pLeft && p->op!=TK_SELECT_COLUMN ) sqlite3ExprDeleteNN(db, p->pLeft);
    if( p->pRight ){

      sqlite3ExprDeleteNN(db, p->pRight);
    }else if( ExprHasProperty(p, EP_xIsSelect) ){

      sqlite3SelectDelete(db, p->x.pSelect);
    }else{
      sqlite3ExprListDelete(db, p->x.pList);
    }

    if( ExprHasProperty(p, EP_WinFunc) ){
      assert( p->op==TK_FUNCTION );
      sqlite3WindowDelete(db, p->y.pWin);


    }
  }
  if( ExprHasProperty(p, EP_MemToken) ) sqlite3DbFree(db, p->u.zToken);
  if( !ExprHasProperty(p, EP_Static) ){
    sqlite3DbFreeNN(db, p);
  }
}
................................................................................
*/
static int exprStructSize(Expr *p){
  if( ExprHasProperty(p, EP_TokenOnly) ) return EXPR_TOKENONLYSIZE;
  if( ExprHasProperty(p, EP_Reduced) ) return EXPR_REDUCEDSIZE;
  return EXPR_FULLSIZE;
}

/*
** Copy the complete content of an Expr node, taking care not to read
** past the end of the structure for a reduced-size version of the source
** Expr.
*/
static void exprNodeCopy(Expr *pDest, Expr *pSrc){
  memset(pDest, 0, sizeof(Expr));
  memcpy(pDest, pSrc, exprStructSize(pSrc));
}

/*
** The dupedExpr*Size() routines each return the number of bytes required
** to store a copy of an expression or expression tree.  They differ in
** how much of the tree is measured.
**
**     dupedExprStructSize()     Size of only the Expr structure 
**     dupedExprNodeSize()       Size of Expr + space for token
................................................................................
/*
** The gatherSelectWindows() procedure and its helper routine
** gatherSelectWindowsCallback() are used to scan all the expressions
** an a newly duplicated SELECT statement and gather all of the Window
** objects found there, assembling them onto the linked list at Select->pWin.
*/
static int gatherSelectWindowsCallback(Walker *pWalker, Expr *pExpr){
  if( pExpr->op==TK_FUNCTION && pExpr->y.pWin!=0 ){
    assert( ExprHasProperty(pExpr, EP_WinFunc) );
    pExpr->y.pWin->pNextWin = pWalker->u.pSelect->pWin;
    pWalker->u.pSelect->pWin = pExpr->y.pWin;




  }
  return WRC_Continue;
}
static int gatherSelectWindowsSelectCallback(Walker *pWalker, Select *p){
  return p==pWalker->u.pSelect ? WRC_Continue : WRC_Prune;
}
static void gatherSelectWindows(Select *p){
................................................................................
        assert( pNewExpr->iColumn==pItem[-1].pExpr->iColumn+1 );
        assert( pPriorSelectCol==pItem[-1].pExpr->pLeft );
        pNewExpr->pLeft = pPriorSelectCol;
      }
    }
    pItem->zName = sqlite3DbStrDup(db, pOldItem->zName);
    pItem->zSpan = sqlite3DbStrDup(db, pOldItem->zSpan);
    pItem->sortOrder = pOldItem->sortOrder;
    pItem->done = 0;

    pItem->bSpanIsTab = pOldItem->bSpanIsTab;
    pItem->bSorterRef = pOldItem->bSorterRef;
    pItem->u = pOldItem->u;
  }
  return pNew;
}

................................................................................
    pNew->addrOpenEphm[0] = -1;
    pNew->addrOpenEphm[1] = -1;
    pNew->nSelectRow = p->nSelectRow;
    pNew->pWith = withDup(db, p->pWith);
#ifndef SQLITE_OMIT_WINDOWFUNC
    pNew->pWin = 0;
    pNew->pWinDefn = sqlite3WindowListDup(db, p->pWinDefn);
    if( p->pWin ) gatherSelectWindows(pNew);
#endif
    pNew->selId = p->selId;
    *pp = pNew;
    pp = &pNew->pPrior;
    pNext = pNew;
  }

................................................................................
    sqlite3ErrorMsg(pParse, "%d columns assigned %d values",
                    pColumns->nId, n);
    goto vector_append_error;
  }

  for(i=0; i<pColumns->nId; i++){
    Expr *pSubExpr = sqlite3ExprForVectorField(pParse, pExpr, i);




    pList = sqlite3ExprListAppend(pParse, pList, pSubExpr);
    if( pList ){
      assert( pList->nExpr==iFirst+i+1 );
      pList->a[pList->nExpr-1].zName = pColumns->a[i].zName;
      pColumns->a[i].zName = 0;
    }
  }
................................................................................
  sqlite3IdListDelete(db, pColumns);
  return pList;
}

/*
** Set the sort order for the last element on the given ExprList.
*/
SQLITE_PRIVATE void sqlite3ExprListSetSortOrder(ExprList *p, int iSortOrder){

  if( p==0 ) return;
  assert( SQLITE_SO_UNDEFINED<0 && SQLITE_SO_ASC>=0 && SQLITE_SO_DESC>0 );
  assert( p->nExpr>0 );


  if( iSortOrder<0 ){
    assert( p->a[p->nExpr-1].sortOrder==SQLITE_SO_ASC );
    return;






  }





  p->a[p->nExpr-1].sortOrder = (u8)iSortOrder;







}

/*
** Set the ExprList.a[].zName element of the most recently added item
** on the expression list.
**
** pList might be NULL following an OOM error.  But pName should never be
................................................................................
** This routine is used to determine if the OP_Affinity operation
** can be omitted.  When in doubt return FALSE.  A false negative
** is harmless.  A false positive, however, can result in the wrong
** answer.
*/
SQLITE_PRIVATE int sqlite3ExprNeedsNoAffinityChange(const Expr *p, char aff){
  u8 op;

  if( aff==SQLITE_AFF_BLOB ) return 1;
  while( p->op==TK_UPLUS || p->op==TK_UMINUS ){ p = p->pLeft; }



  op = p->op;
  if( op==TK_REGISTER ) op = p->op2;
  switch( op ){
    case TK_INTEGER: {
      return aff==SQLITE_AFF_INTEGER || aff==SQLITE_AFF_NUMERIC;
    }
    case TK_FLOAT: {
      return aff==SQLITE_AFF_REAL || aff==SQLITE_AFF_NUMERIC;
    }
    case TK_STRING: {
      return aff==SQLITE_AFF_TEXT;
    }
    case TK_BLOB: {
      return 1;
    }
    case TK_COLUMN: {
      assert( p->iTable>=0 );  /* p cannot be part of a CHECK constraint */
      return p->iColumn<0
          && (aff==SQLITE_AFF_INTEGER || aff==SQLITE_AFF_NUMERIC);
    }
    default: {
      return 0;
    }
  }
}

................................................................................
**   CREATE INDEX i1 ON t1(b, c, a);
**
** then aiMap[] is populated with {2, 0, 1}.
*/
#ifndef SQLITE_OMIT_SUBQUERY
SQLITE_PRIVATE int sqlite3FindInIndex(
  Parse *pParse,             /* Parsing context */
  Expr *pX,                  /* The right-hand side (RHS) of the IN operator */
  u32 inFlags,               /* IN_INDEX_LOOP, _MEMBERSHIP, and/or _NOOP_OK */
  int *prRhsHasNull,         /* Register holding NULL status.  See notes */
  int *aiMap,                /* Mapping from Index fields to RHS fields */
  int *piTab                 /* OUT: index to use */
){
  Select *p;                            /* SELECT to the right of IN operator */
  int eType = 0;                        /* Type of RHS table. IN_INDEX_* */
................................................................................
    ** that columns affinity when building index keys. If <expr> is not
    ** a column, use numeric affinity.
    */
    char affinity;            /* Affinity of the LHS of the IN */
    int i;
    ExprList *pList = pExpr->x.pList;
    struct ExprList_item *pItem;
    int r1, r2, r3;
    affinity = sqlite3ExprAffinity(pLeft);
    if( !affinity ){
      affinity = SQLITE_AFF_BLOB;
    }
    if( pKeyInfo ){
      assert( sqlite3KeyInfoIsWriteable(pKeyInfo) );
      pKeyInfo->aColl[0] = sqlite3ExprCollSeq(pParse, pExpr->pLeft);
    }

................................................................................
      if( addrOnce && !sqlite3ExprIsConstant(pE2) ){
        sqlite3VdbeChangeToNoop(v, addrOnce);
        ExprClearProperty(pExpr, EP_Subrtn);
        addrOnce = 0;
      }

      /* Evaluate the expression and insert it into the temp table */
      r3 = sqlite3ExprCodeTarget(pParse, pE2, r1);
      sqlite3VdbeAddOp4(v, OP_MakeRecord, r3, 1, r2, &affinity, 1);
      sqlite3VdbeAddOp4Int(v, OP_IdxInsert, iTab, r2, r3, 1);
    }
    sqlite3ReleaseTempReg(pParse, r1);
    sqlite3ReleaseTempReg(pParse, r2);
  }
  if( pKeyInfo ){
    sqlite3VdbeChangeP4(v, addr, (void *)pKeyInfo, P4_KEYINFO);
  }
  if( addrOnce ){
    sqlite3VdbeJumpHere(v, addrOnce);
    /* Subroutine return */
    sqlite3VdbeAddOp1(v, OP_Return, pExpr->y.sub.regReturn);
    sqlite3VdbeChangeP1(v, pExpr->y.sub.iAddr-1, sqlite3VdbeCurrentAddr(v)-1);

  }
}
#endif /* SQLITE_OMIT_SUBQUERY */

/*
** Generate code for scalar subqueries used as a subquery expression
** or EXISTS operator:
**
**     (SELECT a FROM b)          -- subquery
**     EXISTS (SELECT a FROM b)   -- EXISTS subquery
**
** The pExpr parameter is the SELECT or EXISTS operator to be coded.
**
** The register that holds the result.  For a multi-column SELECT, 
** the result is stored in a contiguous array of registers and the
** return value is the register of the left-most result column.
** Return 0 if an error occurs.
*/
#ifndef SQLITE_OMIT_SUBQUERY
SQLITE_PRIVATE int sqlite3CodeSubselect(Parse *pParse, Expr *pExpr){
  int addrOnce = 0;           /* Address of OP_Once at top of subroutine */
................................................................................
    sqlite3VdbeAddOp3(v, OP_Null, 0, dest.iSDParm, dest.iSDParm+nReg-1);
    VdbeComment((v, "Init subquery result"));
  }else{
    dest.eDest = SRT_Exists;
    sqlite3VdbeAddOp2(v, OP_Integer, 0, dest.iSDParm);
    VdbeComment((v, "Init EXISTS result"));
  }
  pLimit = sqlite3ExprAlloc(pParse->db, TK_INTEGER,&sqlite3IntTokens[1], 0);
  if( pSel->pLimit ){









    sqlite3ExprDelete(pParse->db, pSel->pLimit->pLeft);
    pSel->pLimit->pLeft = pLimit;
  }else{


    pSel->pLimit = sqlite3PExpr(pParse, TK_LIMIT, pLimit, 0);
  }
  pSel->iLimit = 0;
  if( sqlite3Select(pParse, pSel, &dest) ){
    return 0;
  }
  pExpr->iTable = rReg = dest.iSDParm;
................................................................................
  ExprSetVVAProperty(pExpr, EP_NoReduce);
  if( addrOnce ){
    sqlite3VdbeJumpHere(v, addrOnce);

    /* Subroutine return */
    sqlite3VdbeAddOp1(v, OP_Return, pExpr->y.sub.regReturn);
    sqlite3VdbeChangeP1(v, pExpr->y.sub.iAddr-1, sqlite3VdbeCurrentAddr(v)-1);

  }

  return rReg;
}
#endif /* SQLITE_OMIT_SUBQUERY */

#ifndef SQLITE_OMIT_SUBQUERY
................................................................................
  if( eType==IN_INDEX_NOOP ){
    ExprList *pList = pExpr->x.pList;
    CollSeq *pColl = sqlite3ExprCollSeq(pParse, pExpr->pLeft);
    int labelOk = sqlite3VdbeMakeLabel(pParse);
    int r2, regToFree;
    int regCkNull = 0;
    int ii;

    assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
    if( destIfNull!=destIfFalse ){
      regCkNull = sqlite3GetTempReg(pParse);
      sqlite3VdbeAddOp3(v, OP_BitAnd, rLhs, rLhs, regCkNull);
    }

    for(ii=0; ii<pList->nExpr; ii++){





      r2 = sqlite3ExprCodeTemp(pParse, pList->a[ii].pExpr, &regToFree);

      if( regCkNull && sqlite3ExprCanBeNull(pList->a[ii].pExpr) ){
        sqlite3VdbeAddOp3(v, OP_BitAnd, regCkNull, r2, regCkNull);
      }
      if( ii<pList->nExpr-1 || destIfNull!=destIfFalse ){
        sqlite3VdbeAddOp4(v, OP_Eq, rLhs, labelOk, r2,
                          (void*)pColl, P4_COLLSEQ);
        VdbeCoverageIf(v, ii<pList->nExpr-1);
................................................................................

/*
** Convert a scalar expression node to a TK_REGISTER referencing
** register iReg.  The caller must ensure that iReg already contains
** the correct value for the expression.
*/
static void exprToRegister(Expr *pExpr, int iReg){
  Expr *p = sqlite3ExprSkipCollate(pExpr);
  p->op2 = p->op;
  p->op = TK_REGISTER;
  p->iTable = iReg;
  ExprClearProperty(p, EP_Skip);
}

/*
................................................................................
        ** constraints, and that constant is coded by the pExpr->pLeft
        ** expresssion.  However, make sure the constant has the correct
        ** datatype by applying the Affinity of the table column to the
        ** constant.
        */
        int iReg = sqlite3ExprCodeTarget(pParse, pExpr->pLeft,target);
        int aff = sqlite3TableColumnAffinity(pExpr->y.pTab, pExpr->iColumn);
        if( aff!=SQLITE_AFF_BLOB ){
          static const char zAff[] = "B\000C\000D\000E";
          assert( SQLITE_AFF_BLOB=='A' );
          assert( SQLITE_AFF_TEXT=='B' );
          if( iReg!=target ){
            sqlite3VdbeAddOp2(v, OP_SCopy, iReg, target);
            iReg = target;
          }
................................................................................
                            &zAff[(aff-'B')*2], P4_STATIC);
        }
        return iReg;
      }
      if( iTab<0 ){
        if( pParse->iSelfTab<0 ){
          /* Generating CHECK constraints or inserting into partial index */











          return pExpr->iColumn - pParse->iSelfTab;

        }else{
          /* Coding an expression that is part of an index where column names
          ** in the index refer to the table to which the index belongs */
          iTab = pParse->iSelfTab - 1;
        }
      }
      return sqlite3ExprCodeGetColumn(pParse, pExpr->y.pTab,
................................................................................
      */
      if( pDef->funcFlags & SQLITE_FUNC_AFFINITY ){
        const char *azAff[] = { "blob", "text", "numeric", "integer", "real" };
        char aff;
        assert( nFarg==1 );
        aff = sqlite3ExprAffinity(pFarg->a[0].pExpr);
        sqlite3VdbeLoadString(v, target, 
                              aff ? azAff[aff-SQLITE_AFF_BLOB] : "none");
        return target;
      }
#endif

      for(i=0; i<nFarg; i++){
        if( i<32 && sqlite3ExprIsConstant(pFarg->a[i].pExpr) ){
          testcase( i==31 );
................................................................................
    }
    case TK_SELECT_COLUMN: {
      int n;
      if( pExpr->pLeft->iTable==0 ){
        pExpr->pLeft->iTable = sqlite3CodeSubselect(pParse, pExpr->pLeft);
      }
      assert( pExpr->iTable==0 || pExpr->pLeft->op==TK_SELECT );
      if( pExpr->iTable
       && pExpr->iTable!=(n = sqlite3ExprVectorSize(pExpr->pLeft)) 
      ){
        sqlite3ErrorMsg(pParse, "%d columns assigned %d values",
                                pExpr->iTable, n);
      }
      return pExpr->pLeft->iTable + pExpr->iColumn;
    }
    case TK_IN: {
................................................................................
    }

    case TK_VECTOR: {
      sqlite3ErrorMsg(pParse, "row value misused");
      break;
    }







    case TK_IF_NULL_ROW: {
      int addrINR;

      addrINR = sqlite3VdbeAddOp1(v, OP_IfNullRow, pExpr->iTable);





      inReg = sqlite3ExprCodeTarget(pParse, pExpr->pLeft, target);

      sqlite3VdbeJumpHere(v, addrINR);
      sqlite3VdbeChangeP3(v, addrINR, inReg);
      break;
    }

    /*
    ** Form A:
................................................................................
      int nExpr;                        /* 2x number of WHEN terms */
      int i;                            /* Loop counter */
      ExprList *pEList;                 /* List of WHEN terms */
      struct ExprList_item *aListelem;  /* Array of WHEN terms */
      Expr opCompare;                   /* The X==Ei expression */
      Expr *pX;                         /* The X expression */
      Expr *pTest = 0;                  /* X==Ei (form A) or just Ei (form B) */



      assert( !ExprHasProperty(pExpr, EP_xIsSelect) && pExpr->x.pList );
      assert(pExpr->x.pList->nExpr > 0);
      pEList = pExpr->x.pList;
      aListelem = pEList->a;
      nExpr = pEList->nExpr;
      endLabel = sqlite3VdbeMakeLabel(pParse);
      if( (pX = pExpr->pLeft)!=0 ){
        exprNodeCopy(&tempX, pX);




        testcase( pX->op==TK_COLUMN );
        exprToRegister(&tempX, exprCodeVector(pParse, &tempX, &regFree1));
        testcase( regFree1==0 );
        memset(&opCompare, 0, sizeof(opCompare));
        opCompare.op = TK_EQ;
        opCompare.pLeft = &tempX;
        pTest = &opCompare;
        /* Ticket b351d95f9cd5ef17e9d9dbae18f5ca8611190001:
        ** The value in regFree1 might get SCopy-ed into the file result.
        ** So make sure that the regFree1 register is not reused for other
        ** purposes and possibly overwritten.  */
        regFree1 = 0;
      }
................................................................................
        sqlite3VdbeResolveLabel(v, nextCase);
      }
      if( (nExpr&1)!=0 ){
        sqlite3ExprCode(pParse, pEList->a[nExpr-1].pExpr, target);
      }else{
        sqlite3VdbeAddOp2(v, OP_Null, 0, target);
      }

      sqlite3VdbeResolveLabel(v, endLabel);
      break;
    }
#ifndef SQLITE_OMIT_TRIGGER
    case TK_RAISE: {
      assert( pExpr->affinity==OE_Rollback 
           || pExpr->affinity==OE_Abort
           || pExpr->affinity==OE_Fail
           || pExpr->affinity==OE_Ignore
      );
      if( !pParse->pTriggerTab ){
        sqlite3ErrorMsg(pParse,
                       "RAISE() may only be used within a trigger-program");
        return 0;
      }
      if( pExpr->affinity==OE_Abort ){
        sqlite3MayAbort(pParse);
      }
      assert( !ExprHasProperty(pExpr, EP_IntValue) );
      if( pExpr->affinity==OE_Ignore ){
        sqlite3VdbeAddOp4(
            v, OP_Halt, SQLITE_OK, OE_Ignore, 0, pExpr->u.zToken,0);
        VdbeCoverage(v);
      }else{
        sqlite3HaltConstraint(pParse, SQLITE_CONSTRAINT_TRIGGER,
                              pExpr->affinity, pExpr->u.zToken, 0, 0);
      }

      break;
    }
#endif
  }
  sqlite3ReleaseTempReg(pParse, regFree1);
................................................................................
**
** If pExpr is a constant, then this routine might generate this
** code to fill the register in the initialization section of the
** VDBE program, in order to factor it out of the evaluation loop.
*/
SQLITE_PRIVATE int sqlite3ExprCodeTemp(Parse *pParse, Expr *pExpr, int *pReg){
  int r2;
  pExpr = sqlite3ExprSkipCollate(pExpr);
  if( ConstFactorOk(pParse)
   && pExpr->op!=TK_REGISTER
   && sqlite3ExprIsConstantNotJoin(pExpr)
  ){
    *pReg  = 0;
    r2 = sqlite3ExprCodeAtInit(pParse, pExpr, -1);
  }else{
................................................................................
static void exprCodeBetween(
  Parse *pParse,    /* Parsing and code generating context */
  Expr *pExpr,      /* The BETWEEN expression */
  int dest,         /* Jump destination or storage location */
  void (*xJump)(Parse*,Expr*,int,int), /* Action to take */
  int jumpIfNull    /* Take the jump if the BETWEEN is NULL */
){
 Expr exprAnd;     /* The AND operator in  x>=y AND x<=z  */
  Expr compLeft;    /* The  x>=y  term */
  Expr compRight;   /* The  x<=z  term */
  Expr exprX;       /* The  x  subexpression */
  int regFree1 = 0; /* Temporary use register */



  memset(&compLeft, 0, sizeof(Expr));
  memset(&compRight, 0, sizeof(Expr));
  memset(&exprAnd, 0, sizeof(Expr));

  assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
  exprNodeCopy(&exprX, pExpr->pLeft);


  exprAnd.op = TK_AND;
  exprAnd.pLeft = &compLeft;
  exprAnd.pRight = &compRight;
  compLeft.op = TK_GE;
  compLeft.pLeft = &exprX;
  compLeft.pRight = pExpr->x.pList->a[0].pExpr;
  compRight.op = TK_LE;
  compRight.pLeft = &exprX;
  compRight.pRight = pExpr->x.pList->a[1].pExpr;
  exprToRegister(&exprX, exprCodeVector(pParse, &exprX, &regFree1));
  if( xJump ){
    xJump(pParse, &exprAnd, dest, jumpIfNull);
  }else{
    /* Mark the expression is being from the ON or USING clause of a join
    ** so that the sqlite3ExprCodeTarget() routine will not attempt to move
    ** it into the Parse.pConstExpr list.  We should use a new bit for this,
    ** for clarity, but we are out of bits in the Expr.flags field so we
    ** have to reuse the EP_FromJoin bit.  Bummer. */
    exprX.flags |= EP_FromJoin;
    sqlite3ExprCodeTarget(pParse, &exprAnd, dest);
  }
  sqlite3ReleaseTempReg(pParse, regFree1);



  /* Ensure adequate test coverage */
  testcase( xJump==sqlite3ExprIfTrue  && jumpIfNull==0 && regFree1==0 );
  testcase( xJump==sqlite3ExprIfTrue  && jumpIfNull==0 && regFree1!=0 );
  testcase( xJump==sqlite3ExprIfTrue  && jumpIfNull!=0 && regFree1==0 );
  testcase( xJump==sqlite3ExprIfTrue  && jumpIfNull!=0 && regFree1!=0 );
  testcase( xJump==sqlite3ExprIfFalse && jumpIfNull==0 && regFree1==0 );
................................................................................
    }
    if( pB->op==TK_COLLATE && sqlite3ExprCompare(pParse, pA,pB->pLeft,iTab)<2 ){
      return 1;
    }
    return 2;
  }
  if( pA->op!=TK_COLUMN && pA->op!=TK_AGG_COLUMN && pA->u.zToken ){
    if( pA->op==TK_FUNCTION ){
      if( sqlite3StrICmp(pA->u.zToken,pB->u.zToken)!=0 ) return 2;
#ifndef SQLITE_OMIT_WINDOWFUNC
      /* Justification for the assert():
      ** window functions have p->op==TK_FUNCTION but aggregate functions
      ** have p->op==TK_AGG_FUNCTION.  So any comparison between an aggregate
      ** function and a window function should have failed before reaching
      ** this point.  And, it is not possible to have a window function and
      ** a scalar function with the same name and number of arguments.  So
      ** if we reach this point, either A and B both window functions or
      ** neither are a window functions. */
      assert( ExprHasProperty(pA,EP_WinFunc)==ExprHasProperty(pB,EP_WinFunc) );
      if( ExprHasProperty(pA,EP_WinFunc) ){
        if( sqlite3WindowCompare(pParse,pA->y.pWin,pB->y.pWin)!=0 ) return 2;
      }
#endif
    }else if( pA->op==TK_NULL ){
      return 0;
    }else if( pA->op==TK_COLLATE ){
      if( sqlite3_stricmp(pA->u.zToken,pB->u.zToken)!=0 ) return 2;
    }else if( ALWAYS(pB->u.zToken!=0) && strcmp(pA->u.zToken,pB->u.zToken)!=0 ){
................................................................................
    if( sqlite3ExprListCompare(pA->x.pList, pB->x.pList, iTab) ) return 2;
    if( pA->op!=TK_STRING
     && pA->op!=TK_TRUEFALSE
     && (combinedFlags & EP_Reduced)==0
    ){
      if( pA->iColumn!=pB->iColumn ) return 2;
      if( pA->op2!=pB->op2 ) return 2;

      if( pA->iTable!=pB->iTable 
       && (pA->iTable!=iTab || NEVER(pB->iTable>=0)) ) return 2;
    }
  }
  return 0;
}

/*
................................................................................
  int i;
  if( pA==0 && pB==0 ) return 0;
  if( pA==0 || pB==0 ) return 1;
  if( pA->nExpr!=pB->nExpr ) return 1;
  for(i=0; i<pA->nExpr; i++){
    Expr *pExprA = pA->a[i].pExpr;
    Expr *pExprB = pB->a[i].pExpr;
    if( pA->a[i].sortOrder!=pB->a[i].sortOrder ) return 1;
    if( sqlite3ExprCompare(0, pExprA, pExprB, iTab) ) return 1;
  }
  return 0;
}

/*
** Like sqlite3ExprCompare() except COLLATE operators at the top-level
** are ignored.
*/
SQLITE_PRIVATE int sqlite3ExprCompareSkip(Expr *pA, Expr *pB, int iTab){
  return sqlite3ExprCompare(0,
             sqlite3ExprSkipCollate(pA),
             sqlite3ExprSkipCollate(pB),
             iTab);
}

/*
** Return non-zero if Expr p can only be true if pNN is not NULL.



*/
static int exprImpliesNotNull(
  Parse *pParse,      /* Parsing context */
  Expr *p,            /* The expression to be checked */
  Expr *pNN,          /* The expression that is NOT NULL */
  int iTab,           /* Table being evaluated */
  int seenNot         /* True if p is an operand of NOT */
){
  assert( p );
  assert( pNN );
  if( sqlite3ExprCompare(pParse, p, pNN, iTab)==0 ) return 1;


  switch( p->op ){
    case TK_IN: {
      if( seenNot && ExprHasProperty(p, EP_xIsSelect) ) return 0;
      assert( ExprHasProperty(p,EP_xIsSelect)
           || (p->x.pList!=0 && p->x.pList->nExpr>0) );
      return exprImpliesNotNull(pParse, p->pLeft, pNN, iTab, seenNot);
    }
    case TK_BETWEEN: {
      ExprList *pList = p->x.pList;
      assert( pList!=0 );
      assert( pList->nExpr==2 );
      if( seenNot ) return 0;
      if( exprImpliesNotNull(pParse, pList->a[0].pExpr, pNN, iTab, seenNot)
       || exprImpliesNotNull(pParse, pList->a[1].pExpr, pNN, iTab, seenNot)
      ){
        return 1;
      }
      return exprImpliesNotNull(pParse, p->pLeft, pNN, iTab, seenNot);
    }
    case TK_EQ:
    case TK_NE:
    case TK_LT:
    case TK_LE:
    case TK_GT:
    case TK_GE:
    case TK_PLUS:
    case TK_MINUS:






    case TK_STAR:
    case TK_REM:
    case TK_BITAND:
    case TK_BITOR:
    case TK_SLASH:
    case TK_LSHIFT:
    case TK_RSHIFT: 
    case TK_CONCAT: {
      if( exprImpliesNotNull(pParse, p->pRight, pNN, iTab, seenNot) ) return 1;
      /* Fall thru into the next case */
    }
    case TK_SPAN:
    case TK_COLLATE:
    case TK_BITNOT:
    case TK_UPLUS:
    case TK_UMINUS: {
      return exprImpliesNotNull(pParse, p->pLeft, pNN, iTab, seenNot);
    }
    case TK_TRUTH: {
      if( seenNot ) return 0;
      if( p->op2!=TK_IS ) return 0;
      return exprImpliesNotNull(pParse, p->pLeft, pNN, iTab, seenNot);
    }

    case TK_NOT: {
      return exprImpliesNotNull(pParse, p->pLeft, pNN, iTab, 1);
    }
  }
  return 0;
}

................................................................................
*/
static int impliesNotNullRow(Walker *pWalker, Expr *pExpr){
  testcase( pExpr->op==TK_AGG_COLUMN );
  testcase( pExpr->op==TK_AGG_FUNCTION );
  if( ExprHasProperty(pExpr, EP_FromJoin) ) return WRC_Prune;
  switch( pExpr->op ){
    case TK_ISNOT:
    case TK_NOT:
    case TK_ISNULL:
    case TK_NOTNULL:
    case TK_IS:
    case TK_OR:
    case TK_CASE:
    case TK_IN:
    case TK_FUNCTION:
      testcase( pExpr->op==TK_ISNOT );
      testcase( pExpr->op==TK_NOT );
      testcase( pExpr->op==TK_ISNULL );
      testcase( pExpr->op==TK_NOTNULL );
      testcase( pExpr->op==TK_IS );
      testcase( pExpr->op==TK_OR );
      testcase( pExpr->op==TK_CASE );
      testcase( pExpr->op==TK_IN );
      testcase( pExpr->op==TK_FUNCTION );
................................................................................
    case TK_COLUMN:
      if( pWalker->u.iCur==pExpr->iTable ){
        pWalker->eCode = 1;
        return WRC_Abort;
      }
      return WRC_Prune;













    /* Virtual tables are allowed to use constraints like x=NULL.  So
    ** a term of the form x=y does not prove that y is not null if x
    ** is the column of a virtual table */
    case TK_EQ:
    case TK_NE:
    case TK_LT:
    case TK_LE:
................................................................................
      testcase( pExpr->op==TK_GT );
      testcase( pExpr->op==TK_GE );
      if( (pExpr->pLeft->op==TK_COLUMN && IsVirtual(pExpr->pLeft->y.pTab))
       || (pExpr->pRight->op==TK_COLUMN && IsVirtual(pExpr->pRight->y.pTab))
      ){
       return WRC_Prune;
      }

    default:
      return WRC_Continue;
  }
}

/*
** Return true (non-zero) if expression p can only be true if at least
................................................................................
** an ordinary JOIN.  The p argument is the WHERE clause.  If the WHERE
** clause requires that some column of the right table of the LEFT JOIN
** be non-NULL, then the LEFT JOIN can be safely converted into an
** ordinary join.
*/
SQLITE_PRIVATE int sqlite3ExprImpliesNonNullRow(Expr *p, int iTab){
  Walker w;
  p = sqlite3ExprSkipCollate(p);
  while( p ){
    if( p->op==TK_NOTNULL ){
      p = p->pLeft;
    }else if( p->op==TK_AND ){
      if( sqlite3ExprImpliesNonNullRow(p->pLeft, iTab) ) return 1;
      p = p->pRight;
    }else{
................................................................................
    SrcList *pSrc = p->pSrc;
    int nSrc = pSrc ? pSrc->nSrc : 0;
    for(i=0; i<nSrc; i++){
      if( pExpr->iTable==pSrc->a[i].iCursor ) break;
    }
    if( i<nSrc ){
      p->nThis++;
    }else{



      p->nOther++;
    }
  }
  return WRC_Continue;
}

/*
................................................................................
** has no arguments or has only constant arguments.  Return false if pExpr
** references columns but not columns of tables found in pSrcList.
*/
SQLITE_PRIVATE int sqlite3FunctionUsesThisSrc(Expr *pExpr, SrcList *pSrcList){
  Walker w;
  struct SrcCount cnt;
  assert( pExpr->op==TK_AGG_FUNCTION );

  w.xExprCallback = exprSrcCount;
  w.xSelectCallback = 0;
  w.u.pSrcCount = &cnt;
  cnt.pSrc = pSrcList;
  cnt.nThis = 0;
  cnt.nOther = 0;
  sqlite3WalkExprList(&w, pExpr->x.pList);
  return cnt.nThis>0 || cnt.nOther==0;
}
................................................................................
    pParse->nRangeReg = nReg;
    pParse->iRangeReg = iReg;
  }
}

/*
** Mark all temporary registers as being unavailable for reuse.





*/
SQLITE_PRIVATE void sqlite3ClearTempRegCache(Parse *pParse){
  pParse->nTempReg = 0;
  pParse->nRangeReg = 0;
}

/*
................................................................................

  /* Make sure it is not a system table being altered, or a reserved name
  ** that the table is being renamed to.
  */
  if( SQLITE_OK!=isAlterableTable(pParse, pTab) ){
    goto exit_rename_table;
  }
  if( SQLITE_OK!=sqlite3CheckObjectName(pParse, zName) ){ goto
    exit_rename_table;
  }

#ifndef SQLITE_OMIT_VIEW
  if( pTab->pSelect ){
    sqlite3ErrorMsg(pParse, "view %s may not be altered", pTab->zName);
    goto exit_rename_table;
  }
................................................................................
**    CREATE TABLE sqlite_stat4(tbl, idx, nEq, nLt, nDLt, sample);
**
** Additional tables might be added in future releases of SQLite.
** The sqlite_stat2 table is not created or used unless the SQLite version
** is between 3.6.18 and 3.7.8, inclusive, and unless SQLite is compiled
** with SQLITE_ENABLE_STAT2.  The sqlite_stat2 table is deprecated.
** The sqlite_stat2 table is superseded by sqlite_stat3, which is only
** created and used by SQLite versions 3.7.9 and later and with
** SQLITE_ENABLE_STAT3 defined.  The functionality of sqlite_stat3
** is a superset of sqlite_stat2.  The sqlite_stat4 is an enhanced
** version of sqlite_stat3 and is only available when compiled with
** SQLITE_ENABLE_STAT4 and in SQLite versions 3.8.1 and later.  It is
** not possible to enable both STAT3 and STAT4 at the same time.  If they
** are both enabled, then STAT4 takes precedence.
**
** For most applications, sqlite_stat1 provides all the statistics required
** for the query planner to make good choices.
**
** Format of sqlite_stat1:
**
** There is normally one row per index, with the index identified by the
................................................................................
** integer in the equivalent columns in sqlite_stat4.
*/
#ifndef SQLITE_OMIT_ANALYZE
/* #include "sqliteInt.h" */

#if defined(SQLITE_ENABLE_STAT4)
# define IsStat4     1
# define IsStat3     0
#elif defined(SQLITE_ENABLE_STAT3)
# define IsStat4     0
# define IsStat3     1
#else
# define IsStat4     0
# define IsStat3     0
# undef SQLITE_STAT4_SAMPLES
# define SQLITE_STAT4_SAMPLES 1
#endif
#define IsStat34    (IsStat3+IsStat4)  /* 1 for STAT3 or STAT4. 0 otherwise */

/*
** This routine generates code that opens the sqlite_statN tables.
** The sqlite_stat1 table is always relevant.  sqlite_stat2 is now
** obsolete.  sqlite_stat3 and sqlite_stat4 are only opened when
** appropriate compile-time options are provided.
**
................................................................................
  static const struct {
    const char *zName;
    const char *zCols;
  } aTable[] = {
    { "sqlite_stat1", "tbl,idx,stat" },
#if defined(SQLITE_ENABLE_STAT4)
    { "sqlite_stat4", "tbl,idx,neq,nlt,ndlt,sample" },
    { "sqlite_stat3", 0 },
#elif defined(SQLITE_ENABLE_STAT3)
    { "sqlite_stat3", "tbl,idx,neq,nlt,ndlt,sample" },
    { "sqlite_stat4", 0 },
#else
    { "sqlite_stat3", 0 },
    { "sqlite_stat4", 0 },
#endif

  };
  int i;
  sqlite3 *db = pParse->db;
  Db *pDb;
  Vdbe *v = sqlite3GetVdbe(pParse);
  int aRoot[ArraySize(aTable)];
  u8 aCreateTbl[ArraySize(aTable)];
................................................................................
** information.
*/
typedef struct Stat4Accum Stat4Accum;
typedef struct Stat4Sample Stat4Sample;
struct Stat4Sample {
  tRowcnt *anEq;                  /* sqlite_stat4.nEq */
  tRowcnt *anDLt;                 /* sqlite_stat4.nDLt */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  tRowcnt *anLt;                  /* sqlite_stat4.nLt */
  union {
    i64 iRowid;                     /* Rowid in main table of the key */
    u8 *aRowid;                     /* Key for WITHOUT ROWID tables */
  } u;
  u32 nRowid;                     /* Sizeof aRowid[] */
  u8 isPSample;                   /* True if a periodic sample */
................................................................................
  int iGet;                 /* Index of current sample accessed by stat_get() */
  Stat4Sample *a;           /* Array of mxSample Stat4Sample objects */
  sqlite3 *db;              /* Database connection, for malloc() */
};

/* Reclaim memory used by a Stat4Sample
*/
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
static void sampleClear(sqlite3 *db, Stat4Sample *p){
  assert( db!=0 );
  if( p->nRowid ){
    sqlite3DbFree(db, p->u.aRowid);
    p->nRowid = 0;
  }
}
#endif

/* Initialize the BLOB value of a ROWID
*/
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
static void sampleSetRowid(sqlite3 *db, Stat4Sample *p, int n, const u8 *pData){
  assert( db!=0 );
  if( p->nRowid ) sqlite3DbFree(db, p->u.aRowid);
  p->u.aRowid = sqlite3DbMallocRawNN(db, n);
  if( p->u.aRowid ){
    p->nRowid = n;
    memcpy(p->u.aRowid, pData, n);
................................................................................
    p->nRowid = 0;
  }
}
#endif

/* Initialize the INTEGER value of a ROWID.
*/
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
static void sampleSetRowidInt64(sqlite3 *db, Stat4Sample *p, i64 iRowid){
  assert( db!=0 );
  if( p->nRowid ) sqlite3DbFree(db, p->u.aRowid);
  p->nRowid = 0;
  p->u.iRowid = iRowid;
}
#endif


/*
** Copy the contents of object (*pFrom) into (*pTo).
*/
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
static void sampleCopy(Stat4Accum *p, Stat4Sample *pTo, Stat4Sample *pFrom){
  pTo->isPSample = pFrom->isPSample;
  pTo->iCol = pFrom->iCol;
  pTo->iHash = pFrom->iHash;
  memcpy(pTo->anEq, pFrom->anEq, sizeof(tRowcnt)*p->nCol);
  memcpy(pTo->anLt, pFrom->anLt, sizeof(tRowcnt)*p->nCol);
  memcpy(pTo->anDLt, pFrom->anDLt, sizeof(tRowcnt)*p->nCol);
................................................................................
#endif

/*
** Reclaim all memory of a Stat4Accum structure.
*/
static void stat4Destructor(void *pOld){
  Stat4Accum *p = (Stat4Accum*)pOld;
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  int i;
  for(i=0; i<p->nCol; i++) sampleClear(p->db, p->aBest+i);
  for(i=0; i<p->mxSample; i++) sampleClear(p->db, p->a+i);
  sampleClear(p->db, &p->current);
#endif
  sqlite3DbFree(p->db, p);
}
................................................................................
**     K:    The number of columns in the index excluding the rowid/pk.
**     C:    The number of rows in the index (note 2)
**
** Note 1:  In the special case of the covering index that implements a
** WITHOUT ROWID table, N is the number of PRIMARY KEY columns, not the
** total number of columns in the table.
**
** Note 2:  C is only used for STAT3 and STAT4.
**
** For indexes on ordinary rowid tables, N==K+1.  But for indexes on
** WITHOUT ROWID tables, N=K+P where P is the number of columns in the
** PRIMARY KEY of the table.  The covering index that implements the
** original WITHOUT ROWID table as N==K as a special case.
**
** This routine allocates the Stat4Accum object in heap memory. The return 
................................................................................
){
  Stat4Accum *p;
  int nCol;                       /* Number of columns in index being sampled */
  int nKeyCol;                    /* Number of key columns */
  int nColUp;                     /* nCol rounded up for alignment */
  int n;                          /* Bytes of space to allocate */
  sqlite3 *db;                    /* Database connection */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  int mxSample = SQLITE_STAT4_SAMPLES;
#endif

  /* Decode the three function arguments */
  UNUSED_PARAMETER(argc);
  nCol = sqlite3_value_int(argv[0]);
  assert( nCol>0 );
................................................................................
  assert( nKeyCol<=nCol );
  assert( nKeyCol>0 );

  /* Allocate the space required for the Stat4Accum object */
  n = sizeof(*p) 
    + sizeof(tRowcnt)*nColUp                  /* Stat4Accum.anEq */
    + sizeof(tRowcnt)*nColUp                  /* Stat4Accum.anDLt */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    + sizeof(tRowcnt)*nColUp                  /* Stat4Accum.anLt */
    + sizeof(Stat4Sample)*(nCol+mxSample)     /* Stat4Accum.aBest[], a[] */
    + sizeof(tRowcnt)*3*nColUp*(nCol+mxSample)
#endif
  ;
  db = sqlite3_context_db_handle(context);
  p = sqlite3DbMallocZero(db, n);
................................................................................
  p->db = db;
  p->nRow = 0;
  p->nCol = nCol;
  p->nKeyCol = nKeyCol;
  p->current.anDLt = (tRowcnt*)&p[1];
  p->current.anEq = &p->current.anDLt[nColUp];

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  {
    u8 *pSpace;                     /* Allocated space not yet assigned */
    int i;                          /* Used to iterate through p->aSample[] */

    p->iGet = -1;
    p->mxSample = mxSample;
    p->nPSample = (tRowcnt)(sqlite3_value_int64(argv[2])/(mxSample/3+1) + 1);
................................................................................
  /* Return a pointer to the allocated object to the caller.  Note that
  ** only the pointer (the 2nd parameter) matters.  The size of the object
  ** (given by the 3rd parameter) is never used and can be any positive
  ** value. */
  sqlite3_result_blob(context, p, sizeof(*p), stat4Destructor);
}
static const FuncDef statInitFuncdef = {
  2+IsStat34,      /* nArg */
  SQLITE_UTF8,     /* funcFlags */
  0,               /* pUserData */
  0,               /* pNext */
  statInit,        /* xSFunc */
  0,               /* xFinalize */
  0, 0,            /* xValue, xInverse */
  "stat_init",     /* zName */
................................................................................
    if( pNew->anEq[i]<pOld->anEq[i] ) return 0;
  }
  if( pNew->iHash>pOld->iHash ) return 1;
  return 0;
}
#endif

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
/*
** Return true if pNew is to be preferred over pOld.
**
** This function assumes that for each argument sample, the contents of
** the anEq[] array from pSample->anEq[pSample->iCol] onwards are valid. 
*/
static int sampleIsBetter(
................................................................................
  tRowcnt nEqNew = pNew->anEq[pNew->iCol];
  tRowcnt nEqOld = pOld->anEq[pOld->iCol];

  assert( pOld->isPSample==0 && pNew->isPSample==0 );
  assert( IsStat4 || (pNew->iCol==0 && pOld->iCol==0) );

  if( (nEqNew>nEqOld) ) return 1;
#ifdef SQLITE_ENABLE_STAT4
  if( nEqNew==nEqOld ){
    if( pNew->iCol<pOld->iCol ) return 1;
    return (pNew->iCol==pOld->iCol && sampleIsBetterPost(pAccum, pNew, pOld));
  }
  return 0;
#else
  return (nEqNew==nEqOld && pNew->iHash>pOld->iHash);
#endif
}

/*
** Copy the contents of sample *pNew into the p->a[] array. If necessary,
** remove the least desirable sample from p->a[] to make room.
*/
static void sampleInsert(Stat4Accum *p, Stat4Sample *pNew, int nEqZero){
  Stat4Sample *pSample = 0;
  int i;

  assert( IsStat4 || nEqZero==0 );

#ifdef SQLITE_ENABLE_STAT4
  /* Stat4Accum.nMaxEqZero is set to the maximum number of leading 0
  ** values in the anEq[] array of any sample in Stat4Accum.a[]. In
  ** other words, if nMaxEqZero is n, then it is guaranteed that there
  ** are no samples with Stat4Sample.anEq[m]==0 for (m>=n). */
  if( nEqZero>p->nMaxEqZero ){
    p->nMaxEqZero = nEqZero;
  }
................................................................................
    }
    if( pUpgrade ){
      pUpgrade->iCol = pNew->iCol;
      pUpgrade->anEq[pUpgrade->iCol] = pNew->anEq[pUpgrade->iCol];
      goto find_new_min;
    }
  }
#endif

  /* If necessary, remove sample iMin to make room for the new sample. */
  if( p->nSample>=p->mxSample ){
    Stat4Sample *pMin = &p->a[p->iMin];
    tRowcnt *anEq = pMin->anEq;
    tRowcnt *anLt = pMin->anLt;
    tRowcnt *anDLt = pMin->anDLt;
................................................................................
    pSample->anLt = anLt;
    p->nSample = p->mxSample-1;
  }

  /* The "rows less-than" for the rowid column must be greater than that
  ** for the last sample in the p->a[] array. Otherwise, the samples would
  ** be out of order. */
#ifdef SQLITE_ENABLE_STAT4
  assert( p->nSample==0 
       || pNew->anLt[p->nCol-1] > p->a[p->nSample-1].anLt[p->nCol-1] );
#endif

  /* Insert the new sample */
  pSample = &p->a[p->nSample];
  sampleCopy(p, pSample, pNew);
  p->nSample++;

  /* Zero the first nEqZero entries in the anEq[] array. */
  memset(pSample->anEq, 0, sizeof(tRowcnt)*nEqZero);

#ifdef SQLITE_ENABLE_STAT4
 find_new_min:
#endif
  if( p->nSample>=p->mxSample ){
    int iMin = -1;
    for(i=0; i<p->mxSample; i++){
      if( p->a[i].isPSample ) continue;
      if( iMin<0 || sampleIsBetter(p, &p->a[iMin], &p->a[i]) ){
        iMin = i;
      }
    }
    assert( iMin>=0 );
    p->iMin = iMin;
  }
}
#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */

/*
** Field iChng of the index being scanned has changed. So at this point
** p->current contains a sample that reflects the previous row of the
** index. The value of anEq[iChng] and subsequent anEq[] elements are
** correct at this point.
*/
................................................................................
        if( p->a[i].anEq[j]==0 ) p->a[i].anEq[j] = p->current.anEq[j];
      }
    }
    p->nMaxEqZero = iChng;
  }
#endif

#if defined(SQLITE_ENABLE_STAT3) && !defined(SQLITE_ENABLE_STAT4)
  if( iChng==0 ){
    tRowcnt nLt = p->current.anLt[0];
    tRowcnt nEq = p->current.anEq[0];

    /* Check if this is to be a periodic sample. If so, add it. */
    if( (nLt/p->nPSample)!=(nLt+nEq)/p->nPSample ){
      p->current.isPSample = 1;
      sampleInsert(p, &p->current, 0);
      p->current.isPSample = 0;
    }else 

    /* Or if it is a non-periodic sample. Add it in this case too. */
    if( p->nSample<p->mxSample 
     || sampleIsBetter(p, &p->current, &p->a[p->iMin]) 
    ){
      sampleInsert(p, &p->current, 0);
    }
  }
#endif

#ifndef SQLITE_ENABLE_STAT3_OR_STAT4
  UNUSED_PARAMETER( p );
  UNUSED_PARAMETER( iChng );
#endif
}

/*
** Implementation of the stat_push SQL function:  stat_push(P,C,R)
................................................................................
**          WITHOUT ROWID tables.
**
** This SQL function always returns NULL.  It's purpose it to accumulate
** statistical data and/or samples in the Stat4Accum object about the
** index being analyzed.  The stat_get() SQL function will later be used to
** extract relevant information for constructing the sqlite_statN tables.
**
** The R parameter is only used for STAT3 and STAT4
*/
static void statPush(
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  int i;
................................................................................
    /* Update anDLt[], anLt[] and anEq[] to reflect the values that apply
    ** to the current row of the index. */
    for(i=0; i<iChng; i++){
      p->current.anEq[i]++;
    }
    for(i=iChng; i<p->nCol; i++){
      p->current.anDLt[i]++;
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
      p->current.anLt[i] += p->current.anEq[i];
#endif
      p->current.anEq[i] = 1;
    }
  }
  p->nRow++;
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  if( sqlite3_value_type(argv[2])==SQLITE_INTEGER ){
    sampleSetRowidInt64(p->db, &p->current, sqlite3_value_int64(argv[2]));
  }else{
    sampleSetRowid(p->db, &p->current, sqlite3_value_bytes(argv[2]),
                                       sqlite3_value_blob(argv[2]));
  }
  p->current.iHash = p->iPrn = p->iPrn*1103515245 + 12345;
................................................................................
        sampleCopy(p, &p->aBest[i], &p->current);
      }
    }
  }
#endif
}
static const FuncDef statPushFuncdef = {
  2+IsStat34,      /* nArg */
  SQLITE_UTF8,     /* funcFlags */
  0,               /* pUserData */
  0,               /* pNext */
  statPush,        /* xSFunc */
  0,               /* xFinalize */
  0, 0,            /* xValue, xInverse */
  "stat_push",     /* zName */
................................................................................
**
** The stat_get(P,J) function is not available to generic SQL.  It is
** inserted as part of a manually constructed bytecode program.  (See
** the callStatGet() routine below.)  It is guaranteed that the P
** parameter will always be a poiner to a Stat4Accum object, never a
** NULL.
**
** If neither STAT3 nor STAT4 are enabled, then J is always
** STAT_GET_STAT1 and is hence omitted and this routine becomes
** a one-parameter function, stat_get(P), that always returns the
** stat1 table entry information.
*/
static void statGet(
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  Stat4Accum *p = (Stat4Accum*)sqlite3_value_blob(argv[0]);
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  /* STAT3 and STAT4 have a parameter on this routine. */
  int eCall = sqlite3_value_int(argv[1]);
  assert( argc==2 );
  assert( eCall==STAT_GET_STAT1 || eCall==STAT_GET_NEQ 
       || eCall==STAT_GET_ROWID || eCall==STAT_GET_NLT
       || eCall==STAT_GET_NDLT 
  );
  if( eCall==STAT_GET_STAT1 )
................................................................................
      z += sqlite3Strlen30(z);
      assert( p->current.anEq[i] );
    }
    assert( z[0]=='\0' && z>zRet );

    sqlite3_result_text(context, zRet, -1, sqlite3_free);
  }
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  else if( eCall==STAT_GET_ROWID ){
    if( p->iGet<0 ){
      samplePushPrevious(p, 0);
      p->iGet = 0;
    }
    if( p->iGet<p->nSample ){
      Stat4Sample *pS = p->a + p->iGet;
................................................................................
      default: {
        aCnt = p->a[p->iGet].anDLt; 
        p->iGet++;
        break;
      }
    }

    if( IsStat3 ){
      sqlite3_result_int64(context, (i64)aCnt[0]);
    }else{
      char *zRet = sqlite3MallocZero(p->nCol * 25);
      if( zRet==0 ){
        sqlite3_result_error_nomem(context);
      }else{
        int i;
        char *z = zRet;
        for(i=0; i<p->nCol; i++){
................................................................................
        }
        assert( z[0]=='\0' && z>zRet );
        z[-1] = '\0';
        sqlite3_result_text(context, zRet, -1, sqlite3_free);
      }
    }
  }
#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */
#ifndef SQLITE_DEBUG
  UNUSED_PARAMETER( argc );
#endif
}
static const FuncDef statGetFuncdef = {
  1+IsStat34,      /* nArg */
  SQLITE_UTF8,     /* funcFlags */
  0,               /* pUserData */
  0,               /* pNext */
  statGet,         /* xSFunc */
  0,               /* xFinalize */
  0, 0,            /* xValue, xInverse */
  "stat_get",      /* zName */
  {0}
};

static void callStatGet(Vdbe *v, int regStat4, int iParam, int regOut){
  assert( regOut!=regStat4 && regOut!=regStat4+1 );
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  sqlite3VdbeAddOp2(v, OP_Integer, iParam, regStat4+1);
#elif SQLITE_DEBUG
  assert( iParam==STAT_GET_STAT1 );
#else
  UNUSED_PARAMETER( iParam );
#endif
  sqlite3VdbeAddOp4(v, OP_Function0, 0, regStat4, regOut,
                    (char*)&statGetFuncdef, P4_FUNCDEF);
  sqlite3VdbeChangeP5(v, 1 + IsStat34);
}

/*
** Generate code to do an analysis of all indices associated with
** a single table.
*/
static void analyzeOneTable(
................................................................................
  int i;                       /* Loop counter */
  int jZeroRows = -1;          /* Jump from here if number of rows is zero */
  int iDb;                     /* Index of database containing pTab */
  u8 needTableCnt = 1;         /* True to count the table */
  int regNewRowid = iMem++;    /* Rowid for the inserted record */
  int regStat4 = iMem++;       /* Register to hold Stat4Accum object */
  int regChng = iMem++;        /* Index of changed index field */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  int regRowid = iMem++;       /* Rowid argument passed to stat_push() */
#endif
  int regTemp = iMem++;        /* Temporary use register */
  int regTabname = iMem++;     /* Register containing table name */
  int regIdxname = iMem++;     /* Register containing index name */
  int regStat1 = iMem++;       /* Value for the stat column of sqlite_stat1 */
  int regPrev = iMem;          /* MUST BE LAST (see below) */
................................................................................
    ** 
    **    (1) the number of columns in the index including the rowid
    **        (or for a WITHOUT ROWID table, the number of PK columns),
    **    (2) the number of columns in the key without the rowid/pk
    **    (3) the number of rows in the index,
    **
    **
    ** The third argument is only used for STAT3 and STAT4
    */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    sqlite3VdbeAddOp2(v, OP_Count, iIdxCur, regStat4+3);
#endif
    sqlite3VdbeAddOp2(v, OP_Integer, nCol, regStat4+1);
    sqlite3VdbeAddOp2(v, OP_Integer, pIdx->nKeyCol, regStat4+2);
    sqlite3VdbeAddOp4(v, OP_Function0, 0, regStat4+1, regStat4,
                     (char*)&statInitFuncdef, P4_FUNCDEF);
    sqlite3VdbeChangeP5(v, 2+IsStat34);

    /* Implementation of the following:
    **
    **   Rewind csr
    **   if eof(csr) goto end_of_scan;
    **   regChng = 0
    **   goto next_push_0;
................................................................................
      }
      sqlite3VdbeResolveLabel(v, endDistinctTest);
      sqlite3DbFree(db, aGotoChng);
    }
  
    /*
    **  chng_addr_N:
    **   regRowid = idx(rowid)            // STAT34 only
    **   stat_push(P, regChng, regRowid)  // 3rd parameter STAT34 only
    **   Next csr
    **   if !eof(csr) goto next_row;
    */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    assert( regRowid==(regStat4+2) );
    if( HasRowid(pTab) ){
      sqlite3VdbeAddOp2(v, OP_IdxRowid, iIdxCur, regRowid);
    }else{
      Index *pPk = sqlite3PrimaryKeyIndex(pIdx->pTable);
      int j, k, regKey;
      regKey = sqlite3GetTempRange(pParse, pPk->nKeyCol);
................................................................................
      sqlite3VdbeAddOp3(v, OP_MakeRecord, regKey, pPk->nKeyCol, regRowid);
      sqlite3ReleaseTempRange(pParse, regKey, pPk->nKeyCol);
    }
#endif
    assert( regChng==(regStat4+1) );
    sqlite3VdbeAddOp4(v, OP_Function0, 1, regStat4, regTemp,
                     (char*)&statPushFuncdef, P4_FUNCDEF);
    sqlite3VdbeChangeP5(v, 2+IsStat34);
    sqlite3VdbeAddOp2(v, OP_Next, iIdxCur, addrNextRow); VdbeCoverage(v);

    /* Add the entry to the stat1 table. */
    callStatGet(v, regStat4, STAT_GET_STAT1, regStat1);
    assert( "BBB"[0]==SQLITE_AFF_TEXT );
    sqlite3VdbeAddOp4(v, OP_MakeRecord, regTabname, 3, regTemp, "BBB", 0);
    sqlite3VdbeAddOp2(v, OP_NewRowid, iStatCur, regNewRowid);
    sqlite3VdbeAddOp3(v, OP_Insert, iStatCur, regTemp, regNewRowid);
#ifdef SQLITE_ENABLE_PREUPDATE_HOOK
    sqlite3VdbeChangeP4(v, -1, (char*)pStat1, P4_TABLE);
#endif
    sqlite3VdbeChangeP5(v, OPFLAG_APPEND);

    /* Add the entries to the stat3 or stat4 table. */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    {
      int regEq = regStat1;
      int regLt = regStat1+1;
      int regDLt = regStat1+2;
      int regSample = regStat1+3;
      int regCol = regStat1+4;
      int regSampleRowid = regCol + nCol;
................................................................................
      addrIsNull = sqlite3VdbeAddOp1(v, OP_IsNull, regSampleRowid);
      VdbeCoverage(v);
      callStatGet(v, regStat4, STAT_GET_NEQ, regEq);
      callStatGet(v, regStat4, STAT_GET_NLT, regLt);
      callStatGet(v, regStat4, STAT_GET_NDLT, regDLt);
      sqlite3VdbeAddOp4Int(v, seekOp, iTabCur, addrNext, regSampleRowid, 0);
      VdbeCoverage(v);
#ifdef SQLITE_ENABLE_STAT3
      sqlite3ExprCodeLoadIndexColumn(pParse, pIdx, iTabCur, 0, regSample);
#else
      for(i=0; i<nCol; i++){
        sqlite3ExprCodeLoadIndexColumn(pParse, pIdx, iTabCur, i, regCol+i);
      }
      sqlite3VdbeAddOp3(v, OP_MakeRecord, regCol, nCol, regSample);
#endif
      sqlite3VdbeAddOp3(v, OP_MakeRecord, regTabname, 6, regTemp);
      sqlite3VdbeAddOp2(v, OP_NewRowid, iStatCur+1, regNewRowid);
      sqlite3VdbeAddOp3(v, OP_Insert, iStatCur+1, regTemp, regNewRowid);
      sqlite3VdbeAddOp2(v, OP_Goto, 1, addrNext); /* P1==1 for end-of-loop */
      sqlite3VdbeJumpHere(v, addrIsNull);
    }
#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */

    /* End of analysis */
    sqlite3VdbeJumpHere(v, addrRewind);
  }


  /* Create a single sqlite_stat1 entry containing NULL as the index
................................................................................
  Index *pIndex          /* Handle extra flags for this index, if not NULL */
){
  char *z = zIntArray;
  int c;
  int i;
  tRowcnt v;

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  if( z==0 ) z = "";
#else
  assert( z!=0 );
#endif
  for(i=0; *z && i<nOut; i++){
    v = 0;
    while( (c=z[0])>='0' && c<='9' ){
      v = v*10 + c - '0';
      z++;
    }
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    if( aOut ) aOut[i] = v;
    if( aLog ) aLog[i] = sqlite3LogEst(v);
#else
    assert( aOut==0 );
    UNUSED_PARAMETER(aOut);
    assert( aLog!=0 );
    aLog[i] = sqlite3LogEst(v);
#endif
    if( *z==' ' ) z++;
  }
#ifndef SQLITE_ENABLE_STAT3_OR_STAT4
  assert( pIndex!=0 ); {
#else
  if( pIndex ){
#endif
    pIndex->bUnordered = 0;
    pIndex->noSkipScan = 0;
    while( z[0] ){
      if( sqlite3_strglob("unordered*", z)==0 ){
        pIndex->bUnordered = 1;
      }else if( sqlite3_strglob("sz=[0-9]*", z)==0 ){


        pIndex->szIdxRow = sqlite3LogEst(sqlite3Atoi(z+3));
      }else if( sqlite3_strglob("noskipscan*", z)==0 ){
        pIndex->noSkipScan = 1;
      }
#ifdef SQLITE_ENABLE_COSTMULT
      else if( sqlite3_strglob("costmult=[0-9]*",z)==0 ){
        pIndex->pTable->costMult = sqlite3LogEst(sqlite3Atoi(z+9));
      }
................................................................................
    pIndex = sqlite3FindIndex(pInfo->db, argv[1], pInfo->zDatabase);
  }
  z = argv[2];

  if( pIndex ){
    tRowcnt *aiRowEst = 0;
    int nCol = pIndex->nKeyCol+1;
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    /* Index.aiRowEst may already be set here if there are duplicate 
    ** sqlite_stat1 entries for this index. In that case just clobber
    ** the old data with the new instead of allocating a new array.  */
    if( pIndex->aiRowEst==0 ){
      pIndex->aiRowEst = (tRowcnt*)sqlite3MallocZero(sizeof(tRowcnt) * nCol);
      if( pIndex->aiRowEst==0 ) sqlite3OomFault(pInfo->db);
    }
................................................................................
}

/*
** If the Index.aSample variable is not NULL, delete the aSample[] array
** and its contents.
*/
SQLITE_PRIVATE void sqlite3DeleteIndexSamples(sqlite3 *db, Index *pIdx){
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  if( pIdx->aSample ){
    int j;
    for(j=0; j<pIdx->nSample; j++){
      IndexSample *p = &pIdx->aSample[j];
      sqlite3DbFree(db, p->p);
    }
    sqlite3DbFree(db, pIdx->aSample);
................................................................................
  if( db && db->pnBytesFreed==0 ){
    pIdx->nSample = 0;
    pIdx->aSample = 0;
  }
#else
  UNUSED_PARAMETER(db);
  UNUSED_PARAMETER(pIdx);
#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */
}

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
/*
** Populate the pIdx->aAvgEq[] array based on the samples currently
** stored in pIdx->aSample[]. 
*/
static void initAvgEq(Index *pIdx){
  if( pIdx ){
    IndexSample *aSample = pIdx->aSample;
................................................................................
    Table *pTab = sqlite3FindTable(db, zName, zDb);
    if( pTab && !HasRowid(pTab) ) pIdx = sqlite3PrimaryKeyIndex(pTab);
  }
  return pIdx;
}

/*
** Load the content from either the sqlite_stat4 or sqlite_stat3 table 
** into the relevant Index.aSample[] arrays.
**
** Arguments zSql1 and zSql2 must point to SQL statements that return
** data equivalent to the following (statements are different for stat3,
** see the caller of this function for details):
**
**    zSql1: SELECT idx,count(*) FROM %Q.sqlite_stat4 GROUP BY idx
**    zSql2: SELECT idx,neq,nlt,ndlt,sample FROM %Q.sqlite_stat4
**
** where %Q is replaced with the database name before the SQL is executed.
*/
static int loadStatTbl(
  sqlite3 *db,                  /* Database handle */
  int bStat3,                   /* Assume single column records only */
  const char *zSql1,            /* SQL statement 1 (see above) */
  const char *zSql2,            /* SQL statement 2 (see above) */
  const char *zDb               /* Database name (e.g. "main") */
){
  int rc;                       /* Result codes from subroutines */
  sqlite3_stmt *pStmt = 0;      /* An SQL statement being run */
  char *zSql;                   /* Text of the SQL statement */
................................................................................
    int i;          /* Bytes of space required */
    tRowcnt *pSpace;

    zIndex = (char *)sqlite3_column_text(pStmt, 0);
    if( zIndex==0 ) continue;
    nSample = sqlite3_column_int(pStmt, 1);
    pIdx = findIndexOrPrimaryKey(db, zIndex, zDb);
    assert( pIdx==0 || bStat3 || pIdx->nSample==0 );
    /* Index.nSample is non-zero at this point if data has already been
    ** loaded from the stat4 table. In this case ignore stat3 data.  */
    if( pIdx==0 || pIdx->nSample ) continue;
    if( bStat3==0 ){
      assert( !HasRowid(pIdx->pTable) || pIdx->nColumn==pIdx->nKeyCol+1 );
      if( !HasRowid(pIdx->pTable) && IsPrimaryKeyIndex(pIdx) ){
        nIdxCol = pIdx->nKeyCol;
      }else{
        nIdxCol = pIdx->nColumn;
      }
    }
    pIdx->nSampleCol = nIdxCol;
    nByte = sizeof(IndexSample) * nSample;
    nByte += sizeof(tRowcnt) * nIdxCol * 3 * nSample;
    nByte += nIdxCol * sizeof(tRowcnt);     /* Space for Index.aAvgEq[] */

    pIdx->aSample = sqlite3DbMallocZero(db, nByte);
................................................................................
    int nCol = 1;                 /* Number of columns in index */

    zIndex = (char *)sqlite3_column_text(pStmt, 0);
    if( zIndex==0 ) continue;
    pIdx = findIndexOrPrimaryKey(db, zIndex, zDb);
    if( pIdx==0 ) continue;
    /* This next condition is true if data has already been loaded from 
    ** the sqlite_stat4 table. In this case ignore stat3 data.  */
    nCol = pIdx->nSampleCol;
    if( bStat3 && nCol>1 ) continue;
    if( pIdx!=pPrevIdx ){
      initAvgEq(pPrevIdx);
      pPrevIdx = pIdx;
    }
    pSample = &pIdx->aSample[pIdx->nSample];
    decodeIntArray((char*)sqlite3_column_text(pStmt,1),nCol,pSample->anEq,0,0);
    decodeIntArray((char*)sqlite3_column_text(pStmt,2),nCol,pSample->anLt,0,0);
................................................................................
  }
  rc = sqlite3_finalize(pStmt);
  if( rc==SQLITE_OK ) initAvgEq(pPrevIdx);
  return rc;
}

/*
** Load content from the sqlite_stat4 and sqlite_stat3 tables into 
** the Index.aSample[] arrays of all indices.
*/
static int loadStat4(sqlite3 *db, const char *zDb){
  int rc = SQLITE_OK;             /* Result codes from subroutines */

  assert( db->lookaside.bDisable );
  if( sqlite3FindTable(db, "sqlite_stat4", zDb) ){
    rc = loadStatTbl(db, 0,
      "SELECT idx,count(*) FROM %Q.sqlite_stat4 GROUP BY idx", 
      "SELECT idx,neq,nlt,ndlt,sample FROM %Q.sqlite_stat4",
      zDb
    );
  }

  if( rc==SQLITE_OK && sqlite3FindTable(db, "sqlite_stat3", zDb) ){
    rc = loadStatTbl(db, 1,
      "SELECT idx,count(*) FROM %Q.sqlite_stat3 GROUP BY idx", 
      "SELECT idx,neq,nlt,ndlt,sqlite_record(sample) FROM %Q.sqlite_stat3",
      zDb
    );
  }

  return rc;
}
#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */

/*
** Load the content of the sqlite_stat1 and sqlite_stat3/4 tables. The
** contents of sqlite_stat1 are used to populate the Index.aiRowEst[]
** arrays. The contents of sqlite_stat3/4 are used to populate the
** Index.aSample[] arrays.
**
** If the sqlite_stat1 table is not present in the database, SQLITE_ERROR
** is returned. In this case, even if SQLITE_ENABLE_STAT3/4 was defined 
** during compilation and the sqlite_stat3/4 table is present, no data is 
** read from it.
**
** If SQLITE_ENABLE_STAT3/4 was defined during compilation and the 
** sqlite_stat4 table is not present in the database, SQLITE_ERROR is
** returned. However, in this case, data is read from the sqlite_stat1
** table (if it is present) before returning.
**
** If an OOM error occurs, this function always sets db->mallocFailed.
** This means if the caller does not care about other errors, the return
** code may be ignored.
................................................................................
  for(i=sqliteHashFirst(&pSchema->tblHash); i; i=sqliteHashNext(i)){
    Table *pTab = sqliteHashData(i);
    pTab->tabFlags &= ~TF_HasStat1;
  }
  for(i=sqliteHashFirst(&pSchema->idxHash); i; i=sqliteHashNext(i)){
    Index *pIdx = sqliteHashData(i);
    pIdx->hasStat1 = 0;
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    sqlite3DeleteIndexSamples(db, pIdx);
    pIdx->aSample = 0;
#endif
  }

  /* Load new statistics out of the sqlite_stat1 table */
  sInfo.db = db;
................................................................................
  assert( sqlite3SchemaMutexHeld(db, iDb, 0) );
  for(i=sqliteHashFirst(&pSchema->idxHash); i; i=sqliteHashNext(i)){
    Index *pIdx = sqliteHashData(i);
    if( !pIdx->hasStat1 ) sqlite3DefaultRowEst(pIdx);
  }

  /* Load the statistics from the sqlite_stat4 table. */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  if( rc==SQLITE_OK ){
    db->lookaside.bDisable++;
    rc = loadStat4(db, sInfo.zDatabase);
    db->lookaside.bDisable--;
  }
  for(i=sqliteHashFirst(&pSchema->idxHash); i; i=sqliteHashNext(i)){
    Index *pIdx = sqliteHashData(i);
................................................................................
  int NotUsed,
  sqlite3_value **argv
){
  const char *zName = (const char *)sqlite3_value_text(argv[0]);
  sqlite3 *db = sqlite3_context_db_handle(context);
  int i;
  Db *pDb = 0;

  char zErr[128];

  UNUSED_PARAMETER(NotUsed);

  if( zName==0 ) zName = "";
  for(i=0; i<db->nDb; i++){
    pDb = &db->aDb[i];
................................................................................
    sqlite3_snprintf(sizeof(zErr),zErr, "cannot detach database %s", zName);
    goto detach_error;
  }
  if( sqlite3BtreeIsInReadTrans(pDb->pBt) || sqlite3BtreeIsInBackup(pDb->pBt) ){
    sqlite3_snprintf(sizeof(zErr),zErr, "database %s is locked", zName);
    goto detach_error;
  }













  sqlite3BtreeClose(pDb->pBt);
  pDb->pBt = 0;
  pDb->pSchema = 0;
  sqlite3CollapseDatabaseArray(db);
  return;

................................................................................
  return 0;
}
SQLITE_PRIVATE int sqlite3FixExpr(
  DbFixer *pFix,     /* Context of the fixation */
  Expr *pExpr        /* The expression to be fixed to one database */
){
  while( pExpr ){

    if( pExpr->op==TK_VARIABLE ){
      if( pFix->pParse->db->init.busy ){
        pExpr->op = TK_NULL;
      }else{
        sqlite3ErrorMsg(pFix->pParse, "%s cannot use variables", pFix->zType);
        return 1;
      }
................................................................................
){
#ifdef SQLITE_ENABLE_API_ARMOR
  if( !sqlite3SafetyCheckOk(db) ) return SQLITE_MISUSE_BKPT;
#endif
  sqlite3_mutex_enter(db->mutex);
  db->xAuth = (sqlite3_xauth)xAuth;
  db->pAuthArg = pArg;
  sqlite3ExpirePreparedStatements(db, 0);
  sqlite3_mutex_leave(db->mutex);
  return SQLITE_OK;
}

/*
** Write an error message into pParse->zErrMsg that explains that the
** user-supplied authorization function returned an illegal value.
................................................................................
#ifndef SQLITE_OMIT_ANALYZE
  sqlite3DeleteIndexSamples(db, p);
#endif
  sqlite3ExprDelete(db, p->pPartIdxWhere);
  sqlite3ExprListDelete(db, p->aColExpr);
  sqlite3DbFree(db, p->zColAff);
  if( p->isResized ) sqlite3DbFree(db, (void *)p->azColl);
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  sqlite3_free(p->aiRowEst);
#endif
  sqlite3DbFree(db, p);
}

/*
** For the index called zIdxName which is found in the database iDb,
................................................................................

/*
** This routine is used to check if the UTF-8 string zName is a legal
** unqualified name for a new schema object (table, index, view or
** trigger). All names are legal except those that begin with the string
** "sqlite_" (in upper, lower or mixed case). This portion of the namespace
** is reserved for internal use.




*/
SQLITE_PRIVATE int sqlite3CheckObjectName(Parse *pParse, const char *zName){





















  if( !pParse->db->init.busy && pParse->nested==0 
          && sqlite3WritableSchema(pParse->db)==0
          && 0==sqlite3StrNICmp(zName, "sqlite_", 7) ){

    sqlite3ErrorMsg(pParse, "object name reserved for internal use: %s", zName);

    return SQLITE_ERROR;

  }
  return SQLITE_OK;
}

/*
** Return the PRIMARY KEY index of a table
*/
................................................................................
    zName = sqlite3NameFromToken(db, pName);
    if( IN_RENAME_OBJECT ){
      sqlite3RenameTokenMap(pParse, (void*)zName, pName);
    }
  }
  pParse->sNameToken = *pName;
  if( zName==0 ) return;
  if( SQLITE_OK!=sqlite3CheckObjectName(pParse, zName) ){
    goto begin_table_error;
  }
  if( db->init.iDb==1 ) isTemp = 1;
#ifndef SQLITE_OMIT_AUTHORIZATION
  assert( isTemp==0 || isTemp==1 );
  assert( isView==0 || isView==1 );
  {
................................................................................
      Expr *pCExpr = sqlite3ExprSkipCollate(pList->a[0].pExpr);
      sqlite3RenameTokenRemap(pParse, &pTab->iPKey, pCExpr);
    }
    pTab->iPKey = iCol;
    pTab->keyConf = (u8)onError;
    assert( autoInc==0 || autoInc==1 );
    pTab->tabFlags |= autoInc*TF_Autoincrement;
    if( pList ) pParse->iPkSortOrder = pList->a[0].sortOrder;
  }else if( autoInc ){
#ifndef SQLITE_OMIT_AUTOINCREMENT
    sqlite3ErrorMsg(pParse, "AUTOINCREMENT is only allowed on an "
       "INTEGER PRIMARY KEY");
#endif
  }else{
    sqlite3CreateIndex(pParse, 0, 0, 0, pList, onError, 0,
................................................................................
**
** For virtual tables, only (1) is performed.
*/
static void convertToWithoutRowidTable(Parse *pParse, Table *pTab){
  Index *pIdx;
  Index *pPk;
  int nPk;

  int i, j;
  sqlite3 *db = pParse->db;
  Vdbe *v = pParse->pVdbe;

  /* Mark every PRIMARY KEY column as NOT NULL (except for imposter tables)
  */
  if( !db->init.imposterTable ){
................................................................................
    sqlite3TokenInit(&ipkToken, pTab->aCol[pTab->iPKey].zName);
    pList = sqlite3ExprListAppend(pParse, 0, 
                  sqlite3ExprAlloc(db, TK_ID, &ipkToken, 0));
    if( pList==0 ) return;
    if( IN_RENAME_OBJECT ){
      sqlite3RenameTokenRemap(pParse, pList->a[0].pExpr, &pTab->iPKey);
    }
    pList->a[0].sortOrder = pParse->iPkSortOrder;
    assert( pParse->pNewTable==pTab );
    pTab->iPKey = -1;
    sqlite3CreateIndex(pParse, 0, 0, 0, pList, pTab->keyConf, 0, 0, 0, 0,
                       SQLITE_IDXTYPE_PRIMARYKEY);
    if( db->mallocFailed || pParse->nErr ) return;
    pPk = sqlite3PrimaryKeyIndex(pTab);

  }else{
    pPk = sqlite3PrimaryKeyIndex(pTab);
    assert( pPk!=0 );

    /*
    ** Remove all redundant columns from the PRIMARY KEY.  For example, change
    ** "PRIMARY KEY(a,b,a,b,c,b,c,d)" into just "PRIMARY KEY(a,b,c,d)".  Later
................................................................................
    ** code assumes the PRIMARY KEY contains no repeated columns.
    */
    for(i=j=1; i<pPk->nKeyCol; i++){
      if( isDupColumn(pPk, j, pPk, i) ){
        pPk->nColumn--;
      }else{
        testcase( hasColumn(pPk->aiColumn, j, pPk->aiColumn[i]) );


        pPk->aiColumn[j++] = pPk->aiColumn[i];
      }
    }
    pPk->nKeyCol = j;
  }
  assert( pPk!=0 );
  pPk->isCovering = 1;
  if( !db->init.imposterTable ) pPk->uniqNotNull = 1;
  nPk = pPk->nKeyCol;

  /* Bypass the creation of the PRIMARY KEY btree and the sqlite_master
  ** table entry. This is only required if currently generating VDBE
  ** code for a CREATE TABLE (not when parsing one as part of reading
  ** a database schema).  */
  if( v && pPk->tnum>0 ){
    assert( db->init.busy==0 );
................................................................................
    }
    assert( pIdx->nColumn>=pIdx->nKeyCol+n );
    assert( pIdx->nColumn>=j );
  }

  /* Add all table columns to the PRIMARY KEY index
  */

  if( nPk<pTab->nCol ){


    if( resizeIndexObject(db, pPk, pTab->nCol) ) return;
    for(i=0, j=nPk; i<pTab->nCol; i++){
      if( !hasColumn(pPk->aiColumn, j, i) ){
        assert( j<pPk->nColumn );
        pPk->aiColumn[j] = i;
        pPk->azColl[j] = sqlite3StrBINARY;
        j++;
      }
    }
    assert( pPk->nColumn==j );
    assert( pTab->nCol==j );
  }else{
    pPk->nColumn = pTab->nCol;
  }
  recomputeColumnsNotIndexed(pPk);
}

#ifndef SQLITE_OMIT_VIRTUALTABLE
/*
** Return true if zName is a shadow table name in the current database
** connection.
................................................................................
      sqlite3MayAbort(pParse);
      sqlite3VdbeAddOp3(v, OP_OpenWrite, 1, pParse->regRoot, iDb);
      sqlite3VdbeChangeP5(v, OPFLAG_P2ISREG);
      pParse->nTab = 2;
      addrTop = sqlite3VdbeCurrentAddr(v) + 1;
      sqlite3VdbeAddOp3(v, OP_InitCoroutine, regYield, 0, addrTop);
      if( pParse->nErr ) return;
      pSelTab = sqlite3ResultSetOfSelect(pParse, pSelect);
      if( pSelTab==0 ) return;
      assert( p->aCol==0 );
      p->nCol = pSelTab->nCol;
      p->aCol = pSelTab->aCol;
      pSelTab->nCol = 0;
      pSelTab->aCol = 0;
      sqlite3DeleteTable(db, pSelTab);
................................................................................
    n = pParse->nTab;
    sqlite3SrcListAssignCursors(pParse, pSel->pSrc);
    pTable->nCol = -1;
    db->lookaside.bDisable++;
#ifndef SQLITE_OMIT_AUTHORIZATION
    xAuth = db->xAuth;
    db->xAuth = 0;
    pSelTab = sqlite3ResultSetOfSelect(pParse, pSel);
    db->xAuth = xAuth;
#else
    pSelTab = sqlite3ResultSetOfSelect(pParse, pSel);
#endif
    pParse->nTab = n;
    if( pTable->pCheck ){
      /* CREATE VIEW name(arglist) AS ...
      ** The names of the columns in the table are taken from
      ** arglist which is stored in pTable->pCheck.  The pCheck field
      ** normally holds CHECK constraints on an ordinary table, but for
................................................................................
      */
      sqlite3ColumnsFromExprList(pParse, pTable->pCheck, 
                                 &pTable->nCol, &pTable->aCol);
      if( db->mallocFailed==0 
       && pParse->nErr==0
       && pTable->nCol==pSel->pEList->nExpr
      ){
        sqlite3SelectAddColumnTypeAndCollation(pParse, pTable, pSel);

      }
    }else if( pSelTab ){
      /* CREATE VIEW name AS...  without an argument list.  Construct
      ** the column names from the SELECT statement that defines the view.
      */
      assert( pTable->aCol==0 );
      pTable->nCol = pSelTab->nCol;
................................................................................
    }
    if( sqlite3AuthCheck(pParse, SQLITE_DELETE, pTab->zName, 0, zDb) ){
      goto exit_drop_table;
    }
  }
#endif
  if( sqlite3StrNICmp(pTab->zName, "sqlite_", 7)==0 
    && sqlite3StrNICmp(pTab->zName, "sqlite_stat", 11)!=0 ){

    sqlite3ErrorMsg(pParse, "table %s may not be dropped", pTab->zName);
    goto exit_drop_table;
  }

#ifndef SQLITE_OMIT_VIEW
  /* Ensure DROP TABLE is not used on a view, and DROP VIEW is not used
  ** on a table.
................................................................................
    p->aSortOrder = (u8*)pExtra;
    p->nColumn = nCol;
    p->nKeyCol = nCol - 1;
    *ppExtra = ((char*)p) + nByte;
  }
  return p;
}






















/*
** Create a new index for an SQL table.  pName1.pName2 is the name of the index 
** and pTblList is the name of the table that is to be indexed.  Both will 
** be NULL for a primary key or an index that is created to satisfy a
** UNIQUE constraint.  If pTable and pIndex are NULL, use pParse->pNewTable
** as the table to be indexed.  pParse->pNewTable is a table that is
................................................................................
    goto exit_create_index;
  }
  if( IN_DECLARE_VTAB && idxType!=SQLITE_IDXTYPE_PRIMARYKEY ){
    goto exit_create_index;
  }
  if( SQLITE_OK!=sqlite3ReadSchema(pParse) ){
    goto exit_create_index;



  }

  /*
  ** Find the table that is to be indexed.  Return early if not found.
  */
  if( pTblName!=0 ){

................................................................................
  ** dealing with a primary key or UNIQUE constraint.  We have to invent our
  ** own name.
  */
  if( pName ){
    zName = sqlite3NameFromToken(db, pName);
    if( zName==0 ) goto exit_create_index;
    assert( pName->z!=0 );
    if( SQLITE_OK!=sqlite3CheckObjectName(pParse, zName) ){
      goto exit_create_index;
    }
    if( !IN_RENAME_OBJECT ){
      if( !db->init.busy ){
        if( sqlite3FindTable(db, zName, 0)!=0 ){
          sqlite3ErrorMsg(pParse, "there is already a table named %s", zName);
          goto exit_create_index;
................................................................................
    Column *pCol = &pTab->aCol[pTab->nCol-1];
    pCol->colFlags |= COLFLAG_UNIQUE;
    sqlite3TokenInit(&prevCol, pCol->zName);
    pList = sqlite3ExprListAppend(pParse, 0,
              sqlite3ExprAlloc(db, TK_ID, &prevCol, 0));
    if( pList==0 ) goto exit_create_index;
    assert( pList->nExpr==1 );
    sqlite3ExprListSetSortOrder(pList, sortOrder);
  }else{
    sqlite3ExprListCheckLength(pParse, pList, "index");
    if( pParse->nErr ) goto exit_create_index;
  }

  /* Figure out how many bytes of space are required to store explicitly
  ** specified collation sequence names.
................................................................................
      zColl = pTab->aCol[j].zColl;
    }
    if( !zColl ) zColl = sqlite3StrBINARY;
    if( !db->init.busy && !sqlite3LocateCollSeq(pParse, zColl) ){
      goto exit_create_index;
    }
    pIndex->azColl[i] = zColl;
    requestedSortOrder = pListItem->sortOrder & sortOrderMask;
    pIndex->aSortOrder[i] = (u8)requestedSortOrder;
  }

  /* Append the table key to the end of the index.  For WITHOUT ROWID
  ** tables (when pPk!=0) this will be the declared PRIMARY KEY.  For
  ** normal tables (when pPk==0) this will be the rowid.
  */
................................................................................
      ** the Noop with a Goto to jump over the VDBE code generated below. */
      pIndex->tnum = sqlite3VdbeAddOp0(v, OP_Noop);
      sqlite3VdbeAddOp3(v, OP_CreateBtree, iDb, iMem, BTREE_BLOBKEY);

      /* Gather the complete text of the CREATE INDEX statement into
      ** the zStmt variable
      */

      if( pStart ){
        int n = (int)(pParse->sLastToken.z - pName->z) + pParse->sLastToken.n;
        if( pName->z[n-1]==';' ) n--;
        /* A named index with an explicit CREATE INDEX statement */
        zStmt = sqlite3MPrintf(db, "CREATE%s INDEX %.*s",
            onError==OE_None ? "" : " UNIQUE", n, pName->z);
      }else{
................................................................................
  }
  if( pKey ){
    assert( sqlite3KeyInfoIsWriteable(pKey) );
    for(i=0; i<nCol; i++){
      const char *zColl = pIdx->azColl[i];
      pKey->aColl[i] = zColl==sqlite3StrBINARY ? 0 :
                        sqlite3LocateCollSeq(pParse, zColl);
      pKey->aSortOrder[i] = pIdx->aSortOrder[i];

    }
    if( pParse->nErr ){
      assert( pParse->rc==SQLITE_ERROR_MISSING_COLLSEQ );
      if( pIdx->bNoQuery==0 ){
        /* Deactivate the index because it contains an unknown collating
        ** sequence.  The only way to reactive the index is to reload the
        ** schema.  Adding the missing collating sequence later does not
................................................................................
  const unsigned char *zNeedle;
  int nHaystack;
  int nNeedle;
  int typeHaystack, typeNeedle;
  int N = 1;
  int isText;
  unsigned char firstChar;



  UNUSED_PARAMETER(argc);
  typeHaystack = sqlite3_value_type(argv[0]);
  typeNeedle = sqlite3_value_type(argv[1]);
  if( typeHaystack==SQLITE_NULL || typeNeedle==SQLITE_NULL ) return;
  nHaystack = sqlite3_value_bytes(argv[0]);
  nNeedle = sqlite3_value_bytes(argv[1]);
  if( nNeedle>0 ){
    if( typeHaystack==SQLITE_BLOB && typeNeedle==SQLITE_BLOB ){
      zHaystack = sqlite3_value_blob(argv[0]);
      zNeedle = sqlite3_value_blob(argv[1]);
      isText = 0;
    }else{
      zHaystack = sqlite3_value_text(argv[0]);
      zNeedle = sqlite3_value_text(argv[1]);
      isText = 1;










    }
    if( zNeedle==0 || (nHaystack && zHaystack==0) ) return;
    firstChar = zNeedle[0];
    while( nNeedle<=nHaystack
       && (zHaystack[0]!=firstChar || memcmp(zHaystack, zNeedle, nNeedle)!=0)
    ){
      N++;
      do{
        nHaystack--;
        zHaystack++;
      }while( isText && (zHaystack[0]&0xc0)==0x80 );
    }
    if( nNeedle>nHaystack ) N = 0;
  }
  sqlite3_result_int(context, N);







}

/*
** Implementation of the printf() function.
*/
static void printfFunc(
  sqlite3_context *context,
................................................................................
    FUNCTION(coalesce,           0, 0, 0, 0                ),
    FUNCTION2(coalesce,         -1, 0, 0, noopFunc,  SQLITE_FUNC_COALESCE),
  };
#ifndef SQLITE_OMIT_ALTERTABLE
  sqlite3AlterFunctions();
#endif
  sqlite3WindowFunctions();
#if defined(SQLITE_ENABLE_STAT3) || defined(SQLITE_ENABLE_STAT4)
  sqlite3AnalyzeFunctions();
#endif
  sqlite3RegisterDateTimeFunctions();
  sqlite3InsertBuiltinFuncs(aBuiltinFunc, ArraySize(aBuiltinFunc));

#if 0  /* Enable to print out how the built-in functions are hashed */
  {
    int i;
    FuncDef *p;
................................................................................
  sqlite3 *db = pParse->db;

  pExpr = sqlite3Expr(db, TK_REGISTER, 0);
  if( pExpr ){
    if( iCol>=0 && iCol!=pTab->iPKey ){
      pCol = &pTab->aCol[iCol];
      pExpr->iTable = regBase + iCol + 1;
      pExpr->affinity = pCol->affinity;
      zColl = pCol->zColl;
      if( zColl==0 ) zColl = db->pDfltColl->zName;
      pExpr = sqlite3ExprAddCollateString(pParse, pExpr, zColl);
    }else{
      pExpr->iTable = regBase;
      pExpr->affinity = SQLITE_AFF_INTEGER;
    }
  }
  return pExpr;
}

/*
** Return an Expr object that refers to column iCol of table pTab which
................................................................................
      Token tFrom;
      Expr *pRaise; 

      tFrom.z = zFrom;
      tFrom.n = nFrom;
      pRaise = sqlite3Expr(db, TK_RAISE, "FOREIGN KEY constraint failed");
      if( pRaise ){
        pRaise->affinity = OE_Abort;
      }
      pSelect = sqlite3SelectNew(pParse, 
          sqlite3ExprListAppend(pParse, 0, pRaise),
          sqlite3SrcListAppend(pParse, 0, &tFrom, 0),
          pWhere,
          0, 0, 0, 0, 0
      );
................................................................................
    sqlite3ExprListDelete(db, pList);
    sqlite3SelectDelete(db, pSelect);
    if( db->mallocFailed==1 ){
      fkTriggerDelete(db, pTrigger);
      return 0;
    }
    assert( pStep!=0 );


    switch( action ){
      case OE_Restrict:
        pStep->op = TK_SELECT; 
        break;
      case OE_Cascade: 
        if( !pChanges ){ 
................................................................................
    pIdx->zColAff = (char *)sqlite3DbMallocRaw(0, pIdx->nColumn+1);
    if( !pIdx->zColAff ){
      sqlite3OomFault(db);
      return 0;
    }
    for(n=0; n<pIdx->nColumn; n++){
      i16 x = pIdx->aiColumn[n];

      if( x>=0 ){
        pIdx->zColAff[n] = pTab->aCol[x].affinity;
      }else if( x==XN_ROWID ){
        pIdx->zColAff[n] = SQLITE_AFF_INTEGER;
      }else{
        char aff;
        assert( x==XN_EXPR );
        assert( pIdx->aColExpr!=0 );
        aff = sqlite3ExprAffinity(pIdx->aColExpr->a[n].pExpr);

        if( aff==0 ) aff = SQLITE_AFF_BLOB;

        pIdx->zColAff[n] = aff;
      }
    }
    pIdx->zColAff[n] = 0;
  }
 
  return pIdx->zColAff;
}

................................................................................
    zColAff = (char *)sqlite3DbMallocRaw(0, pTab->nCol+1);
    if( !zColAff ){
      sqlite3OomFault(db);
      return;
    }

    for(i=0; i<pTab->nCol; i++){

      zColAff[i] = pTab->aCol[i].affinity;
    }
    do{
      zColAff[i--] = 0;
    }while( i>=0 && zColAff[i]==SQLITE_AFF_BLOB );
    pTab->zColAff = zColAff;
  }
  assert( zColAff!=0 );
  i = sqlite3Strlen30NN(zColAff);
  if( i ){
    if( iReg ){
      sqlite3VdbeAddOp4(v, OP_Affinity, iReg, i, 0, zColAff, i);
................................................................................
  }
#ifndef SQLITE_OMIT_UPSERT
  if( pUpsert ){
    if( IsVirtual(pTab) ){
      sqlite3ErrorMsg(pParse, "UPSERT not implemented for virtual table \"%s\"",
              pTab->zName);
      goto insert_cleanup;



    }
    pTabList->a[0].iCursor = iDataCur;
    pUpsert->pUpsertSrc = pTabList;
    pUpsert->regData = regData;
    pUpsert->iDataCur = iDataCur;
    pUpsert->iIdxCur = iIdxCur;
    if( pUpsert->pUpsertTarget ){
................................................................................
                            void (*xInv)(sqlite3_context*,int,sqlite3_value**),
                            void(*xDestroy)(void*));
  /* Version 3.26.0 and later */
  const char *(*normalized_sql)(sqlite3_stmt*);
  /* Version 3.28.0 and later */
  int (*stmt_isexplain)(sqlite3_stmt*);
  int (*value_frombind)(sqlite3_value*);


};

/*
** This is the function signature used for all extension entry points.  It
** is also defined in the file "loadext.c".
*/
typedef int (*sqlite3_loadext_entry)(
................................................................................
/* Version 3.25.0 and later */
#define sqlite3_create_window_function sqlite3_api->create_window_function
/* Version 3.26.0 and later */
#define sqlite3_normalized_sql         sqlite3_api->normalized_sql
/* Version 3.28.0 and later */
#define sqlite3_stmt_isexplain         sqlite3_api->isexplain
#define sqlite3_value_frombind         sqlite3_api->frombind


#endif /* !defined(SQLITE_CORE) && !defined(SQLITE_OMIT_LOAD_EXTENSION) */

#if !defined(SQLITE_CORE) && !defined(SQLITE_OMIT_LOAD_EXTENSION)
  /* This case when the file really is being compiled as a loadable 
  ** extension */
# define SQLITE_EXTENSION_INIT1     const sqlite3_api_routines *sqlite3_api=0;
# define SQLITE_EXTENSION_INIT2(v)  sqlite3_api=v;
................................................................................
#ifdef SQLITE_ENABLE_NORMALIZE
  sqlite3_normalized_sql,
#else
  0,
#endif
  /* Version 3.28.0 and later */
  sqlite3_stmt_isexplain,
  sqlite3_value_frombind


};

/*
** Attempt to load an SQLite extension library contained in the file
** zFile.  The entry point is zProc.  zProc may be 0 in which case a
** default entry point name (sqlite3_extension_init) is used.  Use
** of the default name is recommended.
................................................................................
 {/* zName:     */ "fullfsync",
  /* ePragTyp:  */ PragTyp_FLAG,
  /* ePragFlg:  */ PragFlg_Result0|PragFlg_NoColumns1,
  /* ColNames:  */ 0, 0,
  /* iArg:      */ SQLITE_FullFSync },
#endif
#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
#if defined(SQLITE_INTROSPECTION_PRAGMAS)
 {/* zName:     */ "function_list",
  /* ePragTyp:  */ PragTyp_FUNCTION_LIST,
  /* ePragFlg:  */ PragFlg_Result0,
  /* ColNames:  */ 41, 2,
  /* iArg:      */ 0 },
#endif
#endif
................................................................................
  /* ePragTyp:  */ PragTyp_MMAP_SIZE,
  /* ePragFlg:  */ 0,
  /* ColNames:  */ 0, 0,
  /* iArg:      */ 0 },
#endif
#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
#if !defined(SQLITE_OMIT_VIRTUALTABLE)
#if defined(SQLITE_INTROSPECTION_PRAGMAS)
 {/* zName:     */ "module_list",
  /* ePragTyp:  */ PragTyp_MODULE_LIST,
  /* ePragFlg:  */ PragFlg_Result0,
  /* ColNames:  */ 9, 1,
  /* iArg:      */ 0 },
#endif
#endif
................................................................................
 {/* zName:     */ "parser_trace",
  /* ePragTyp:  */ PragTyp_FLAG,
  /* ePragFlg:  */ PragFlg_Result0|PragFlg_NoColumns1,
  /* ColNames:  */ 0, 0,
  /* iArg:      */ SQLITE_ParserTrace },
#endif
#endif
#if defined(SQLITE_INTROSPECTION_PRAGMAS)
 {/* zName:     */ "pragma_list",
  /* ePragTyp:  */ PragTyp_PRAGMA_LIST,
  /* ePragFlg:  */ PragFlg_Result0,
  /* ColNames:  */ 9, 1,
  /* iArg:      */ 0 },
#endif
#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
................................................................................
 {/* zName:     */ "writable_schema",
  /* ePragTyp:  */ PragTyp_FLAG,
  /* ePragFlg:  */ PragFlg_Result0|PragFlg_NoColumns1,
  /* ColNames:  */ 0, 0,
  /* iArg:      */ SQLITE_WriteSchema|SQLITE_NoSchemaError },
#endif
};
/* Number of pragmas: 62 on by default, 81 total. */

/************** End of pragma.h **********************************************/
/************** Continuing where we left off in pragma.c *********************/

/*
** Interpret the given string as a safety level.  Return 0 for OFF,
** 1 for ON or NORMAL, 2 for FULL, and 3 for EXTRA.  Return 1 for an empty or 
................................................................................
  break;
#endif

  case PragTyp_INDEX_INFO: if( zRight ){
    Index *pIdx;
    Table *pTab;
    pIdx = sqlite3FindIndex(db, zRight, zDb);









    if( pIdx ){
      int iIdxDb = sqlite3SchemaToIndex(db, pIdx->pSchema);
      int i;
      int mx;
      if( pPragma->iArg ){
        /* PRAGMA index_xinfo (newer version with more rows and columns) */
        mx = pIdx->nColumn;
................................................................................
    for(p=sqliteHashFirst(&db->aCollSeq); p; p=sqliteHashNext(p)){
      CollSeq *pColl = (CollSeq *)sqliteHashData(p);
      sqlite3VdbeMultiLoad(v, 1, "is", i++, pColl->zName);
    }
  }
  break;

#ifdef SQLITE_INTROSPECTION_PRAGMAS
  case PragTyp_FUNCTION_LIST: {
    int i;
    HashElem *j;
    FuncDef *p;
    pParse->nMem = 2;
    for(i=0; i<SQLITE_FUNC_HASH_SZ; i++){
      for(p=sqlite3BuiltinFunctions.a[i]; p; p=p->u.pHash ){
................................................................................
/*
** This is the callback routine for the code that initializes the
** database.  See sqlite3Init() below for additional information.
** This routine is also called from the OP_ParseSchema opcode of the VDBE.
**
** Each callback contains the following information:
**

**     argv[0] = name of thing being created

**     argv[1] = root page number for table or index. 0 for trigger or view.
**     argv[2] = SQL text for the CREATE statement.
**
*/
SQLITE_PRIVATE int sqlite3InitCallback(void *pInit, int argc, char **argv, char **NotUsed){
  InitData *pData = (InitData*)pInit;
  sqlite3 *db = pData->db;
  int iDb = pData->iDb;

  assert( argc==3 );
  UNUSED_PARAMETER2(NotUsed, argc);
  assert( sqlite3_mutex_held(db->mutex) );
  DbClearProperty(db, iDb, DB_Empty);
  pData->nInitRow++;
  if( db->mallocFailed ){
    corruptSchema(pData, argv[0], 0);
    return 1;
  }

  assert( iDb>=0 && iDb<db->nDb );
  if( argv==0 ) return 0;   /* Might happen if EMPTY_RESULT_CALLBACKS are on */
  if( argv[1]==0 ){
    corruptSchema(pData, argv[0], 0);
  }else if( sqlite3_strnicmp(argv[2],"create ",7)==0 ){
    /* Call the parser to process a CREATE TABLE, INDEX or VIEW.
    ** But because db->init.busy is set to 1, no VDBE code is generated
    ** or executed.  All the parser does is build the internal data
    ** structures that describe the table, index, or view.
    */
    int rc;
    u8 saved_iDb = db->init.iDb;
    sqlite3_stmt *pStmt;
    TESTONLY(int rcp);            /* Return code from sqlite3_prepare() */

    assert( db->init.busy );
    db->init.iDb = iDb;
    db->init.newTnum = sqlite3Atoi(argv[1]);
    db->init.orphanTrigger = 0;

    TESTONLY(rcp = ) sqlite3_prepare(db, argv[2], -1, &pStmt, 0);
    rc = db->errCode;
    assert( (rc&0xFF)==(rcp&0xFF) );
    db->init.iDb = saved_iDb;
    /* assert( saved_iDb==0 || (db->mDbFlags & DBFLAG_Vacuum)!=0 ); */
    if( SQLITE_OK!=rc ){
      if( db->init.orphanTrigger ){
        assert( iDb==1 );
      }else{
        pData->rc = rc;
        if( rc==SQLITE_NOMEM ){
          sqlite3OomFault(db);
        }else if( rc!=SQLITE_INTERRUPT && (rc&0xFF)!=SQLITE_LOCKED ){
          corruptSchema(pData, argv[0], sqlite3_errmsg(db));
        }
      }
    }
    sqlite3_finalize(pStmt);
  }else if( argv[0]==0 || (argv[2]!=0 && argv[2][0]!=0) ){
    corruptSchema(pData, argv[0], 0);
  }else{
    /* If the SQL column is blank it means this is an index that
    ** was created to be the PRIMARY KEY or to fulfill a UNIQUE
    ** constraint for a CREATE TABLE.  The index should have already
    ** been created when we processed the CREATE TABLE.  All we have
    ** to do here is record the root page number for that index.
    */
    Index *pIndex;
    pIndex = sqlite3FindIndex(db, argv[0], db->aDb[iDb].zDbSName);
    if( pIndex==0
     || sqlite3GetInt32(argv[1],&pIndex->tnum)==0
     || pIndex->tnum<2
     || sqlite3IndexHasDuplicateRootPage(pIndex)
    ){
      corruptSchema(pData, argv[0], pIndex?"invalid rootpage":"orphan index");
    }
  }
  return 0;
}

/*
** Attempt to read the database schema and initialize internal
................................................................................
SQLITE_PRIVATE int sqlite3InitOne(sqlite3 *db, int iDb, char **pzErrMsg, u32 mFlags){
  int rc;
  int i;
#ifndef SQLITE_OMIT_DEPRECATED
  int size;
#endif
  Db *pDb;
  char const *azArg[4];
  int meta[5];
  InitData initData;
  const char *zMasterName;
  int openedTransaction = 0;

  assert( (db->mDbFlags & DBFLAG_SchemaKnownOk)==0 );
  assert( iDb>=0 && iDb<db->nDb );
................................................................................
  db->init.busy = 1;

  /* Construct the in-memory representation schema tables (sqlite_master or
  ** sqlite_temp_master) by invoking the parser directly.  The appropriate
  ** table name will be inserted automatically by the parser so we can just
  ** use the abbreviation "x" here.  The parser will also automatically tag
  ** the schema table as read-only. */

  azArg[0] = zMasterName = SCHEMA_TABLE(iDb);

  azArg[1] = "1";
  azArg[2] = "CREATE TABLE x(type text,name text,tbl_name text,"
                            "rootpage int,sql text)";
  azArg[3] = 0;
  initData.db = db;
  initData.iDb = iDb;
  initData.rc = SQLITE_OK;
  initData.pzErrMsg = pzErrMsg;
  initData.mInitFlags = mFlags;
  initData.nInitRow = 0;
  sqlite3InitCallback(&initData, 3, (char **)azArg, 0);
  if( initData.rc ){
    rc = initData.rc;
    goto error_out;
  }

  /* Create a cursor to hold the database open
  */
................................................................................

  /* Read the schema information out of the schema tables
  */
  assert( db->init.busy );
  {
    char *zSql;
    zSql = sqlite3MPrintf(db, 
        "SELECT name, rootpage, sql FROM \"%w\".%s ORDER BY rowid",
        db->aDb[iDb].zDbSName, zMasterName);
#ifndef SQLITE_OMIT_AUTHORIZATION
    {
      sqlite3_xauth xAuth;
      xAuth = db->xAuth;
      db->xAuth = 0;
#endif
................................................................................
  }
  if( pzTail ){
    *pzTail = sParse.zTail;
  }
  rc = sParse.rc;

#ifndef SQLITE_OMIT_EXPLAIN
  if( rc==SQLITE_OK && sParse.pVdbe && sParse.explain ){



    static const char * const azColName[] = {
       "addr", "opcode", "p1", "p2", "p3", "p4", "p5", "comment",
       "id", "parent", "notused", "detail"
    };
    int iFirst, mx;
    if( sParse.explain==2 ){
      sqlite3VdbeSetNumCols(sParse.pVdbe, 4);
................................................................................
    }
  }
#endif

  if( db->init.busy==0 ){
    sqlite3VdbeSetSql(sParse.pVdbe, zSql, (int)(sParse.zTail-zSql), prepFlags);
  }
  if( sParse.pVdbe && (rc!=SQLITE_OK || db->mallocFailed) ){
    sqlite3VdbeFinalize(sParse.pVdbe);
    assert(!(*ppStmt));
  }else{
    *ppStmt = (sqlite3_stmt*)sParse.pVdbe;
  }

  if( zErrMsg ){
    sqlite3ErrorWithMsg(db, rc, "%s", zErrMsg);
................................................................................
    sqlite3ExprDelete(db, p->pLimit);
#ifndef SQLITE_OMIT_WINDOWFUNC
    if( OK_IF_ALWAYS_TRUE(p->pWinDefn) ){
      sqlite3WindowListDelete(db, p->pWinDefn);
    }
#endif
    if( OK_IF_ALWAYS_TRUE(p->pWith) ) sqlite3WithDelete(db, p->pWith);

    if( bFree ) sqlite3DbFreeNN(db, p);
    p = pPrior;
    bFree = 1;
  }
}

/*
................................................................................
    }
    VdbeCoverage(v);
    sqlite3VdbeAddOp3(v, OP_Compare, regPrevKey, regBase, pSort->nOBSat);
    pOp = sqlite3VdbeGetOp(v, pSort->addrSortIndex);
    if( pParse->db->mallocFailed ) return;
    pOp->p2 = nKey + nData;
    pKI = pOp->p4.pKeyInfo;
    memset(pKI->aSortOrder, 0, pKI->nKeyField); /* Makes OP_Jump testable */
    sqlite3VdbeChangeP4(v, -1, (char*)pKI, P4_KEYINFO);
    testcase( pKI->nAllField > pKI->nKeyField+2 );
    pOp->p4.pKeyInfo = sqlite3KeyInfoFromExprList(pParse,pSort->pOrderBy,nOBSat,
                                           pKI->nAllField-pKI->nKeyField-1);
    addrJmp = sqlite3VdbeCurrentAddr(v);
    sqlite3VdbeAddOp3(v, OP_Jump, addrJmp+1, 0, addrJmp+1); VdbeCoverage(v);
    pSort->labelBkOut = sqlite3VdbeMakeLabel(pParse);
................................................................................
** Allocate a KeyInfo object sufficient for an index of N key columns and
** X extra columns.
*/
SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoAlloc(sqlite3 *db, int N, int X){
  int nExtra = (N+X)*(sizeof(CollSeq*)+1) - sizeof(CollSeq*);
  KeyInfo *p = sqlite3DbMallocRawNN(db, sizeof(KeyInfo) + nExtra);
  if( p ){
    p->aSortOrder = (u8*)&p->aColl[N+X];
    p->nKeyField = (u16)N;
    p->nAllField = (u16)(N+X);
    p->enc = ENC(db);
    p->db = db;
    p->nRef = 1;
    memset(&p[1], 0, nExtra);
  }else{
................................................................................

  nExpr = pList->nExpr;
  pInfo = sqlite3KeyInfoAlloc(db, nExpr-iStart, nExtra+1);
  if( pInfo ){
    assert( sqlite3KeyInfoIsWriteable(pInfo) );
    for(i=iStart, pItem=pList->a+iStart; i<nExpr; i++, pItem++){
      pInfo->aColl[i-iStart] = sqlite3ExprNNCollSeq(pParse, pItem->pExpr);
      pInfo->aSortOrder[i-iStart] = pItem->sortOrder;
    }
  }
  return pInfo;
}

/*
** Name of the connection operator, used for error messages.
................................................................................
  char const *zOrigDb = 0;
  char const *zOrigTab = 0;
  char const *zOrigCol = 0;
#endif

  assert( pExpr!=0 );
  assert( pNC->pSrcList!=0 );
  assert( pExpr->op!=TK_AGG_COLUMN );  /* This routine runes before aggregates
                                       ** are processed */
  switch( pExpr->op ){
    case TK_COLUMN: {
      /* The expression is a column. Locate the table the column is being
      ** extracted from in NameContext.pSrcList. This table may be real
      ** database table or a subquery.
      */
      Table *pTab = 0;            /* Table structure column is extracted from */
................................................................................

  for(i=0, pCol=aCol; i<nCol && !db->mallocFailed; i++, pCol++){
    /* Get an appropriate name for the column
    */
    if( (zName = pEList->a[i].zName)!=0 ){
      /* If the column contains an "AS <name>" phrase, use <name> as the name */
    }else{
      Expr *pColExpr = sqlite3ExprSkipCollate(pEList->a[i].pExpr);
      while( pColExpr->op==TK_DOT ){
        pColExpr = pColExpr->pRight;
        assert( pColExpr!=0 );
      }
      assert( pColExpr->op!=TK_AGG_COLUMN );
      if( pColExpr->op==TK_COLUMN ){
        /* For columns use the column name name */
        int iCol = pColExpr->iColumn;
        Table *pTab = pColExpr->y.pTab;
        assert( pTab!=0 );
        if( iCol<0 ) iCol = pTab->iPKey;
        zName = iCol>=0 ? pTab->aCol[iCol].zName : "rowid";
................................................................................
**
** This routine requires that all identifiers in the SELECT
** statement be resolved.
*/
SQLITE_PRIVATE void sqlite3SelectAddColumnTypeAndCollation(
  Parse *pParse,        /* Parsing contexts */
  Table *pTab,          /* Add column type information to this table */
  Select *pSelect       /* SELECT used to determine types and collations */

){
  sqlite3 *db = pParse->db;
  NameContext sNC;
  Column *pCol;
  CollSeq *pColl;
  int i;
  Expr *p;
................................................................................
      n = sqlite3Strlen30(pCol->zName);
      pCol->zName = sqlite3DbReallocOrFree(db, pCol->zName, n+m+2);
      if( pCol->zName ){
        memcpy(&pCol->zName[n+1], zType, m+1);
        pCol->colFlags |= COLFLAG_HASTYPE;
      }
    }
    if( pCol->affinity==0 ) pCol->affinity = SQLITE_AFF_BLOB;
    pColl = sqlite3ExprCollSeq(pParse, p);
    if( pColl && pCol->zColl==0 ){
      pCol->zColl = sqlite3DbStrDup(db, pColl->zName);
    }
  }
  pTab->szTabRow = 1; /* Any non-zero value works */
}

/*
** Given a SELECT statement, generate a Table structure that describes
** the result set of that SELECT.
*/
SQLITE_PRIVATE Table *sqlite3ResultSetOfSelect(Parse *pParse, Select *pSelect){
  Table *pTab;
  sqlite3 *db = pParse->db;
  u64 savedFlags;

  savedFlags = db->flags;
  db->flags &= ~(u64)SQLITE_FullColNames;
  db->flags |= SQLITE_ShortColNames;
................................................................................
  if( pTab==0 ){
    return 0;
  }
  pTab->nTabRef = 1;
  pTab->zName = 0;
  pTab->nRowLogEst = 200; assert( 200==sqlite3LogEst(1048576) );
  sqlite3ColumnsFromExprList(pParse, pSelect->pEList, &pTab->nCol, &pTab->aCol);
  sqlite3SelectAddColumnTypeAndCollation(pParse, pTab, pSelect);
  pTab->iPKey = -1;
  if( db->mallocFailed ){
    sqlite3DeleteTable(db, pTab);
    return 0;
  }
  return pTab;
}
................................................................................
        pColl = multiSelectCollSeq(pParse, p, pItem->u.x.iOrderByCol-1);
        if( pColl==0 ) pColl = db->pDfltColl;
        pOrderBy->a[i].pExpr =
          sqlite3ExprAddCollateString(pParse, pTerm, pColl->zName);
      }
      assert( sqlite3KeyInfoIsWriteable(pRet) );
      pRet->aColl[i] = pColl;
      pRet->aSortOrder[i] = pOrderBy->a[i].sortOrder;
    }
  }

  return pRet;
}

#ifndef SQLITE_OMIT_CTE
................................................................................
                           pIn->iSdst, pIn->nSdst);
      sqlite3ReleaseTempReg(pParse, r1);
      break;
    }

    /* If this is a scalar select that is part of an expression, then
    ** store the results in the appropriate memory cell and break out
    ** of the scan loop.

    */
    case SRT_Mem: {

      assert( pIn->nSdst==1 || pParse->nErr>0 );  testcase( pIn->nSdst!=1 );
      sqlite3ExprCodeMove(pParse, pIn->iSdst, pDest->iSDParm, 1);

      /* The LIMIT clause will jump out of the loop for us */
      break;
    }
#endif /* #ifndef SQLITE_OMIT_SUBQUERY */

    /* The results are stored in a sequence of registers
    ** starting at pDest->iSdst.  Then the co-routine yields.
................................................................................
    pParse->nMem += nExpr+1;
    sqlite3VdbeAddOp2(v, OP_Integer, 0, regPrev);
    pKeyDup = sqlite3KeyInfoAlloc(db, nExpr, 1);
    if( pKeyDup ){
      assert( sqlite3KeyInfoIsWriteable(pKeyDup) );
      for(i=0; i<nExpr; i++){
        pKeyDup->aColl[i] = multiSelectCollSeq(pParse, p, i);
        pKeyDup->aSortOrder[i] = 0;
      }
    }
  }
 
  /* Separate the left and the right query from one another
  */
  p->pPrior = 0;
................................................................................
        }
        if( pNew && ExprHasProperty(pExpr,EP_FromJoin) ){
          pNew->iRightJoinTable = pExpr->iRightJoinTable;
          ExprSetProperty(pNew, EP_FromJoin);
        }
        sqlite3ExprDelete(db, pExpr);
        pExpr = pNew;












      }
    }
  }else{
    if( pExpr->op==TK_IF_NULL_ROW && pExpr->iTable==pSubst->iTable ){
      pExpr->iTable = pSubst->iNewTable;
    }
    pExpr->pLeft = substExpr(pSubst, pExpr->pLeft);
................................................................................
  ** will scan expressions looking for iParent references and replace
  ** those references with expressions that resolve to the subquery FROM
  ** elements we are now copying in.
  */
  for(pParent=p; pParent; pParent=pParent->pPrior, pSub=pSub->pPrior){
    int nSubSrc;
    u8 jointype = 0;

    pSubSrc = pSub->pSrc;     /* FROM clause of subquery */
    nSubSrc = pSubSrc->nSrc;  /* Number of terms in subquery FROM clause */
    pSrc = pParent->pSrc;     /* FROM clause of the outer query */

    if( pSrc ){
      assert( pParent==p );  /* First time through the loop */
      jointype = pSubitem->fg.jointype;
................................................................................
** analysis.
*/
static u8 minMaxQuery(sqlite3 *db, Expr *pFunc, ExprList **ppMinMax){
  int eRet = WHERE_ORDERBY_NORMAL;      /* Return value */
  ExprList *pEList = pFunc->x.pList;    /* Arguments to agg function */
  const char *zFunc;                    /* Name of aggregate function pFunc */
  ExprList *pOrderBy;
  u8 sortOrder;

  assert( *ppMinMax==0 );
  assert( pFunc->op==TK_AGG_FUNCTION );

  if( pEList==0 || pEList->nExpr!=1 ) return eRet;


  zFunc = pFunc->u.zToken;
  if( sqlite3StrICmp(zFunc, "min")==0 ){
    eRet = WHERE_ORDERBY_MIN;
    sortOrder = SQLITE_SO_ASC;
  }else if( sqlite3StrICmp(zFunc, "max")==0 ){
    eRet = WHERE_ORDERBY_MAX;
    sortOrder = SQLITE_SO_DESC;
  }else{
    return eRet;
  }
  *ppMinMax = pOrderBy = sqlite3ExprListDup(db, pEList, 0);
  assert( pOrderBy!=0 || db->mallocFailed );
  if( pOrderBy ) pOrderBy->a[0].sortOrder = sortOrder;
  return eRet;
}

/*
** The select statement passed as the first argument is an aggregate query.
** The second argument is the associated aggregate-info object. This 
** function tests if the SELECT is of the form:
................................................................................
  pExpr = p->pEList->a[0].pExpr;
  assert( pTab && !pTab->pSelect && pExpr );

  if( IsVirtual(pTab) ) return 0;
  if( pExpr->op!=TK_AGG_FUNCTION ) return 0;
  if( NEVER(pAggInfo->nFunc==0) ) return 0;
  if( (pAggInfo->aFunc[0].pFunc->funcFlags&SQLITE_FUNC_COUNT)==0 ) return 0;
  if( pExpr->flags&EP_Distinct ) return 0;

  return pTab;
}

/*
** If the source-list item passed as an argument was augmented with an
** INDEXED BY clause, then try to locate the specified index. If there
................................................................................
      }
#if !defined(SQLITE_OMIT_VIEW) || !defined (SQLITE_OMIT_VIRTUALTABLE)
      if( IsVirtual(pTab) || pTab->pSelect ){
        i16 nCol;
        u8 eCodeOrig = pWalker->eCode;
        if( sqlite3ViewGetColumnNames(pParse, pTab) ) return WRC_Abort;
        assert( pFrom->pSelect==0 );




        pFrom->pSelect = sqlite3SelectDup(db, pTab->pSelect, 0);
        nCol = pTab->nCol;
        pTab->nCol = -1;
        pWalker->eCode = 1;  /* Turn on Select.selId renumbering */
        sqlite3WalkSelect(pWalker, pFrom->pSelect);
        pWalker->eCode = eCodeOrig;
        pTab->nCol = nCol;
................................................................................
    Table *pTab = pFrom->pTab;
    assert( pTab!=0 );
    if( (pTab->tabFlags & TF_Ephemeral)!=0 ){
      /* A sub-query in the FROM clause of a SELECT */
      Select *pSel = pFrom->pSelect;
      if( pSel ){
        while( pSel->pPrior ) pSel = pSel->pPrior;
        sqlite3SelectAddColumnTypeAndCollation(pParse, pTab, pSel);

      }
    }
  }
}
#endif


................................................................................
  pAggInfo->directMode = 1;
  for(i=0, pF=pAggInfo->aFunc; i<pAggInfo->nFunc; i++, pF++){
    int nArg;
    int addrNext = 0;
    int regAgg;
    ExprList *pList = pF->pExpr->x.pList;
    assert( !ExprHasProperty(pF->pExpr, EP_xIsSelect) );



















    if( pList ){
      nArg = pList->nExpr;
      regAgg = sqlite3GetTempRange(pParse, nArg);
      sqlite3ExprCodeExprList(pParse, pList, regAgg, 0, SQLITE_ECEL_DUP);
    }else{
      nArg = 0;
      regAgg = 0;
    }
    if( pF->iDistinct>=0 ){

      addrNext = sqlite3VdbeMakeLabel(pParse);

      testcase( nArg==0 );  /* Error condition */
      testcase( nArg>1 );   /* Also an error */
      codeDistinct(pParse, pF->iDistinct, addrNext, 1, regAgg);
    }
    if( pF->pFunc->funcFlags & SQLITE_FUNC_NEEDCOLL ){
      CollSeq *pColl = 0;
      struct ExprList_item *pItem;
................................................................................
  }
  if( regHit ){
    addrHitTest = sqlite3VdbeAddOp1(v, OP_If, regHit); VdbeCoverage(v);
  }
  for(i=0, pC=pAggInfo->aCol; i<pAggInfo->nAccumulator; i++, pC++){
    sqlite3ExprCode(pParse, pC->pExpr, pC->iMem);
  }

  pAggInfo->directMode = 0;
  if( addrHitTest ){
    sqlite3VdbeJumpHere(v, addrHitTest);
  }
}

/*
................................................................................
** within the HAVING expression with a constant "1".
*/
static int havingToWhereExprCb(Walker *pWalker, Expr *pExpr){
  if( pExpr->op!=TK_AND ){
    Select *pS = pWalker->u.pSelect;
    if( sqlite3ExprIsConstantOrGroupBy(pWalker->pParse, pExpr, pS->pGroupBy) ){
      sqlite3 *db = pWalker->pParse->db;
      Expr *pNew = sqlite3ExprAlloc(db, TK_INTEGER, &sqlite3IntTokens[1], 0);
      if( pNew ){
        Expr *pWhere = pS->pWhere;
        SWAP(Expr, *pNew, *pExpr);
        pNew = sqlite3ExprAnd(pWalker->pParse, pWhere, pNew);
        pS->pWhere = pNew;
        pWalker->eCode = 1;
      }
................................................................................
    ** have a column named by the empty string, in which case there is no way to
    ** distinguish between an unreferenced table and an actual reference to the
    ** "" column. The original design was for the fake column name to be a NULL,
    ** which would be unambiguous.  But legacy authorization callbacks might
    ** assume the column name is non-NULL and segfault.  The use of an empty
    ** string for the fake column name seems safer.
    */
    if( pItem->colUsed==0 ){
      sqlite3AuthCheck(pParse, SQLITE_READ, pItem->zName, "", pItem->zDatabase);
    }

#if !defined(SQLITE_OMIT_SUBQUERY) || !defined(SQLITE_OMIT_VIEW)
    /* Generate code for all sub-queries in the FROM clause
    */
    pSub = pItem->pSelect;
    if( pSub==0 ) continue;

    /* The code for a subquery should only be generated once, though it is
    ** technically harmless for it to be generated multiple times. The
    ** following assert() will detect if something changes to cause
    ** the same subquery to be coded multiple times, as a signal to the
    ** developers to try to optimize the situation. */







    assert( pItem->addrFillSub==0 );

    /* Increment Parse.nHeight by the height of the largest expression
    ** tree referred to by this, the parent select. The child select
    ** may contain expression trees of at most
    ** (SQLITE_MAX_EXPR_DEPTH-Parse.nHeight) height. This is a bit
    ** more conservative than necessary, but much easier than enforcing
    ** an exact limit.
................................................................................
      ** is a register allocated to hold the subroutine return address
      */
      int topAddr;
      int onceAddr = 0;
      int retAddr;
      struct SrcList_item *pPrior;

      assert( pItem->addrFillSub==0 );
      pItem->regReturn = ++pParse->nMem;
      topAddr = sqlite3VdbeAddOp2(v, OP_Integer, 0, pItem->regReturn);
      pItem->addrFillSub = topAddr+1;
      if( pItem->fg.isCorrelated==0 ){
        /* If the subquery is not correlated and if we are not inside of
        ** a trigger, then we only need to compute the value of the subquery
        ** once. */
................................................................................
        pItem->u.x.iAlias = 0;
      }
      for(k=pGroupBy->nExpr, pItem=pGroupBy->a; k>0; k--, pItem++){
        pItem->u.x.iAlias = 0;
      }
      assert( 66==sqlite3LogEst(100) );
      if( p->nSelectRow>66 ) p->nSelectRow = 66;
























    }else{
      assert( 0==sqlite3LogEst(1) );
      p->nSelectRow = 0;
    }

    /* If there is both a GROUP BY and an ORDER BY clause and they are
    ** identical, then it may be possible to disable the ORDER BY clause 
    ** on the grounds that the GROUP BY will cause elements to come out 
    ** in the correct order. It also may not - the GROUP BY might use a
    ** database index that causes rows to be grouped together as required
    ** but not actually sorted. Either way, record the fact that the
    ** ORDER BY and GROUP BY clauses are the same by setting the orderByGrp
    ** variable.  */
    if( sqlite3ExprListCompare(pGroupBy, sSort.pOrderBy, -1)==0 ){
      orderByGrp = 1;
    }
 
    /* Create a label to jump to when we want to abort the query */
    addrEnd = sqlite3VdbeMakeLabel(pParse);

    /* Convert TK_COLUMN nodes into TK_AGG_COLUMN and make entries in
    ** sAggInfo for all TK_AGG_FUNCTION nodes in expressions of the
    ** SELECT statement.
    */
................................................................................
    sAggInfo.nAccumulator = sAggInfo.nColumn;
    if( p->pGroupBy==0 && p->pHaving==0 && sAggInfo.nFunc==1 ){
      minMaxFlag = minMaxQuery(db, sAggInfo.aFunc[0].pExpr, &pMinMaxOrderBy);
    }else{
      minMaxFlag = WHERE_ORDERBY_NORMAL;
    }
    for(i=0; i<sAggInfo.nFunc; i++){
      assert( !ExprHasProperty(sAggInfo.aFunc[i].pExpr, EP_xIsSelect) );

      sNC.ncFlags |= NC_InAggFunc;
      sqlite3ExprAnalyzeAggList(&sNC, sAggInfo.aFunc[i].pExpr->x.pList);






      sNC.ncFlags &= ~NC_InAggFunc;
    }
    sAggInfo.mxReg = pParse->nMem;
    if( db->mallocFailed ) goto select_end;
#if SELECTTRACE_ENABLED
    if( sqlite3SelectTrace & 0x400 ){
      int ii;
................................................................................
        sqlite3VdbeAddOp1(v, OP_Close, iCsr);
        explainSimpleCount(pParse, pTab, pBest);
      }else
#endif /* SQLITE_OMIT_BTREECOUNT */
      {
        int regAcc = 0;           /* "populate accumulators" flag */

        /* If there are accumulator registers but no min() or max() functions,
        ** allocate register regAcc. Register regAcc will contain 0 the first
        ** time the inner loop runs, and 1 thereafter. The code generated
        ** by updateAccumulator() only updates the accumulator registers if
        ** regAcc contains 0.  */




        if( sAggInfo.nAccumulator ){
          for(i=0; i<sAggInfo.nFunc; i++){

            if( sAggInfo.aFunc[i].pFunc->funcFlags&SQLITE_FUNC_NEEDCOLL ) break;
          }
          if( i==sAggInfo.nFunc ){
            regAcc = ++pParse->nMem;
            sqlite3VdbeAddOp2(v, OP_Integer, 0, regAcc);
          }
        }
................................................................................
    sqlite3ErrorMsg(pParse, "cannot create triggers on virtual tables");
    goto trigger_cleanup;
  }

  /* Check that the trigger name is not reserved and that no trigger of the
  ** specified name exists */
  zName = sqlite3NameFromToken(db, pName);




  if( !zName || SQLITE_OK!=sqlite3CheckObjectName(pParse, zName) ){
    goto trigger_cleanup;
  }
  assert( sqlite3SchemaMutexHeld(db, iDb, 0) );
  if( !IN_RENAME_OBJECT ){
    if( sqlite3HashFind(&(db->aDb[iDb].pSchema->trigHash),zName) ){
      if( !noErr ){
        sqlite3ErrorMsg(pParse, "trigger %T already exists", pName);
................................................................................
        sqlite3MPrintf(db, "type='trigger' AND name='%q'", zName));
  }

  if( db->init.busy ){
    Trigger *pLink = pTrig;
    Hash *pHash = &db->aDb[iDb].pSchema->trigHash;
    assert( sqlite3SchemaMutexHeld(db, iDb, 0) );

    pTrig = sqlite3HashInsert(pHash, zName, pTrig);
    if( pTrig ){
      sqlite3OomFault(db);
    }else if( pLink->pSchema==pLink->pTabSchema ){
      Table *pTab;
      pTab = sqlite3HashFind(&pLink->pTabSchema->tblHash, pLink->table);
      assert( pTab!=0 );
................................................................................
      pSelect = 0;
    }else{
      pTriggerStep->pSelect = sqlite3SelectDup(db, pSelect, EXPRDUP_REDUCE);
    }
    pTriggerStep->pIdList = pColumn;
    pTriggerStep->pUpsert = pUpsert;
    pTriggerStep->orconf = orconf;



  }else{
    testcase( pColumn );
    sqlite3IdListDelete(db, pColumn);
    testcase( pUpsert );
    sqlite3UpsertDelete(db, pUpsert);
  }
  sqlite3SelectDelete(db, pSelect);
................................................................................
  Vdbe *v;
  sqlite3 *db = pParse->db;
  int iDb;

  iDb = sqlite3SchemaToIndex(pParse->db, pTrigger->pSchema);
  assert( iDb>=0 && iDb<db->nDb );
  pTable = tableOfTrigger(pTrigger);
  assert( pTable );
  assert( pTable->pSchema==pTrigger->pSchema || iDb==1 );
#ifndef SQLITE_OMIT_AUTHORIZATION
  {

    int code = SQLITE_DROP_TRIGGER;
    const char *zDb = db->aDb[iDb].zDbSName;
    const char *zTab = SCHEMA_TABLE(iDb);
    if( iDb==1 ) code = SQLITE_DROP_TEMP_TRIGGER;
    if( sqlite3AuthCheck(pParse, code, pTrigger->zName, pTable->zName, zDb) ||
      sqlite3AuthCheck(pParse, SQLITE_DELETE, zTab, 0, zDb) ){
      return;
    }
  }
#endif

  /* Generate code to destroy the database record of the trigger.
  */
  assert( pTable!=0 );
  if( (v = sqlite3GetVdbe(pParse))!=0 ){
    sqlite3NestedParse(pParse,
       "DELETE FROM %Q.%s WHERE name=%Q AND type='trigger'",
       db->aDb[iDb].zDbSName, MASTER_NAME, pTrigger->zName
    );
    sqlite3ChangeCookie(pParse, iDb);
    sqlite3VdbeAddOp4(v, OP_DropTrigger, iDb, 0, 0, pTrigger->zName, 0);
................................................................................

  assert( sqlite3SchemaMutexHeld(db, iDb, 0) );
  pHash = &(db->aDb[iDb].pSchema->trigHash);
  pTrigger = sqlite3HashInsert(pHash, zName, 0);
  if( ALWAYS(pTrigger) ){
    if( pTrigger->pSchema==pTrigger->pTabSchema ){
      Table *pTab = tableOfTrigger(pTrigger);

      Trigger **pp;
      for(pp=&pTab->pTrigger; *pp!=pTrigger; pp=&((*pp)->pNext));
      *pp = (*pp)->pNext;

    }
    sqlite3DeleteTrigger(db, pTrigger);
    db->mDbFlags |= DBFLAG_SchemaChange;
  }
}

/*
................................................................................
      if( aXRef[i]<0 && i!=pTab->iPKey ){
        sqlite3ExprCodeGetColumnOfTable(v, pTab, iDataCur, i, regNew+i);
      }
    }
  }

  if( !isView ){
    int addr1 = 0;        /* Address of jump instruction */

    /* Do constraint checks. */
    assert( regOldRowid>0 );
    sqlite3GenerateConstraintChecks(pParse, pTab, aRegIdx, iDataCur, iIdxCur,
        regNewRowid, regOldRowid, chngKey, onError, labelContinue, &bReplace,
        aXRef, 0);













    /* Do FK constraint checks. */
    if( hasFK ){
      sqlite3FkCheck(pParse, pTab, regOldRowid, 0, aXRef, chngKey);
    }

    /* Delete the index entries associated with the current record.  */
    if( bReplace || chngKey ){
      if( pPk ){
        addr1 = sqlite3VdbeAddOp4Int(v, OP_NotFound, iDataCur, 0, regKey, nKey);
      }else{
        addr1 = sqlite3VdbeAddOp3(v, OP_NotExists, iDataCur, 0, regOldRowid);
      }
      VdbeCoverageNeverTaken(v);
    }
    sqlite3GenerateRowIndexDelete(pParse, pTab, iDataCur, iIdxCur, aRegIdx, -1);

    /* If changing the rowid value, or if there are foreign key constraints
    ** to process, delete the old record. Otherwise, add a noop OP_Delete
    ** to invoke the pre-update hook.
    **
    ** That (regNew==regnewRowid+1) is true is also important for the 
................................................................................
      sqlite3VdbeAppendP4(v, pTab, P4_TABLE);
    }
#else
    if( hasFK>1 || chngKey ){
      sqlite3VdbeAddOp2(v, OP_Delete, iDataCur, 0);
    }
#endif
    if( bReplace || chngKey ){
      sqlite3VdbeJumpHere(v, addr1);
    }

    if( hasFK ){
      sqlite3FkCheck(pParse, pTab, 0, regNewRowid, aXRef, chngKey);
    }
  
    /* Insert the new index entries and the new record. */
    sqlite3CompleteInsertion(
................................................................................
  Index *pIdx,          /* The UNIQUE constraint that failed */
  int iCur              /* Cursor for pIdx (or pTab if pIdx==NULL) */
){
  Vdbe *v = pParse->pVdbe;
  sqlite3 *db = pParse->db;
  SrcList *pSrc;            /* FROM clause for the UPDATE */
  int iDataCur;


  assert( v!=0 );
  assert( pUpsert!=0 );
  VdbeNoopComment((v, "Begin DO UPDATE of UPSERT"));
  iDataCur = pUpsert->iDataCur;
  if( pIdx && iCur!=iDataCur ){
    if( HasRowid(pTab) ){
................................................................................
      sqlite3VdbeAddOp3(v, OP_SeekRowid, iDataCur, 0, regRowid);
      VdbeCoverage(v);
      sqlite3ReleaseTempReg(pParse, regRowid);
    }else{
      Index *pPk = sqlite3PrimaryKeyIndex(pTab);
      int nPk = pPk->nKeyCol;
      int iPk = pParse->nMem+1;
      int i;
      pParse->nMem += nPk;
      for(i=0; i<nPk; i++){
        int k;
        assert( pPk->aiColumn[i]>=0 );
        k = sqlite3ColumnOfIndex(pIdx, pPk->aiColumn[i]);
        sqlite3VdbeAddOp3(v, OP_Column, iCur, k, iPk+i);
        VdbeComment((v, "%s.%s", pIdx->zName,
................................................................................
            "corrupt database", P4_STATIC);
      sqlite3VdbeJumpHere(v, i);
    }
  }
  /* pUpsert does not own pUpsertSrc - the outer INSERT statement does.  So
  ** we have to make a copy before passing it down into sqlite3Update() */
  pSrc = sqlite3SrcListDup(db, pUpsert->pUpsertSrc, 0);






  sqlite3Update(pParse, pSrc, pUpsert->pUpsertSet,
      pUpsert->pUpsertWhere, OE_Abort, 0, 0, pUpsert);
  pUpsert->pUpsertSet = 0;    /* Will have been deleted by sqlite3Update() */
  pUpsert->pUpsertWhere = 0;  /* Will have been deleted by sqlite3Update() */
  VdbeNoopComment((v, "End DO UPDATE of UPSERT"));
}

................................................................................
  int bDeclared;      /* True after sqlite3_declare_vtab() is called */
};

/*
** Construct and install a Module object for a virtual table.  When this
** routine is called, it is guaranteed that all appropriate locks are held
** and the module is not already part of the connection.



*/
SQLITE_PRIVATE Module *sqlite3VtabCreateModule(
  sqlite3 *db,                    /* Database in which module is registered */
  const char *zName,              /* Name assigned to this module */
  const sqlite3_module *pModule,  /* The definition of the module */
  void *pAux,                     /* Context pointer for xCreate/xConnect */
  void (*xDestroy)(void *)        /* Module destructor function */
){
  Module *pMod;






  int nName = sqlite3Strlen30(zName);
  pMod = (Module *)sqlite3Malloc(sizeof(Module) + nName + 1);
  if( pMod==0 ){
    sqlite3OomFault(db);
  }else{
    Module *pDel;


    char *zCopy = (char *)(&pMod[1]);
    memcpy(zCopy, zName, nName+1);
    pMod->zName = zCopy;
    pMod->pModule = pModule;
    pMod->pAux = pAux;
    pMod->xDestroy = xDestroy;
    pMod->pEpoTab = 0;


    pDel = (Module *)sqlite3HashInsert(&db->aModule,zCopy,(void*)pMod);
    assert( pDel==0 || pDel==pMod );
    if( pDel ){

      sqlite3OomFault(db);
      sqlite3DbFree(db, pDel);
      pMod = 0;



    }
  }
  return pMod;
}

/*
** The actual function that does the work of creating a new module.
................................................................................
  const sqlite3_module *pModule,  /* The definition of the module */
  void *pAux,                     /* Context pointer for xCreate/xConnect */
  void (*xDestroy)(void *)        /* Module destructor function */
){
  int rc = SQLITE_OK;

  sqlite3_mutex_enter(db->mutex);
  if( sqlite3HashFind(&db->aModule, zName) ){
    rc = SQLITE_MISUSE_BKPT;
  }else{
    (void)sqlite3VtabCreateModule(db, zName, pModule, pAux, xDestroy);
  }
  rc = sqlite3ApiExit(db, rc);
  if( rc!=SQLITE_OK && xDestroy ) xDestroy(pAux);
  sqlite3_mutex_leave(db->mutex);
  return rc;
}


................................................................................
  void (*xDestroy)(void *)        /* Module destructor function */
){
#ifdef SQLITE_ENABLE_API_ARMOR
  if( !sqlite3SafetyCheckOk(db) || zName==0 ) return SQLITE_MISUSE_BKPT;
#endif
  return createModule(db, zName, pModule, pAux, xDestroy);
}







































/*
** Lock the virtual table so that it cannot be disconnected.
** Locks nest.  Every lock should have a corresponding unlock.
** If an unlock is omitted, resources leaks will occur.  
**
** If a disconnect is attempted while a virtual table is locked,
................................................................................
  assert( db );
  assert( pVTab->nRef>0 );
  assert( db->magic==SQLITE_MAGIC_OPEN || db->magic==SQLITE_MAGIC_ZOMBIE );

  pVTab->nRef--;
  if( pVTab->nRef==0 ){
    sqlite3_vtab *p = pVTab->pVtab;

    if( p ){
      p->pModule->xDisconnect(p);
    }
    sqlite3DbFree(db, pVTab);
  }
}

................................................................................
    }
    sqlite3DbFree(db, pVTable);
  }else if( ALWAYS(pVTable->pVtab) ){
    /* Justification of ALWAYS():  A correct vtab constructor must allocate
    ** the sqlite3_vtab object if successful.  */
    memset(pVTable->pVtab, 0, sizeof(pVTable->pVtab[0]));
    pVTable->pVtab->pModule = pMod->pModule;

    pVTable->nRef = 1;
    if( sCtx.bDeclared==0 ){
      const char *zFormat = "vtable constructor did not declare schema: %s";
      *pzErr = sqlite3MPrintf(db, zFormat, pTab->zName);
      sqlite3VtabUnlock(pVTable);
      rc = SQLITE_ERROR;
    }else{
................................................................................
  int iIdxCur;          /* The VDBE cursor used to access pIdx */
  int addrBrk;          /* Jump here to break out of the loop */
  int addrNxt;          /* Jump here to start the next IN combination */
  int addrSkip;         /* Jump here for next iteration of skip-scan */
  int addrCont;         /* Jump here to continue with the next loop cycle */
  int addrFirst;        /* First instruction of interior of the loop */
  int addrBody;         /* Beginning of the body of this loop */


#ifndef SQLITE_LIKE_DOESNT_MATCH_BLOBS
  u32 iLikeRepCntr;     /* LIKE range processing counter register (times 2) */
  int addrLikeRep;      /* LIKE range processing address */
#endif
  u8 iFrom;             /* Which entry in the FROM clause */
  u8 op, p3, p5;        /* Opcode, P3 & P5 of the opcode that ends the loop */
  int p1, p2;           /* Operands of the opcode used to ends the loop */
  union {               /* Information that depends on pWLoop->wsFlags */
    struct {
      int nIn;              /* Number of entries in aInLoop[] */
      struct InLoop {
        int iCur;              /* The VDBE cursor used by this IN operator */
        int addrInTop;         /* Top of the IN loop */
        int iBase;             /* Base register of multi-key index record */
................................................................................
  LogEst rRun;          /* Cost of running each loop */
  LogEst nOut;          /* Estimated number of output rows */
  union {
    struct {               /* Information for internal btree tables */
      u16 nEq;               /* Number of equality constraints */
      u16 nBtm;              /* Size of BTM vector */
      u16 nTop;              /* Size of TOP vector */
      u16 nIdxCol;           /* Index column used for ORDER BY */
      Index *pIndex;         /* Index used, or NULL */
    } btree;
    struct {               /* Information for virtual tables */
      int idxNum;            /* Index number */
      u8 needFree;           /* True if sqlite3_free(idxStr) is needed */
      i8 isOrdered;          /* True if satisfies ORDER BY */
      u16 omitMask;          /* Terms that may be omitted */
................................................................................
#define TERM_DYNAMIC    0x01   /* Need to call sqlite3ExprDelete(db, pExpr) */
#define TERM_VIRTUAL    0x02   /* Added by the optimizer.  Do not code */
#define TERM_CODED      0x04   /* This term is already coded */
#define TERM_COPIED     0x08   /* Has a child */
#define TERM_ORINFO     0x10   /* Need to free the WhereTerm.u.pOrInfo object */
#define TERM_ANDINFO    0x20   /* Need to free the WhereTerm.u.pAndInfo obj */
#define TERM_OR_OK      0x40   /* Used during OR-clause processing */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
#  define TERM_VNULL    0x80   /* Manufactured x>NULL or x<=NULL term */
#else
#  define TERM_VNULL    0x00   /* Disabled if not using stat3 */
#endif
#define TERM_LIKEOPT    0x100  /* Virtual terms from the LIKE optimization */
#define TERM_LIKECOND   0x200  /* Conditionally this LIKE operator term */
#define TERM_LIKE       0x400  /* The original LIKE operator */
#define TERM_IS         0x800  /* Term.pExpr is an IS operator */
#define TERM_VARSELECT  0x1000 /* Term.pExpr contains a correlated sub-query */


/*
** An instance of the WhereScan object is used as an iterator for locating
** terms in the WHERE clause that are useful to the query planner.
*/
struct WhereScan {
  WhereClause *pOrigWC;      /* Original, innermost WhereClause */
................................................................................
*/
struct WhereLoopBuilder {
  WhereInfo *pWInfo;        /* Information about this WHERE */
  WhereClause *pWC;         /* WHERE clause terms */
  ExprList *pOrderBy;       /* ORDER BY clause */
  WhereLoop *pNew;          /* Template WhereLoop */
  WhereOrSet *pOrSet;       /* Record best loops here, if not NULL */
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  UnpackedRecord *pRec;     /* Probe for stat4 (if required) */
  int nRecValid;            /* Number of valid fields currently in pRec */
#endif
  unsigned int bldFlags;    /* SQLITE_BLDF_* flags */
  unsigned int iPlanLimit;  /* Search limiter */
};

................................................................................
#define WHERE_ONEROW       0x00001000  /* Selects no more than one row */
#define WHERE_MULTI_OR     0x00002000  /* OR using multiple indices */
#define WHERE_AUTO_INDEX   0x00004000  /* Uses an ephemeral index */
#define WHERE_SKIPSCAN     0x00008000  /* Uses the skip-scan algorithm */
#define WHERE_UNQ_WANTED   0x00010000  /* WHERE_ONEROW would have been helpful*/
#define WHERE_PARTIALIDX   0x00020000  /* The automatic index is partial */
#define WHERE_IN_EARLYOUT  0x00040000  /* Perhaps quit IN loops early */


#endif /* !defined(SQLITE_WHEREINT_H) */

/************** End of whereInt.h ********************************************/
/************** Continuing where we left off in wherecode.c ******************/

#ifndef SQLITE_OMIT_EXPLAIN
................................................................................
  }
}

/*
** Code an OP_Affinity opcode to apply the column affinity string zAff
** to the n registers starting at base. 
**
** As an optimization, SQLITE_AFF_BLOB entries (which are no-ops) at the
** beginning and end of zAff are ignored.  If all entries in zAff are
** SQLITE_AFF_BLOB, then no code gets generated.
**
** This routine makes its own copy of zAff so that the caller is free
** to modify zAff after this routine returns.
*/
static void codeApplyAffinity(Parse *pParse, int base, int n, char *zAff){
  Vdbe *v = pParse->pVdbe;
  if( zAff==0 ){
    assert( pParse->db->mallocFailed );
    return;
  }
  assert( v!=0 );

  /* Adjust base and n to skip over SQLITE_AFF_BLOB entries at the beginning
  ** and end of the affinity string.
  */

  while( n>0 && zAff[0]==SQLITE_AFF_BLOB ){
    n--;
    base++;
    zAff++;
  }
  while( n>1 && zAff[n-1]==SQLITE_AFF_BLOB ){
    n--;
  }

  /* Code the OP_Affinity opcode if there is anything left to do. */
  if( n>0 ){
    sqlite3VdbeAddOp4(v, OP_Affinity, base, n, 0, zAff, n);
  }
................................................................................
**
** If pExpr matches, then transform it into a reference to the index column
** that contains the value of pExpr.
*/
static int whereIndexExprTransNode(Walker *p, Expr *pExpr){
  IdxExprTrans *pX = p->u.pIdxTrans;
  if( sqlite3ExprCompare(0, pExpr, pX->pIdxExpr, pX->iTabCur)==0 ){

    pExpr->op = TK_COLUMN;
    pExpr->iTable = pX->iIdxCur;
    pExpr->iColumn = pX->iIdxCol;
    pExpr->y.pTab = 0;
    return WRC_Prune;
  }else{
    return WRC_Continue;
................................................................................
    int nExtraReg = 0;           /* Number of extra registers needed */
    int op;                      /* Instruction opcode */
    char *zStartAff;             /* Affinity for start of range constraint */
    char *zEndAff = 0;           /* Affinity for end of range constraint */
    u8 bSeekPastNull = 0;        /* True to seek past initial nulls */
    u8 bStopAtNull = 0;          /* Add condition to terminate at NULLs */
    int omitTable;               /* True if we use the index only */


    pIdx = pLoop->u.btree.pIndex;
    iIdxCur = pLevel->iIdxCur;
    assert( nEq>=pLoop->nSkip );

    /* If this loop satisfies a sort order (pOrderBy) request that 
    ** was passed to this function to implement a "SELECT min(x) ..." 
    ** query, then the caller will only allow the loop to run for
    ** a single iteration. This means that the first row returned
    ** should not have a NULL value stored in 'x'. If column 'x' is
    ** the first one after the nEq equality constraints in the index,
    ** this requires some special handling.
    */
    assert( pWInfo->pOrderBy==0
         || pWInfo->pOrderBy->nExpr==1
         || (pWInfo->wctrlFlags&WHERE_ORDERBY_MIN)==0 );
    if( (pWInfo->wctrlFlags&WHERE_ORDERBY_MIN)!=0
     && pWInfo->nOBSat>0
     && (pIdx->nKeyCol>nEq)
    ){
      assert( pLoop->nSkip==0 );
      bSeekPastNull = 1;
      nExtraReg = 1;
    }

    /* Find any inequality constraint terms for the start and end 
    ** of the range. 
    */
    j = nEq;
    if( pLoop->wsFlags & WHERE_BTM_LIMIT ){
      pRangeStart = pLoop->aLTerm[j++];
      nExtraReg = MAX(nExtraReg, pLoop->u.btree.nBtm);
................................................................................
        j = pIdx->aiColumn[nEq];
        if( (j>=0 && pIdx->pTable->aCol[j].notNull==0) || j==XN_EXPR ){
          bSeekPastNull = 1;
        }
      }
    }
    assert( pRangeEnd==0 || (pRangeEnd->wtFlags & TERM_VNULL)==0 );




















    /* If we are doing a reverse order scan on an ascending index, or
    ** a forward order scan on a descending index, interchange the 
    ** start and end terms (pRangeStart and pRangeEnd).
    */
    if( (nEq<pIdx->nKeyCol && bRev==(pIdx->aSortOrder[nEq]==SQLITE_SO_ASC))
     || (bRev && pIdx->nKeyCol==nEq)
................................................................................
    */
    codeCursorHint(pTabItem, pWInfo, pLevel, pRangeEnd);
    regBase = codeAllEqualityTerms(pParse,pLevel,bRev,nExtraReg,&zStartAff);
    assert( zStartAff==0 || sqlite3Strlen30(zStartAff)>=nEq );
    if( zStartAff && nTop ){
      zEndAff = sqlite3DbStrDup(db, &zStartAff[nEq]);
    }
    addrNxt = pLevel->addrNxt;

    testcase( pRangeStart && (pRangeStart->eOperator & WO_LE)!=0 );
    testcase( pRangeStart && (pRangeStart->eOperator & WO_GE)!=0 );
    testcase( pRangeEnd && (pRangeEnd->eOperator & WO_LE)!=0 );
    testcase( pRangeEnd && (pRangeEnd->eOperator & WO_GE)!=0 );
    startEq = !pRangeStart || pRangeStart->eOperator & (WO_LE|WO_GE);
    endEq =   !pRangeEnd || pRangeEnd->eOperator & (WO_LE|WO_GE);
................................................................................
      if( sqlite3ExprIsVector(pRight)==0 ){
        disableTerm(pLevel, pRangeStart);
      }else{
        startEq = 1;
      }
      bSeekPastNull = 0;
    }else if( bSeekPastNull ){

      sqlite3VdbeAddOp2(v, OP_Null, 0, regBase+nEq);

      nConstraint++;
      startEq = 0;


      start_constraints = 1;

    }
    codeApplyAffinity(pParse, regBase, nConstraint - bSeekPastNull, zStartAff);
    if( pLoop->nSkip>0 && nConstraint==pLoop->nSkip ){
      /* The skip-scan logic inside the call to codeAllEqualityConstraints()
      ** above has already left the cursor sitting on the correct row,
      ** so no further seeking is needed */
    }else{
      if( pLoop->wsFlags & WHERE_IN_EARLYOUT ){
        sqlite3VdbeAddOp1(v, OP_SeekHit, iIdxCur);
      }





      op = aStartOp[(start_constraints<<2) + (startEq<<1) + bRev];
      assert( op!=0 );
      sqlite3VdbeAddOp4Int(v, op, iIdxCur, addrNxt, regBase, nConstraint);
      VdbeCoverage(v);
      VdbeCoverageIf(v, op==OP_Rewind);  testcase( op==OP_Rewind );
      VdbeCoverageIf(v, op==OP_Last);    testcase( op==OP_Last );
      VdbeCoverageIf(v, op==OP_SeekGT);  testcase( op==OP_SeekGT );
      VdbeCoverageIf(v, op==OP_SeekGE);  testcase( op==OP_SeekGE );
      VdbeCoverageIf(v, op==OP_SeekLE);  testcase( op==OP_SeekLE );
      VdbeCoverageIf(v, op==OP_SeekLT);  testcase( op==OP_SeekLT );

















    }

    /* Load the value for the inequality constraint at the end of the
    ** range (if any).
    */
    nConstraint = nEq;
    if( pRangeEnd ){
................................................................................

      if( sqlite3ExprIsVector(pRight)==0 ){
        disableTerm(pLevel, pRangeEnd);
      }else{
        endEq = 1;
      }
    }else if( bStopAtNull ){

      sqlite3VdbeAddOp2(v, OP_Null, 0, regBase+nEq);
      endEq = 0;

      nConstraint++;
    }
    sqlite3DbFree(db, zStartAff);
    sqlite3DbFree(db, zEndAff);

    /* Top of the loop body */
    pLevel->p2 = sqlite3VdbeCurrentAddr(v);

    /* Check if the index cursor is past the end of the range. */
    if( nConstraint ){






      op = aEndOp[bRev*2 + endEq];
      sqlite3VdbeAddOp4Int(v, op, iIdxCur, addrNxt, regBase, nConstraint);

















      testcase( op==OP_IdxGT );  VdbeCoverageIf(v, op==OP_IdxGT );
      testcase( op==OP_IdxGE );  VdbeCoverageIf(v, op==OP_IdxGE );
      testcase( op==OP_IdxLT );  VdbeCoverageIf(v, op==OP_IdxLT );
      testcase( op==OP_IdxLE );  VdbeCoverageIf(v, op==OP_IdxLE );
    }

    if( pLoop->wsFlags & WHERE_IN_EARLYOUT ){
................................................................................
  }
  pTerm = &pWC->a[idx = pWC->nTerm++];
  if( p && ExprHasProperty(p, EP_Unlikely) ){
    pTerm->truthProb = sqlite3LogEst(p->iTable) - 270;
  }else{
    pTerm->truthProb = 1;
  }
  pTerm->pExpr = sqlite3ExprSkipCollate(p);
  pTerm->wtFlags = wtFlags;
  pTerm->pWC = pWC;
  pTerm->iParent = -1;
  memset(&pTerm->eOperator, 0,
         sizeof(WhereTerm) - offsetof(WhereTerm,eOperator));
  return idx;
}
................................................................................
** If left/right precedence rules come into play when determining the
** collating sequence, then COLLATE operators are adjusted to ensure
** that the collating sequence does not change.  For example:
** "Y collate NOCASE op X" becomes "X op Y" because any collation sequence on
** the left hand side of a comparison overrides any collation sequence 
** attached to the right. For the same reason the EP_Collate flag
** is not commuted.





*/
static void exprCommute(Parse *pParse, Expr *pExpr){
  u16 expRight = (pExpr->pRight->flags & EP_Collate);
  u16 expLeft = (pExpr->pLeft->flags & EP_Collate);

  assert( allowedOp(pExpr->op) && pExpr->op!=TK_IN );
  if( expRight==expLeft ){
    /* Either X and Y both have COLLATE operator or neither do */
    if( expRight ){
      /* Both X and Y have COLLATE operators.  Make sure X is always
      ** used by clearing the EP_Collate flag from Y. */
      pExpr->pRight->flags &= ~EP_Collate;

    }else if( sqlite3ExprCollSeq(pParse, pExpr->pLeft)!=0 ){
      /* Neither X nor Y have COLLATE operators, but X has a non-default
      ** collating sequence.  So add the EP_Collate marker on X to cause
      ** it to be searched first. */
      pExpr->pLeft->flags |= EP_Collate;

    }
  }
  SWAP(Expr*,pExpr->pRight,pExpr->pLeft);
  if( pExpr->op>=TK_GT ){
    assert( TK_LT==TK_GT+2 );
    assert( TK_GE==TK_LE+2 );
    assert( TK_GT>TK_EQ );
    assert( TK_GT<TK_LE );
    assert( pExpr->op>=TK_GT && pExpr->op<=TK_GE );
    pExpr->op = ((pExpr->op-TK_GT)^2)+TK_GT;
  }

}

/*
** Translate from TK_xx operator to WO_xx bitmask.
*/
static u16 operatorMask(int op){
  u16 c;
................................................................................
        **
        ** Getting this right has been a persistent source of bugs in the
        ** LIKE optimization.  See, for example:
        **    2018-09-10 https://sqlite.org/src/info/c94369cae9b561b1
        **    2019-05-02 https://sqlite.org/src/info/b043a54c3de54b28
        **    2019-06-10 https://sqlite.org/src/info/fd76310a5e843e07
        **    2019-06-14 https://sqlite.org/src/info/ce8717f0885af975

        */
        if( pLeft->op!=TK_COLUMN 
         || sqlite3ExprAffinity(pLeft)!=SQLITE_AFF_TEXT 
         || IsVirtual(pLeft->y.pTab)  /* Value might be numeric */
        ){
          int isNum;
          double rDummy;
          isNum = sqlite3AtoF(zNew, &rDummy, iTo, SQLITE_UTF8);
          if( isNum<=0 ){



            zNew[iTo-1]++;
            isNum = sqlite3AtoF(zNew, &rDummy, iTo, SQLITE_UTF8);
            zNew[iTo-1]--;

          }
          if( isNum>0 ){
            sqlite3ExprDelete(db, pPrefix);
            sqlite3ValueFree(pVal);
            return 0;
          }
        }
................................................................................
          pTerm->eOperator |= WO_EQUIV;
          eExtraOp = WO_EQUIV;
        }
      }else{
        pDup = pExpr;
        pNew = pTerm;
      }
      exprCommute(pParse, pDup);
      pNew->leftCursor = aiCurCol[0];
      pNew->u.leftColumn = aiCurCol[1];
      testcase( (prereqLeft | extraRight) != prereqLeft );
      pNew->prereqRight = prereqLeft | extraRight;
      pNew->prereqAll = prereqAll;
      pNew->eOperator = (operatorMask(pDup->op) + eExtraOp) & opMask;
    }
................................................................................
      idxNew = whereClauseInsert(pWC, pExpr, TERM_VIRTUAL);
      pWC->a[idxNew].iField = i+1;
      exprAnalyze(pSrc, pWC, idxNew);
      markTermAsChild(pWC, idxNew, idxTerm);
    }
  }

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  /* When sqlite_stat3 histogram data is available an operator of the
  ** form "x IS NOT NULL" can sometimes be evaluated more efficiently
  ** as "x>NULL" if x is not an INTEGER PRIMARY KEY.  So construct a
  ** virtual term of that form.
  **
  ** Note that the virtual term must be tagged with TERM_VNULL.
  */
  if( pExpr->op==TK_NOTNULL
   && pExpr->pLeft->op==TK_COLUMN
   && pExpr->pLeft->iColumn>=0
   && !ExprHasProperty(pExpr, EP_FromJoin)
   && OptimizationEnabled(db, SQLITE_Stat34)
  ){
    Expr *pNewExpr;
    Expr *pLeft = pExpr->pLeft;
    int idxNew;
    WhereTerm *pNewTerm;

    pNewExpr = sqlite3PExpr(pParse, TK_GT,
................................................................................
      pNewTerm->eOperator = WO_GT;
      markTermAsChild(pWC, idxNew, idxTerm);
      pTerm = &pWC->a[idxTerm];
      pTerm->wtFlags |= TERM_COPIED;
      pNewTerm->prereqAll = pTerm->prereqAll;
    }
  }
#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */

  /* Prevent ON clause terms of a LEFT JOIN from being used to drive
  ** an index for tables to the left of the join.
  */
  testcase( pTerm!=&pWC->a[idxTerm] );
  pTerm = &pWC->a[idxTerm];
  pTerm->prereqRight |= extraRight;
................................................................................
** does is make slot[] entries point to substructure within pExpr.
**
** In the previous sentence and in the diagram, "slot[]" refers to
** the WhereClause.a[] array.  The slot[] array grows as needed to contain
** all terms of the WHERE clause.
*/
SQLITE_PRIVATE void sqlite3WhereSplit(WhereClause *pWC, Expr *pExpr, u8 op){
  Expr *pE2 = sqlite3ExprSkipCollate(pExpr);
  pWC->op = op;
  if( pE2==0 ) return;
  if( pE2->op!=op ){
    whereClauseInsert(pWC, pExpr, 0);
  }else{
    sqlite3WhereSplit(pWC, pE2->pLeft, op);
    sqlite3WhereSplit(pWC, pE2->pRight, op);
................................................................................
         && (iColumn!=XN_EXPR
             || sqlite3ExprCompareSkip(pTerm->pExpr->pLeft,
                                       pScan->pIdxExpr,iCur)==0)
         && (pScan->iEquiv<=1 || !ExprHasProperty(pTerm->pExpr, EP_FromJoin))
        ){
          if( (pTerm->eOperator & WO_EQUIV)!=0
           && pScan->nEquiv<ArraySize(pScan->aiCur)
           && (pX = sqlite3ExprSkipCollate(pTerm->pExpr->pRight))->op==TK_COLUMN

          ){
            int j;
            for(j=0; j<pScan->nEquiv; j++){
              if( pScan->aiCur[j]==pX->iTable
               && pScan->aiColumn[j]==pX->iColumn ){
                  break;
              }
................................................................................
  Index *pIdx,                    /* Index to match column of */
  int iCol                        /* Column of index to match */
){
  int i;
  const char *zColl = pIdx->azColl[iCol];

  for(i=0; i<pList->nExpr; i++){
    Expr *p = sqlite3ExprSkipCollate(pList->a[i].pExpr);
    if( p->op==TK_COLUMN
     && p->iColumn==pIdx->aiColumn[iCol]
     && p->iTable==iBase
    ){
      CollSeq *pColl = sqlite3ExprNNCollSeq(pParse, pList->a[i].pExpr);
      if( 0==sqlite3StrICmp(pColl->zName, zColl) ){
        return i;
................................................................................
  pTab = pTabList->a[0].pTab;

  /* If any of the expressions is an IPK column on table iBase, then return 
  ** true. Note: The (p->iTable==iBase) part of this test may be false if the
  ** current SELECT is a correlated sub-query.
  */
  for(i=0; i<pDistinct->nExpr; i++){
    Expr *p = sqlite3ExprSkipCollate(pDistinct->a[i].pExpr);
    if( p->op==TK_COLUMN && p->iTable==iBase && p->iColumn<0 ) return 1;
  }

  /* Loop through all indices on the table, checking each to see if it makes
  ** the DISTINCT qualifier redundant. It does so if:
  **
  **   1. The index is itself UNIQUE, and
................................................................................
  */
  nOrderBy = 0;
  if( pOrderBy ){
    int n = pOrderBy->nExpr;
    for(i=0; i<n; i++){
      Expr *pExpr = pOrderBy->a[i].pExpr;
      if( pExpr->op!=TK_COLUMN || pExpr->iTable!=pSrc->iCursor ) break;

    }
    if( i==n){
      nOrderBy = n;
    }
  }

  /* Allocate the sqlite3_index_info structure
................................................................................
    }

    j++;
  }
  for(i=0; i<nOrderBy; i++){
    Expr *pExpr = pOrderBy->a[i].pExpr;
    pIdxOrderBy[i].iColumn = pExpr->iColumn;
    pIdxOrderBy[i].desc = pOrderBy->a[i].sortOrder;
  }

  *pmNoOmit = mNoOmit;
  return pIdxInfo;
}

/*
................................................................................
  }
  sqlite3_free(pVtab->zErrMsg);
  pVtab->zErrMsg = 0;
  return rc;
}
#endif /* !defined(SQLITE_OMIT_VIRTUALTABLE) */

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
/*
** Estimate the location of a particular key among all keys in an
** index.  Store the results in aStat as follows:
**
**    aStat[0]      Est. number of rows less than pRec
**    aStat[1]      Est. number of rows equal to pRec
**
................................................................................
    aStat[1] = pIdx->aAvgEq[nField-1];
  }

  /* Restore the pRec->nField value before returning.  */
  pRec->nField = nField;
  return i;
}
#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */

/*
** If it is not NULL, pTerm is a term that provides an upper or lower
** bound on a range scan. Without considering pTerm, it is estimated 
** that the scan will visit nNew rows. This function returns the number
** estimated to be visited after taking pTerm into account.
**
................................................................................
      nRet -= 20;        assert( 20==sqlite3LogEst(4) );
    }
  }
  return nRet;
}


#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
/*
** Return the affinity for a single column of an index.
*/
SQLITE_PRIVATE char sqlite3IndexColumnAffinity(sqlite3 *db, Index *pIdx, int iCol){
  assert( iCol>=0 && iCol<pIdx->nColumn );
  if( !pIdx->zColAff ){
    if( sqlite3IndexAffinityStr(db, pIdx)==0 ) return SQLITE_AFF_BLOB;
  }

  return pIdx->zColAff[iCol];
}
#endif


#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
/* 
** This function is called to estimate the number of rows visited by a
** range-scan on a skip-scan index. For example:
**
**   CREATE INDEX i1 ON t1(a, b, c);
**   SELECT * FROM t1 WHERE a=? AND c BETWEEN ? AND ?;
**
................................................................................

  sqlite3ValueFree(p1);
  sqlite3ValueFree(p2);
  sqlite3ValueFree(pVal);

  return rc;
}
#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */

/*
** This function is used to estimate the number of rows that will be visited
** by scanning an index for a range of values. The range may have an upper
** bound, a lower bound, or both. The WHERE clause terms that set the upper
** and lower bounds are represented by pLower and pUpper respectively. For
** example, assuming that index p is on t1(a):
................................................................................
  WhereTerm *pUpper,   /* Upper bound on the range. ex: "x<455" Might be NULL */
  WhereLoop *pLoop     /* Modify the .nOut and maybe .rRun fields */
){
  int rc = SQLITE_OK;
  int nOut = pLoop->nOut;
  LogEst nNew;

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
  Index *p = pLoop->u.btree.pIndex;
  int nEq = pLoop->u.btree.nEq;

  if( p->nSample>0 && nEq<p->nSampleCol
   && OptimizationEnabled(pParse->db, SQLITE_Stat34)
  ){
    if( nEq==pBuilder->nRecValid ){
      UnpackedRecord *pRec = pBuilder->pRec;
      tRowcnt a[2];
      int nBtm = pLoop->u.btree.nBtm;
      int nTop = pLoop->u.btree.nTop;

................................................................................
      pBuilder->pRec = pRec;
      if( rc==SQLITE_OK ){
        if( iUpper>iLower ){
          nNew = sqlite3LogEst(iUpper - iLower);
          /* TUNING:  If both iUpper and iLower are derived from the same
          ** sample, then assume they are 4x more selective.  This brings
          ** the estimated selectivity more in line with what it would be
          ** if estimated without the use of STAT3/4 tables. */
          if( iLwrIdx==iUprIdx ) nNew -= 20;  assert( 20==sqlite3LogEst(4) );
        }else{
          nNew = 10;        assert( 10==sqlite3LogEst(2) );
        }
        if( nNew<nOut ){
          nOut = nNew;
        }
................................................................................
                    pLoop->nOut, nOut));
  }
#endif
  pLoop->nOut = (LogEst)nOut;
  return rc;
}

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
/*
** Estimate the number of rows that will be returned based on
** an equality constraint x=VALUE and where that VALUE occurs in
** the histogram data.  This only works when x is the left-most
** column of an index and sqlite_stat3 histogram data is available
** for that index.  When pExpr==NULL that means the constraint is
** "x IS NULL" instead of "x=VALUE".
**
** Write the estimated row count into *pnRow and return SQLITE_OK. 
** If unable to make an estimate, leave *pnRow unchanged and return
** non-zero.
**
................................................................................
  whereKeyStats(pParse, p, pRec, 0, a);
  WHERETRACE(0x10,("equality scan regions %s(%d): %d\n",
                   p->zName, nEq-1, (int)a[1]));
  *pnRow = a[1];
  
  return rc;
}
#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */

#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
/*
** Estimate the number of rows that will be returned based on
** an IN constraint where the right-hand side of the IN operator
** is a list of values.  Example:
**
**        WHERE x IN (1,2,3,4)
**
................................................................................
    if( nRowEst > nRow0 ) nRowEst = nRow0;
    *pnRow = nRowEst;
    WHERETRACE(0x10,("IN row estimate: est=%d\n", nRowEst));
  }
  assert( pBuilder->nRecValid==nRecValid );
  return rc;
}
#endif /* SQLITE_ENABLE_STAT3_OR_STAT4 */


#ifdef WHERETRACE_ENABLED
/*
** Print the content of a WhereTerm object
*/
static void whereTermPrint(WhereTerm *pTerm, int iTerm){
................................................................................
static void whereLoopOutputAdjust(
  WhereClause *pWC,      /* The WHERE clause */
  WhereLoop *pLoop,      /* The loop to adjust downward */
  LogEst nRow            /* Number of rows in the entire table */
){
  WhereTerm *pTerm, *pX;
  Bitmask notAllowed = ~(pLoop->prereq|pLoop->maskSelf);
  int i, j, k;
  LogEst iReduce = 0;    /* pLoop->nOut should not exceed nRow-iReduce */

  assert( (pLoop->wsFlags & WHERE_AUTO_INDEX)==0 );
  for(i=pWC->nTerm, pTerm=pWC->a; i>0; i--, pTerm++){

    if( (pTerm->wtFlags & TERM_VIRTUAL)!=0 ) break;
    if( (pTerm->prereqAll & pLoop->maskSelf)==0 ) continue;
    if( (pTerm->prereqAll & notAllowed)!=0 ) continue;
    for(j=pLoop->nLTerm-1; j>=0; j--){
      pX = pLoop->aLTerm[j];
      if( pX==0 ) continue;
      if( pX==pTerm ) break;
................................................................................
        pLoop->nOut += pTerm->truthProb;
      }else{
        /* In the absence of explicit truth probabilities, use heuristics to
        ** guess a reasonable truth probability. */
        pLoop->nOut--;
        if( pTerm->eOperator&(WO_EQ|WO_IS) ){
          Expr *pRight = pTerm->pExpr->pRight;

          testcase( pTerm->pExpr->op==TK_IS );
          if( sqlite3ExprIsInteger(pRight, &k) && k>=(-1) && k<=1 ){
            k = 10;
          }else{
            k = 20;
          }
          if( iReduce<k ) iReduce = k;
................................................................................
  rSize = pProbe->aiRowLogEst[0];
  rLogSize = estLog(rSize);
  for(; rc==SQLITE_OK && pTerm!=0; pTerm = whereScanNext(&scan)){
    u16 eOp = pTerm->eOperator;   /* Shorthand for pTerm->eOperator */
    LogEst rCostIdx;
    LogEst nOutUnadjusted;        /* nOut before IN() and WHERE adjustments */
    int nIn = 0;
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    int nRecValid = pBuilder->nRecValid;
#endif
    if( (eOp==WO_ISNULL || (pTerm->wtFlags&TERM_VNULL)!=0)
     && indexColumnNotNull(pProbe, saved_nEq)
    ){
      continue; /* ignore IS [NOT] NULL constraints on NOT NULL columns */
    }
................................................................................
        ** first such term in use, and sets nIn back to 0 if it is not. */
        for(i=0; i<pNew->nLTerm-1; i++){
          if( pNew->aLTerm[i] && pNew->aLTerm[i]->pExpr==pExpr ) nIn = 0;
        }
      }else if( ALWAYS(pExpr->x.pList && pExpr->x.pList->nExpr) ){
        /* "x IN (value, value, ...)" */
        nIn = sqlite3LogEst(pExpr->x.pList->nExpr);
        assert( nIn>0 );  /* RHS always has 2 or more terms...  The parser
                          ** changes "x IN (?)" into "x=?". */
      }
      if( pProbe->hasStat1 ){
        LogEst M, logK, safetyMargin;
        /* Let:
        **   N = the total number of rows in the table
        **   K = the number of entries on the RHS of the IN operator
        **   M = the number of rows in the table that match terms to the 
................................................................................
    /* At this point pNew->nOut is set to the number of rows expected to
    ** be visited by the index scan before considering term pTerm, or the
    ** values of nIn and nInMul. In other words, assuming that all 
    ** "x IN(...)" terms are replaced with "x = ?". This block updates
    ** the value of pNew->nOut to account for pTerm (but not nIn/nInMul).  */
    assert( pNew->nOut==saved_nOut );
    if( pNew->wsFlags & WHERE_COLUMN_RANGE ){
      /* Adjust nOut using stat3/stat4 data. Or, if there is no stat3/stat4
      ** data, using some other estimate.  */
      whereRangeScanEst(pParse, pBuilder, pBtm, pTop, pNew);
    }else{
      int nEq = ++pNew->u.btree.nEq;
      assert( eOp & (WO_ISNULL|WO_EQ|WO_IN|WO_IS) );

      assert( pNew->nOut==saved_nOut );
      if( pTerm->truthProb<=0 && pProbe->aiColumn[saved_nEq]>=0 ){
        assert( (eOp & WO_IN) || nIn==0 );
        testcase( eOp & WO_IN );
        pNew->nOut += pTerm->truthProb;
        pNew->nOut -= nIn;
      }else{
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
        tRowcnt nOut = 0;
        if( nInMul==0 
         && pProbe->nSample 
         && pNew->u.btree.nEq<=pProbe->nSampleCol
         && ((eOp & WO_IN)==0 || !ExprHasProperty(pTerm->pExpr, EP_xIsSelect))
         && OptimizationEnabled(db, SQLITE_Stat34)
        ){
          Expr *pExpr = pTerm->pExpr;
          if( (eOp & (WO_EQ|WO_ISNULL|WO_IS))!=0 ){
            testcase( eOp & WO_EQ );
            testcase( eOp & WO_IS );
            testcase( eOp & WO_ISNULL );
            rc = whereEqualScanEst(pParse, pBuilder, pExpr->pRight, &nOut);
................................................................................
      }
    }

    /* Set rCostIdx to the cost of visiting selected rows in index. Add
    ** it to pNew->rRun, which is currently set to the cost of the index
    ** seek only. Then, if this is a non-covering index, add the cost of
    ** visiting the rows in the main table.  */

    rCostIdx = pNew->nOut + 1 + (15*pProbe->szIdxRow)/pSrc->pTab->szTabRow;
    pNew->rRun = sqlite3LogEstAdd(rLogSize, rCostIdx);
    if( (pNew->wsFlags & (WHERE_IDX_ONLY|WHERE_IPK))==0 ){
      pNew->rRun = sqlite3LogEstAdd(pNew->rRun, pNew->nOut + 16);
    }
    ApplyCostMultiplier(pNew->rRun, pProbe->pTable->costMult);

................................................................................

    if( (pNew->wsFlags & WHERE_TOP_LIMIT)==0
     && pNew->u.btree.nEq<pProbe->nColumn
    ){
      whereLoopAddBtreeIndex(pBuilder, pSrc, pProbe, nInMul+nIn);
    }
    pNew->nOut = saved_nOut;
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    pBuilder->nRecValid = nRecValid;
#endif
  }
  pNew->prereq = saved_prereq;
  pNew->u.btree.nEq = saved_nEq;
  pNew->u.btree.nBtm = saved_nBtm;
  pNew->u.btree.nTop = saved_nTop;
................................................................................
  ExprList *pOB;
  ExprList *aColExpr;
  int ii, jj;

  if( pIndex->bUnordered ) return 0;
  if( (pOB = pBuilder->pWInfo->pOrderBy)==0 ) return 0;
  for(ii=0; ii<pOB->nExpr; ii++){
    Expr *pExpr = sqlite3ExprSkipCollate(pOB->a[ii].pExpr);
    if( pExpr->op==TK_COLUMN && pExpr->iTable==iCursor ){
      if( pExpr->iColumn<0 ) return 1;
      for(jj=0; jj<pIndex->nKeyCol; jj++){
        if( pExpr->iColumn==pIndex->aiColumn[jj] ) return 1;
      }
    }else if( (aColExpr = pIndex->aColExpr)!=0 ){
      for(jj=0; jj<pIndex->nKeyCol; jj++){
................................................................................
  Parse *pParse = pWC->pWInfo->pParse;
  while( pWhere->op==TK_AND ){
    if( !whereUsablePartialIndex(iTab,pWC,pWhere->pLeft) ) return 0;
    pWhere = pWhere->pRight;
  }
  if( pParse->db->flags & SQLITE_EnableQPSG ) pParse = 0;
  for(i=0, pTerm=pWC->a; i<pWC->nTerm; i++, pTerm++){


    Expr *pExpr = pTerm->pExpr;
    if( (!ExprHasProperty(pExpr, EP_FromJoin) || pExpr->iRightJoinTable==iTab)
     && sqlite3ExprImpliesExpr(pParse, pExpr, pWhere, iTab) 
    ){
      return 1;
    }
  }
  return 0;
................................................................................
    if( pBuilder->bldFlags==SQLITE_BLDF_INDEXED ){
      /* If a non-unique index is used, or if a prefix of the key for
      ** unique index is used (making the index functionally non-unique)
      ** then the sqlite_stat1 data becomes important for scoring the
      ** plan */
      pTab->tabFlags |= TF_StatsUsed;
    }
#ifdef SQLITE_ENABLE_STAT3_OR_STAT4
    sqlite3Stat4ProbeFree(pBuilder->pRec);
    pBuilder->nRecValid = 0;
    pBuilder->pRec = 0;
#endif
  }
  return rc;
}
................................................................................
      if( wctrlFlags & WHERE_ORDERBY_LIMIT ) continue;
    }else{
      pLoop = pLast;
    }
    if( pLoop->wsFlags & WHERE_VIRTUALTABLE ){
      if( pLoop->u.vtab.isOrdered ) obSat = obDone;
      break;
    }else{
      pLoop->u.btree.nIdxCol = 0;
    }
    iCur = pWInfo->pTabList->a[pLoop->iTab].iCursor;

    /* Mark off any ORDER BY term X that is a column in the table of
    ** the current loop for which there is term in the WHERE
    ** clause of the form X IS NULL or X=? that reference only outer
    ** loops.
    */
    for(i=0; i<nOrderBy; i++){
      if( MASKBIT(i) & obSat ) continue;
      pOBExpr = sqlite3ExprSkipCollate(pOrderBy->a[i].pExpr);
      if( pOBExpr->op!=TK_COLUMN ) continue;
      if( pOBExpr->iTable!=iCur ) continue;
      pTerm = sqlite3WhereFindTerm(&pWInfo->sWC, iCur, pOBExpr->iColumn,
                       ~ready, eqOpMask, 0);
      if( pTerm==0 ) continue;
      if( pTerm->eOperator==WO_IN ){
        /* IN terms are only valid for sorting in the ORDER BY LIMIT 
................................................................................
        return 0;
      }else{
        nKeyCol = pIndex->nKeyCol;
        nColumn = pIndex->nColumn;
        assert( nColumn==nKeyCol+1 || !HasRowid(pIndex->pTable) );
        assert( pIndex->aiColumn[nColumn-1]==XN_ROWID
                          || !HasRowid(pIndex->pTable));
        isOrderDistinct = IsUniqueIndex(pIndex);

      }

      /* Loop through all columns of the index and deal with the ones
      ** that are not constrained by == or IN.
      */
      rev = revSet = 0;
      distinctColumns = 0;
................................................................................
        assert( j>=pLoop->u.btree.nEq 
            || (pLoop->aLTerm[j]==0)==(j<pLoop->nSkip)
        );
        if( j<pLoop->u.btree.nEq && j>=pLoop->nSkip ){
          u16 eOp = pLoop->aLTerm[j]->eOperator;

          /* Skip over == and IS and ISNULL terms.  (Also skip IN terms when
          ** doing WHERE_ORDERBY_LIMIT processing). 



          **
          ** If the current term is a column of an ((?,?) IN (SELECT...)) 
          ** expression for which the SELECT returns more than one column,
          ** check that it is the only column used by this loop. Otherwise,
          ** if it is one of two or more, none of the columns can be
          ** considered to match an ORDER BY term.  */

          if( (eOp & eqOpMask)!=0 ){

            if( eOp & WO_ISNULL ){

              testcase( isOrderDistinct );
              isOrderDistinct = 0;
            }
            continue;  
          }else if( ALWAYS(eOp & WO_IN) ){
            /* ALWAYS() justification: eOp is an equality operator due to the
            ** j<pLoop->u.btree.nEq constraint above.  Any equality other
................................................................................
        }

        /* Get the column number in the table (iColumn) and sort order
        ** (revIdx) for the j-th column of the index.
        */
        if( pIndex ){
          iColumn = pIndex->aiColumn[j];
          revIdx = pIndex->aSortOrder[j];
          if( iColumn==pIndex->pTable->iPKey ) iColumn = XN_ROWID;
        }else{
          iColumn = XN_ROWID;
          revIdx = 0;
        }

        /* An unconstrained column that might be NULL means that this
................................................................................

        /* Find the ORDER BY term that corresponds to the j-th column
        ** of the index and mark that ORDER BY term off 
        */
        isMatch = 0;
        for(i=0; bOnce && i<nOrderBy; i++){
          if( MASKBIT(i) & obSat ) continue;
          pOBExpr = sqlite3ExprSkipCollate(pOrderBy->a[i].pExpr);
          testcase( wctrlFlags & WHERE_GROUPBY );
          testcase( wctrlFlags & WHERE_DISTINCTBY );
          if( (wctrlFlags & (WHERE_GROUPBY|WHERE_DISTINCTBY))==0 ) bOnce = 0;
          if( iColumn>=XN_ROWID ){
            if( pOBExpr->op!=TK_COLUMN ) continue;
            if( pOBExpr->iTable!=iCur ) continue;
            if( pOBExpr->iColumn!=iColumn ) continue;
................................................................................
              continue;
            }
          }
          if( iColumn!=XN_ROWID ){
            pColl = sqlite3ExprNNCollSeq(pWInfo->pParse, pOrderBy->a[i].pExpr);
            if( sqlite3StrICmp(pColl->zName, pIndex->azColl[j])!=0 ) continue;
          }

          pLoop->u.btree.nIdxCol = j+1;

          isMatch = 1;
          break;
        }
        if( isMatch && (wctrlFlags & WHERE_GROUPBY)==0 ){
          /* Make sure the sort order is compatible in an ORDER BY clause.
          ** Sort order is irrelevant for a GROUP BY clause. */
          if( revSet ){
            if( (rev ^ revIdx)!=pOrderBy->a[i].sortOrder ) isMatch = 0;


          }else{
            rev = revIdx ^ pOrderBy->a[i].sortOrder;
            if( rev ) *pRevMask |= MASKBIT(iLoop);
            revSet = 1;
          }







        }
        if( isMatch ){
          if( iColumn==XN_ROWID ){
            testcase( distinctColumns==0 );
            distinctColumns = 1;
          }
          obSat |= MASKBIT(i);
................................................................................
#if defined(WHERETRACE_ENABLED)
  if( sqlite3WhereTrace & 0xffff ){
    sqlite3DebugPrintf("*** Optimizer Start *** (wctrlFlags: 0x%x",wctrlFlags);
    if( wctrlFlags & WHERE_USE_LIMIT ){
      sqlite3DebugPrintf(", limit: %d", iAuxArg);
    }
    sqlite3DebugPrintf(")\n");










  }
  if( sqlite3WhereTrace & 0x100 ){ /* Display all terms of the WHERE clause */
    sqlite3WhereClausePrint(sWLB.pWC);
  }
#endif

  if( nTabList!=1 || whereShortCut(&sWLB)==0 ){
................................................................................
      assert( pIx->pSchema==pTab->pSchema );
      assert( iIndexCur>=0 );
      if( op ){
        sqlite3VdbeAddOp3(v, op, iIndexCur, pIx->tnum, iDb);
        sqlite3VdbeSetP4KeyInfo(pParse, pIx);
        if( (pLoop->wsFlags & WHERE_CONSTRAINT)!=0
         && (pLoop->wsFlags & (WHERE_COLUMN_RANGE|WHERE_SKIPSCAN))==0

         && (pWInfo->wctrlFlags&WHERE_ORDERBY_MIN)==0
         && pWInfo->eDistinct!=WHERE_DISTINCT_ORDERED
        ){
          sqlite3VdbeChangeP5(v, OPFLAG_SEEKEQ); /* Hint to COMDB2 */
        }
        VdbeComment((v, "%s", pIx->zName));
#ifdef SQLITE_ENABLE_COLUMN_USED_MASK
................................................................................
      int addrSeek = 0;
      Index *pIdx;
      int n;
      if( pWInfo->eDistinct==WHERE_DISTINCT_ORDERED
       && i==pWInfo->nLevel-1  /* Ticket [ef9318757b152e3] 2017-10-21 */
       && (pLoop->wsFlags & WHERE_INDEXED)!=0
       && (pIdx = pLoop->u.btree.pIndex)->hasStat1
       && (n = pLoop->u.btree.nIdxCol)>0
       && pIdx->aiRowLogEst[n]>=36
      ){
        int r1 = pParse->nMem+1;
        int j, op;
        for(j=0; j<n; j++){
          sqlite3VdbeAddOp3(v, OP_Column, pLevel->iIdxCur, j, r1+j);
        }
................................................................................
      sqlite3VdbeResolveLabel(v, pLevel->addrCont);
      sqlite3VdbeAddOp3(v, pLevel->op, pLevel->p1, pLevel->p2, pLevel->p3);
      sqlite3VdbeChangeP5(v, pLevel->p5);
      VdbeCoverage(v);
      VdbeCoverageIf(v, pLevel->op==OP_Next);
      VdbeCoverageIf(v, pLevel->op==OP_Prev);
      VdbeCoverageIf(v, pLevel->op==OP_VNext);





#ifndef SQLITE_DISABLE_SKIPAHEAD_DISTINCT
      if( addrSeek ) sqlite3VdbeJumpHere(v, addrSeek);
#endif
    }else{
      sqlite3VdbeResolveLabel(v, pLevel->addrCont);
    }
    if( pLoop->wsFlags & WHERE_IN_ABLE && pLevel->u.in.nIn>0 ){
................................................................................
** Callback function used by selectWindowRewriteEList(). If necessary,
** this function appends to the output expression-list and updates 
** expression (*ppExpr) in place.
*/
static int selectWindowRewriteExprCb(Walker *pWalker, Expr *pExpr){
  struct WindowRewrite *p = pWalker->u.pRewrite;
  Parse *pParse = pWalker->pParse;



  /* If this function is being called from within a scalar sub-select
  ** that used by the SELECT statement being processed, only process
  ** TK_COLUMN expressions that refer to it (the outer SELECT). Do
  ** not process aggregates or window functions at all, as they belong
  ** to the scalar sub-select.  */
  if( p->pSubSelect ){
................................................................................
  ExprList *pEList,               /* Rewrite expressions in this list */
  Table *pTab,
  ExprList **ppSub                /* IN/OUT: Sub-select expression-list */
){
  Walker sWalker;
  WindowRewrite sRewrite;


  memset(&sWalker, 0, sizeof(Walker));
  memset(&sRewrite, 0, sizeof(WindowRewrite));

  sRewrite.pSub = *ppSub;
  sRewrite.pWin = pWin;
  sRewrite.pSrc = pSrc;
  sRewrite.pTab = pTab;
................................................................................
    for(i=0; i<pAppend->nExpr; i++){
      Expr *pDup = sqlite3ExprDup(pParse->db, pAppend->a[i].pExpr, 0);
      if( bIntToNull && pDup && pDup->op==TK_INTEGER ){
        pDup->op = TK_NULL;
        pDup->flags &= ~(EP_IntValue|EP_IsTrue|EP_IsFalse);
      }
      pList = sqlite3ExprListAppend(pParse, pList, pDup);
      if( pList ) pList->a[nInit+i].sortOrder = pAppend->a[i].sortOrder;
    }
  }
  return pList;
}

/*
** If the SELECT statement passed as the second argument does not invoke
................................................................................
    p->selFlags &= ~SF_Aggregate;

    /* Create the ORDER BY clause for the sub-select. This is the concatenation
    ** of the window PARTITION and ORDER BY clauses. Then, if this makes it
    ** redundant, remove the ORDER BY from the parent SELECT.  */
    pSort = sqlite3ExprListDup(db, pMWin->pPartition, 0);
    pSort = exprListAppendList(pParse, pSort, pMWin->pOrderBy, 1);
    if( pSort && p->pOrderBy ){


      if( sqlite3ExprListCompare(pSort, p->pOrderBy, -1)==0 ){
        sqlite3ExprListDelete(db, p->pOrderBy);
        p->pOrderBy = 0;
      }

    }

    /* Assign a cursor number for the ephemeral table used to buffer rows.
    ** The OpenEphemeral instruction is coded later, after it is known how
    ** many columns the table will have.  */
    pMWin->iEphCsr = pParse->nTab++;
    pParse->nTab += 3;
................................................................................
    pSublist = exprListAppendList(pParse, pSublist, pMWin->pOrderBy, 0);

    /* Append the arguments passed to each window function to the
    ** sub-select expression list. Also allocate two registers for each
    ** window function - one for the accumulator, another for interim
    ** results.  */
    for(pWin=pMWin; pWin; pWin=pWin->pNextWin){



      pWin->iArgCol = (pSublist ? pSublist->nExpr : 0);



      pSublist = exprListAppendList(pParse, pSublist, pWin->pOwner->x.pList, 0);

      if( pWin->pFilter ){
        Expr *pFilter = sqlite3ExprDup(db, pWin->pFilter, 0);
        pSublist = sqlite3ExprListAppend(pParse, pSublist, pFilter);
      }
      pWin->regAccum = ++pParse->nMem;
      pWin->regResult = ++pParse->nMem;
      sqlite3VdbeAddOp2(v, OP_Null, 0, pWin->regAccum);
................................................................................
    ** function accepts zero arguments, and there are no other columns
    ** selected (e.g. "SELECT row_number() OVER () FROM t1"), it is possible
    ** that pSublist is still NULL here. Add a constant expression here to 
    ** keep everything legal in this case. 
    */
    if( pSublist==0 ){
      pSublist = sqlite3ExprListAppend(pParse, 0, 
          sqlite3ExprAlloc(db, TK_INTEGER, &sqlite3IntTokens[0], 0)
      );
    }

    pSub = sqlite3SelectNew(
        pParse, pSublist, pSrc, pWhere, pGroupBy, pHaving, pSort, 0, 0
    );
    p->pSrc = sqlite3SrcListAppend(pParse, 0, 0, 0);
    if( p->pSrc ){
      Table *pTab2;
      p->pSrc->a[0].pSelect = pSub;
      sqlite3SrcListAssignCursors(pParse, p->pSrc);
      pSub->selFlags |= SF_Expanded;
      pTab2 = sqlite3ResultSetOfSelect(pParse, pSub);
      if( pTab2==0 ){
        rc = SQLITE_NOMEM;
      }else{
        memcpy(pTab, pTab2, sizeof(Table));
        pTab->tabFlags |= TF_Ephemeral;
        p->pSrc->a[0].pTab = pTab;
        pTab = pTab2;
................................................................................
    }
    if( db->mallocFailed ) rc = SQLITE_NOMEM;
    sqlite3DbFree(db, pTab);
  }

  return rc;
}













/*
** Free the Window object passed as the second argument.
*/
SQLITE_PRIVATE void sqlite3WindowDelete(sqlite3 *db, Window *p){
  if( p ){

    sqlite3ExprDelete(db, p->pFilter);
    sqlite3ExprListDelete(db, p->pPartition);
    sqlite3ExprListDelete(db, p->pOrderBy);
    sqlite3ExprDelete(db, p->pEnd);
    sqlite3ExprDelete(db, p->pStart);
    sqlite3DbFree(db, p->zName);
    sqlite3DbFree(db, p->zBase);
................................................................................

/*
** Attach window object pWin to expression p.
*/
SQLITE_PRIVATE void sqlite3WindowAttach(Parse *pParse, Expr *p, Window *pWin){
  if( p ){
    assert( p->op==TK_FUNCTION );
    /* This routine is only called for the parser.  If pWin was not
    ** allocated due to an OOM, then the parser would fail before ever
    ** invoking this routine */
    if( ALWAYS(pWin) ){
      p->y.pWin = pWin;
      ExprSetProperty(p, EP_WinFunc);
      pWin->pOwner = p;
      if( p->flags & EP_Distinct ){
        sqlite3ErrorMsg(pParse,
           "DISTINCT is not supported for window functions");
      }

    }
  }else{
    sqlite3WindowDelete(pParse->db, pWin);
  }
}




















/*
** Return 0 if the two window objects are identical, or non-zero otherwise.
** Identical window objects can be processed in a single scan.
*/
SQLITE_PRIVATE int sqlite3WindowCompare(Parse *pParse, Window *p1, Window *p2){
  if( p1->eFrmType!=p2->eFrmType ) return 1;
  if( p1->eStart!=p2->eStart ) return 1;
  if( p1->eEnd!=p2->eEnd ) return 1;
  if( p1->eExclude!=p2->eExclude ) return 1;
  if( sqlite3ExprCompare(pParse, p1->pStart, p2->pStart, -1) ) return 1;
  if( sqlite3ExprCompare(pParse, p1->pEnd, p2->pEnd, -1) ) return 1;
  if( sqlite3ExprListCompare(p1->pPartition, p2->pPartition, -1) ) return 1;
  if( sqlite3ExprListCompare(p1->pOrderBy, p2->pOrderBy, -1) ) return 1;



  return 0;
}


/*
** This is called by code in select.c before it calls sqlite3WhereBegin()
** to begin iterating through the sub-query results. It is used to allocate
................................................................................
      */
      ExprList *pList = pWin->pOwner->x.pList;
      KeyInfo *pKeyInfo = sqlite3KeyInfoFromExprList(pParse, pList, 0, 0);
      pWin->csrApp = pParse->nTab++;
      pWin->regApp = pParse->nMem+1;
      pParse->nMem += 3;
      if( pKeyInfo && pWin->pFunc->zName[1]=='i' ){
        assert( pKeyInfo->aSortOrder[0]==0 );
        pKeyInfo->aSortOrder[0] = 1;
      }
      sqlite3VdbeAddOp2(v, OP_OpenEphemeral, pWin->csrApp, 2);
      sqlite3VdbeAppendP4(v, pKeyInfo, P4_KEYINFO);
      sqlite3VdbeAddOp2(v, OP_Integer, 0, pWin->regApp+1);
    }
    else if( p->zName==nth_valueName || p->zName==first_valueName ){
      /* Allocate two registers at pWin->regApp. These will be used to
................................................................................
** Return the number of arguments passed to the window-function associated
** with the object passed as the only argument to this function.
*/
static int windowArgCount(Window *pWin){
  ExprList *pList = pWin->pOwner->x.pList;
  return (pList ? pList->nExpr : 0);
}







































































































/*
** Generate VM code to invoke either xStep() (if bInverse is 0) or 
** xInverse (if bInverse is non-zero) for each window function in the 
** linked list starting at pMWin. Or, for built-in window functions
** that do not use the standard function API, generate the required
** inline VM code.
................................................................................
** Or, if csr is less than zero, then the array of registers at reg is
** already populated with all columns from the current row of the sub-query.
**
** If argument regPartSize is non-zero, then it is a register containing the
** number of rows in the current partition.
*/
static void windowAggStep(
  Parse *pParse, 
  Window *pMWin,                  /* Linked list of window functions */
  int csr,                        /* Read arguments from this cursor */
  int bInverse,                   /* True to invoke xInverse instead of xStep */
  int reg                         /* Array of registers */
){

  Vdbe *v = sqlite3GetVdbe(pParse);
  Window *pWin;
  for(pWin=pMWin; pWin; pWin=pWin->pNextWin){
    FuncDef *pFunc = pWin->pFunc;
    int regArg;
    int nArg = windowArgCount(pWin);
    int i;







    for(i=0; i<nArg; i++){
      if( i!=1 || pFunc->zName!=nth_valueName ){
        sqlite3VdbeAddOp3(v, OP_Column, csr, pWin->iArgCol+i, reg+i);
      }else{
        sqlite3VdbeAddOp3(v, OP_Column, pMWin->iEphCsr, pWin->iArgCol+i, reg+i);
      }
    }
................................................................................
      );
      assert( bInverse==0 || bInverse==1 );
      sqlite3VdbeAddOp2(v, OP_AddImm, pWin->regApp+1-bInverse, 1);
    }else if( pFunc->xSFunc!=noopStepFunc ){
      int addrIf = 0;
      if( pWin->pFilter ){
        int regTmp;
        assert( nArg==0 || nArg==pWin->pOwner->x.pList->nExpr );
        assert( nArg || pWin->pOwner->x.pList==0 );
        regTmp = sqlite3GetTempReg(pParse);
        sqlite3VdbeAddOp3(v, OP_Column, csr, pWin->iArgCol+nArg,regTmp);
        addrIf = sqlite3VdbeAddOp3(v, OP_IfNot, regTmp, 0, 1);
        VdbeCoverage(v);
        sqlite3ReleaseTempReg(pParse, regTmp);
      }
















      if( pFunc->funcFlags & SQLITE_FUNC_NEEDCOLL ){
        CollSeq *pColl;
        assert( nArg>0 );
        pColl = sqlite3ExprNNCollSeq(pParse, pWin->pOwner->x.pList->a[0].pExpr);
        sqlite3VdbeAddOp4(v, OP_CollSeq, 0,0,0, (const char*)pColl, P4_COLLSEQ);
      }
      sqlite3VdbeAddOp3(v, bInverse? OP_AggInverse : OP_AggStep, 
                        bInverse, regArg, pWin->regAccum);
      sqlite3VdbeAppendP4(v, pFunc, P4_FUNCDEF);
      sqlite3VdbeChangeP5(v, (u8)nArg);



      if( addrIf ) sqlite3VdbeJumpHere(v, addrIf);
    }
  }
}

typedef struct WindowCodeArg WindowCodeArg;
typedef struct WindowCsrAndReg WindowCsrAndReg;
struct WindowCsrAndReg {
  int csr;
  int reg;
};

struct WindowCodeArg {
  Parse *pParse;
  Window *pMWin;
  Vdbe *pVdbe;
  int regGosub;
  int addrGosub;
  int regArg;
  int eDelete;

  WindowCsrAndReg start;
  WindowCsrAndReg current;
  WindowCsrAndReg end;
};

/*
** Values that may be passed as the second argument to windowCodeOp().
*/
#define WINDOW_RETURN_ROW 1
#define WINDOW_AGGINVERSE 2
#define WINDOW_AGGSTEP    3

/*
** Generate VM code to read the window frames peer values from cursor csr into
** an array of registers starting at reg.
*/
static void windowReadPeerValues(
  WindowCodeArg *p,
  int csr,
  int reg
){
  Window *pMWin = p->pMWin;
  ExprList *pOrderBy = pMWin->pOrderBy;
  if( pOrderBy ){
    Vdbe *v = sqlite3GetVdbe(p->pParse);
    ExprList *pPart = pMWin->pPartition;
    int iColOff = pMWin->nBufferCol + (pPart ? pPart->nExpr : 0);
    int i;
    for(i=0; i<pOrderBy->nExpr; i++){
      sqlite3VdbeAddOp3(v, OP_Column, csr, iColOff+i, reg+i);
    }
  }
}

/*
** Generate VM code to invoke either xValue() (bFin==0) or xFinalize()
** (bFin==1) for each window function in the linked list starting at
** pMWin. Or, for built-in window-functions that do not use the standard
** API, generate the equivalent VM code.
*/
static void windowAggFinal(WindowCodeArg *p, int bFin){
................................................................................
  int regRowid = 0;               /* AggStep rowid value */
  int regPeer = 0;                /* AggStep peer values */

  int nPeer;
  int lblNext;
  int lblBrk;
  int addrNext;
  int csr = pMWin->csrApp;





  nPeer = (pMWin->pOrderBy ? pMWin->pOrderBy->nExpr : 0);

  lblNext = sqlite3VdbeMakeLabel(pParse);
  lblBrk = sqlite3VdbeMakeLabel(pParse);

  regCRowid = sqlite3GetTempReg(pParse);
  regRowid = sqlite3GetTempReg(pParse);
................................................................................
      VdbeCoverageEqNe(v);
    }else{
      sqlite3VdbeAddOp2(v, OP_Goto, 0, lblNext);
    }
    if( addrEq ) sqlite3VdbeJumpHere(v, addrEq);
  }

  windowAggStep(pParse, pMWin, csr, 0, p->regArg);

  sqlite3VdbeResolveLabel(v, lblNext);
  sqlite3VdbeAddOp2(v, OP_Next, csr, addrNext);
  VdbeCoverage(v);
  sqlite3VdbeJumpHere(v, addrNext-1);
  sqlite3VdbeJumpHere(v, addrNext+1);
  sqlite3ReleaseTempReg(pParse, regRowid);
................................................................................
  sqlite3ReleaseTempReg(pParse, regCRowid);
  if( nPeer ){
    sqlite3ReleaseTempRange(pParse, regPeer, nPeer);
    sqlite3ReleaseTempRange(pParse, regCPeer, nPeer);
  }

  windowAggFinal(p, 1);

}

/*
** Invoke the sub-routine at regGosub (generated by code in select.c) to
** return the current row of Window.iEphCsr. If all window functions are
** aggregate window functions that use the standard API, a single
** OP_Gosub instruction is all that this routine generates. Extra VM code
................................................................................
    sqlite3VdbeAddOp2(v, OP_Goto, 0, addr);
  }
}

/*
** This function is called as part of generating VM programs for RANGE
** offset PRECEDING/FOLLOWING frame boundaries. Assuming "ASC" order for
** the ORDER BY term in the window, it generates code equivalent to:

**
**   if( csr1.peerVal + regVal >= csr2.peerVal ) goto lbl;
**











** A special type of arithmetic is used such that if csr.peerVal is not
** a numeric type (real or integer), then the result of the addition is
** a copy of csr1.peerVal.
*/
static void windowCodeRangeTest(
  WindowCodeArg *p, 
  int op,                          /* OP_Ge or OP_Gt */
  int csr1, 
  int regVal, 
  int csr2,
  int lbl




){
  Parse *pParse = p->pParse;
  Vdbe *v = sqlite3GetVdbe(pParse);
  int reg1 = sqlite3GetTempReg(pParse);
  int reg2 = sqlite3GetTempReg(pParse);
  int arith = OP_Add;
  int addrGe;

  int regString = ++pParse->nMem;

  assert( op==OP_Ge || op==OP_Gt || op==OP_Le );
  assert( p->pMWin->pOrderBy && p->pMWin->pOrderBy->nExpr==1 );
  if( p->pMWin->pOrderBy->a[0].sortOrder ){
    switch( op ){
      case OP_Ge: op = OP_Le; break;
      case OP_Gt: op = OP_Lt; break;
      default: assert( op==OP_Le ); op = OP_Ge; break;
    }
    arith = OP_Subtract;
  }


  windowReadPeerValues(p, csr1, reg1);
  windowReadPeerValues(p, csr2, reg2);

  /* Check if the peer value for csr1 value is a text or blob by comparing
  ** it to the smallest possible string - ''. If it is, jump over the
  ** OP_Add or OP_Subtract operation and proceed directly to the comparison. */















  sqlite3VdbeAddOp4(v, OP_String8, 0, regString, 0, "", P4_STATIC);
  addrGe = sqlite3VdbeAddOp3(v, OP_Ge, regString, 0, reg1);
  VdbeCoverage(v);
  sqlite3VdbeAddOp3(v, arith, regVal, reg1, reg1);
  sqlite3VdbeJumpHere(v, addrGe);


















































  sqlite3VdbeAddOp3(v, op, reg2, lbl, reg1); VdbeCoverage(v);
  sqlite3VdbeChangeP5(v, SQLITE_NULLEQ);

  assert( op==OP_Ge || op==OP_Gt || op==OP_Lt || op==OP_Le );
  testcase(op==OP_Ge); VdbeCoverageIf(v, op==OP_Ge);
  testcase(op==OP_Lt); VdbeCoverageIf(v, op==OP_Lt);
  testcase(op==OP_Le); VdbeCoverageIf(v, op==OP_Le);
  testcase(op==OP_Gt); VdbeCoverageIf(v, op==OP_Gt);

  sqlite3ReleaseTempReg(pParse, reg1);
  sqlite3ReleaseTempReg(pParse, reg2);


}

/*
** Helper function for sqlite3WindowCodeStep(). Each call to this function
** generates VM code for a single RETURN_ROW, AGGSTEP or AGGINVERSE 
** operation. Refer to the header comment for sqlite3WindowCodeStep() for
** details.
................................................................................
 int jumpOnEof                    /* Jump here if stepped cursor reaches EOF */
){
  int csr, reg;
  Parse *pParse = p->pParse;
  Window *pMWin = p->pMWin;
  int ret = 0;
  Vdbe *v = p->pVdbe;
  int addrIf = 0; 
  int addrContinue = 0;
  int addrGoto = 0;
  int bPeer = (pMWin->eFrmType!=TK_ROWS);

  int lblDone = sqlite3VdbeMakeLabel(pParse);
  int addrNextRange = 0;

  /* Special case - WINDOW_AGGINVERSE is always a no-op if the frame
  ** starts with UNBOUNDED PRECEDING. */
................................................................................
        }
      }else{
        windowCodeRangeTest(
            p, OP_Gt, p->end.csr, regCountdown, p->current.csr, lblDone
        );
      }
    }else{
      addrIf = sqlite3VdbeAddOp3(v, OP_IfPos, regCountdown, 0, 1);
      VdbeCoverage(v);
    }
  }

  if( op==WINDOW_RETURN_ROW && pMWin->regStartRowid==0 ){
    windowAggFinal(p, 0);
  }
  addrContinue = sqlite3VdbeCurrentAddr(v);



















  switch( op ){
    case WINDOW_RETURN_ROW:
      csr = p->current.csr;
      reg = p->current.reg;
      windowReturnOneRow(p);
      break;

................................................................................
    case WINDOW_AGGINVERSE:
      csr = p->start.csr;
      reg = p->start.reg;
      if( pMWin->regStartRowid ){
        assert( pMWin->regEndRowid );
        sqlite3VdbeAddOp2(v, OP_AddImm, pMWin->regStartRowid, 1);
      }else{
        windowAggStep(pParse, pMWin, csr, 1, p->regArg);
      }
      break;

    default:
      assert( op==WINDOW_AGGSTEP );
      csr = p->end.csr;
      reg = p->end.reg;
      if( pMWin->regStartRowid ){
        assert( pMWin->regEndRowid );
        sqlite3VdbeAddOp2(v, OP_AddImm, pMWin->regEndRowid, 1);
      }else{
        windowAggStep(pParse, pMWin, csr, 0, p->regArg);
      }
      break;
  }

  if( op==p->eDelete ){
    sqlite3VdbeAddOp1(v, OP_Delete, csr);
    sqlite3VdbeChangeP5(v, OPFLAG_SAVEPOSITION);
................................................................................
    sqlite3VdbeAddOp2(v, OP_Next, csr, sqlite3VdbeCurrentAddr(v)+2);
    VdbeCoverage(v);
    ret = sqlite3VdbeAddOp0(v, OP_Goto);
  }else{
    sqlite3VdbeAddOp2(v, OP_Next, csr, sqlite3VdbeCurrentAddr(v)+1+bPeer);
    VdbeCoverage(v);
    if( bPeer ){
      addrGoto = sqlite3VdbeAddOp0(v, OP_Goto);
    }
  }

  if( bPeer ){
    int nReg = (pMWin->pOrderBy ? pMWin->pOrderBy->nExpr : 0);
    int regTmp = (nReg ? sqlite3GetTempRange(pParse, nReg) : 0);
    windowReadPeerValues(p, csr, regTmp);
................................................................................
    sqlite3ReleaseTempRange(pParse, regTmp, nReg);
  }

  if( addrNextRange ){
    sqlite3VdbeAddOp2(v, OP_Goto, 0, addrNextRange);
  }
  sqlite3VdbeResolveLabel(v, lblDone);
  if( addrGoto ) sqlite3VdbeJumpHere(v, addrGoto);
  if( addrIf ) sqlite3VdbeJumpHere(v, addrIf);
  return ret;
}


/*
** Allocate and return a duplicate of the Window object indicated by the
** third argument. Set the Window.pOwner field of the new object to
................................................................................
*/
SQLITE_PRIVATE Window *sqlite3WindowDup(sqlite3 *db, Expr *pOwner, Window *p){
  Window *pNew = 0;
  if( ALWAYS(p) ){
    pNew = sqlite3DbMallocZero(db, sizeof(Window));
    if( pNew ){
      pNew->zName = sqlite3DbStrDup(db, p->zName);

      pNew->pFilter = sqlite3ExprDup(db, p->pFilter, 0);
      pNew->pFunc = p->pFunc;
      pNew->pPartition = sqlite3ExprListDup(db, p->pPartition, 0);
      pNew->pOrderBy = sqlite3ExprListDup(db, p->pOrderBy, 0);
      pNew->eFrmType = p->eFrmType;
      pNew->eEnd = p->eEnd;
      pNew->eStart = p->eStart;
      pNew->eExclude = p->eExclude;

      pNew->pStart = sqlite3ExprDup(db, p->pStart, 0);
      pNew->pEnd = sqlite3ExprDup(db, p->pEnd, 0);
      pNew->pOwner = pOwner;

    }
  }
  return pNew;
}

/*
** Return a copy of the linked list of Window objects passed as the
................................................................................
**       }
**       Insert new row into eph table.
**       if( first row of partition ){
**         Rewind(csrEnd) ; Rewind(csrStart) ; Rewind(csrCurrent)
**         regEnd = <expr2>
**         regStart = <expr1>
**       }else{
**         if( (csrEnd.key + regEnd) <= csrCurrent.key ){
**           AGGSTEP
**         }
**         while( (csrStart.key + regStart) < csrCurrent.key ){
**           AGGINVERSE
**         }
**         RETURN_ROW
**       }
................................................................................
  int csrInput = p->pSrc->a[0].iCursor;     /* Cursor of sub-select */
  int nInput = p->pSrc->a[0].pTab->nCol;    /* Number of cols returned by sub */
  int iInput;                               /* To iterate through sub cols */
  int addrNe;                     /* Address of OP_Ne */
  int addrGosubFlush = 0;         /* Address of OP_Gosub to flush: */
  int addrInteger = 0;            /* Address of OP_Integer */
  int addrEmpty;                  /* Address of OP_Rewind in flush: */
  int regStart = 0;               /* Value of <expr> PRECEDING */
  int regEnd = 0;                 /* Value of <expr> FOLLOWING */
  int regNew;                     /* Array of registers holding new input row */
  int regRecord;                  /* regNew array in record form */
  int regRowid;                   /* Rowid for regRecord in eph table */
  int regNewPeer = 0;             /* Peer values for new row (part of regNew) */
  int regPeer = 0;                /* Peer values for current row */
  int regFlushPart = 0;           /* Register for "Gosub flush_partition" */
  WindowCodeArg s;                /* Context object for sub-routines */
  int lblWhereEnd;                /* Label just before sqlite3WhereEnd() code */



  assert( pMWin->eStart==TK_PRECEDING || pMWin->eStart==TK_CURRENT 
       || pMWin->eStart==TK_FOLLOWING || pMWin->eStart==TK_UNBOUNDED 
  );
  assert( pMWin->eEnd==TK_FOLLOWING || pMWin->eEnd==TK_CURRENT 
       || pMWin->eEnd==TK_UNBOUNDED || pMWin->eEnd==TK_PRECEDING 
  );
................................................................................
  VdbeCoverageNeverNull(v);

  /* This block is run for the first row of each partition */
  s.regArg = windowInitAccum(pParse, pMWin);

  if( regStart ){
    sqlite3ExprCode(pParse, pMWin->pStart, regStart);
    windowCheckValue(pParse, regStart, 0 + (pMWin->eFrmType==TK_RANGE ? 3 : 0));
  }
  if( regEnd ){
    sqlite3ExprCode(pParse, pMWin->pEnd, regEnd);
    windowCheckValue(pParse, regEnd, 1 + (pMWin->eFrmType==TK_RANGE ? 3 : 0));
  }

  if( pMWin->eStart==pMWin->eEnd && regStart ){
    int op = ((pMWin->eStart==TK_FOLLOWING) ? OP_Ge : OP_Le);
    int addrGe = sqlite3VdbeAddOp3(v, op, regStart, 0, regEnd);
    VdbeCoverageNeverNullIf(v, op==OP_Ge); /* NeverNull because bound <expr> */
    VdbeCoverageNeverNullIf(v, op==OP_Le); /*   values previously checked */
    windowAggFinal(&s, 0);
    sqlite3VdbeAddOp2(v, OP_Rewind, s.current.csr, 1);
    VdbeCoverageNeverTaken(v);
................................................................................

  /*
  ** For a compound SELECT statement, make sure p->pPrior->pNext==p for
  ** all elements in the list.  And make sure list length does not exceed
  ** SQLITE_LIMIT_COMPOUND_SELECT.
  */
  static void parserDoubleLinkSelect(Parse *pParse, Select *p){

    if( p->pPrior ){
      Select *pNext = 0, *pLoop;
      int mxSelect, cnt = 0;
      for(pLoop=p; pLoop; pNext=pLoop, pLoop=pLoop->pPrior, cnt++){
        pLoop->pNext = pNext;
        pLoop->selFlags |= SF_Compound;
      }
................................................................................
  ** that created the expression.
  */
  static Expr *tokenExpr(Parse *pParse, int op, Token t){
    Expr *p = sqlite3DbMallocRawNN(pParse->db, sizeof(Expr)+t.n+1);
    if( p ){
      /* memset(p, 0, sizeof(Expr)); */
      p->op = (u8)op;
      p->affinity = 0;
      p->flags = EP_Leaf;
      p->iAgg = -1;
      p->pLeft = p->pRight = 0;
      p->x.pList = 0;
      p->pAggInfo = 0;
      p->y.pTab = 0;
      p->op2 = 0;
................................................................................
**    YY_MAX_REDUCE      Maximum value for reduce actions
*/
#ifndef INTERFACE
# define INTERFACE 1
#endif
/************* Begin control #defines *****************************************/
#define YYCODETYPE unsigned short int
#define YYNOCODE 302
#define YYACTIONTYPE unsigned short int
#define YYWILDCARD 95
#define sqlite3ParserTOKENTYPE Token
typedef union {
  int yyinit;
  sqlite3ParserTOKENTYPE yy0;
  TriggerStep* yy11;
  IdList* yy76;
  ExprList* yy94;
  Upsert* yy95;
  int yy100;
  Expr* yy102;
  struct {int value; int mask;} yy199;

  u8 yy218;


  With* yy243;
  struct TrigEvent yy298;
  Window* yy379;
  struct FrameBound yy389;
  Select* yy391;

  SrcList* yy407;
  const char* yy528;
} YYMINORTYPE;
#ifndef YYSTACKDEPTH
#define YYSTACKDEPTH 100
#endif
#define sqlite3ParserARG_SDECL
#define sqlite3ParserARG_PDECL
#define sqlite3ParserARG_PARAM
................................................................................
#define sqlite3ParserARG_STORE
#define sqlite3ParserCTX_SDECL Parse *pParse;
#define sqlite3ParserCTX_PDECL ,Parse *pParse
#define sqlite3ParserCTX_PARAM ,pParse
#define sqlite3ParserCTX_FETCH Parse *pParse=yypParser->pParse;
#define sqlite3ParserCTX_STORE yypParser->pParse=pParse;
#define YYFALLBACK 1
#define YYNSTATE             540
#define YYNRULE              376
#define YYNTOKEN             176
#define YY_MAX_SHIFT         539
#define YY_MIN_SHIFTREDUCE   783
#define YY_MAX_SHIFTREDUCE   1158
#define YY_ERROR_ACTION      1159
#define YY_ACCEPT_ACTION     1160
#define YY_NO_ACTION         1161
#define YY_MIN_REDUCE        1162
#define YY_MAX_REDUCE        1537
/************* End control #defines *******************************************/
#define YY_NLOOKAHEAD ((int)(sizeof(yy_lookahead)/sizeof(yy_lookahead[0])))

/* Define the yytestcase() macro to be a no-op if is not already defined
** otherwise.
**
** Applications can choose to define yytestcase() in the %include section
................................................................................
**  yy_shift_ofst[]    For each state, the offset into yy_action for
**                     shifting terminals.
**  yy_reduce_ofst[]   For each state, the offset into yy_action for
**                     shifting non-terminals after a reduce.
**  yy_default[]       Default action for each state.
**
*********** Begin parsing tables **********************************************/
#define YY_ACTTAB_COUNT (2142)
static const YYACTIONTYPE yy_action[] = {
 /*     0 */   112,  109,  209,  112,  109,  209, 1160,    1,    1,  539,
 /*    10 */     2, 1164,  490, 1193, 1293,  534,  289, 1196,  134,  383,
 /*    20 */  1485, 1428, 1164, 1229, 1208, 1242, 1195,  289,  491,  134,
 /*    30 */   373,  915, 1229,  443,   16,   16, 1242,   70,   70,  916,
 /*    40 */   242, 1292,  296,  119,  120,  110, 1136, 1136,  981,  984,
 /*    50 */   974,  974,  117,  117,  118,  118,  118,  118,  264,  264,
 /*    60 */   190,  264,  264,  264,  264,  112,  109,  209,  362,  264,
 /*    70 */   264,  531,  376,  497,  531, 1134,  531, 1501,  239,  206,
 /*    80 */   338,    9,  531,  242,  219, 1203,  118,  118,  118,  118,
 /*    90 */   111,  439,  112,  109,  209,  219,  116,  116,  116,  116,
 /*   100 */   115,  115,  114,  114,  114,  113,  414,  115,  115,  114,
 /*   110 */   114,  114,  113,  414,  418,   12,  383,  400, 1134,  114,
 /*   120 */   114,  114,  113,  414, 1115,  418, 1134, 1392,  116,  116,
 /*   130 */   116,  116,  115,  115,  114,  114,  114,  113,  414,  961,
 /*   140 */   119,  120,  110, 1136, 1136,  981,  984,  974,  974,  117,
 /*   150 */   117,  118,  118,  118,  118,  952,  534,  414,  941,  951,
 /*   160 */  1481,  539,    2, 1164, 1505,  534,  160,  175,  289, 1134,
 /*   170 */   134,  434,  312,  297, 1115, 1116, 1117, 1242,   70,   70,
 /*   180 */  1089,  338, 1089,  118,  118,  118,  118,   42,   42,  448,
 /*   190 */   951,  951,  953,  116,  116,  116,  116,  115,  115,  114,
 /*   200 */   114,  114,  113,  414, 1115,  311,  264,  264,   82,  441,
 /*   210 */   264,  264,  190,  383,  284,   12,  288,  525,  407,  531,
 /*   220 */    96,  159,  458,  531,  371,  116,  116,  116,  116,  115,
 /*   230 */   115,  114,  114,  114,  113,  414,  219,  119,  120,  110,
 /*   240 */  1136, 1136,  981,  984,  974,  974,  117,  117,  118,  118,
 /*   250 */   118,  118,  511, 1477, 1115, 1116, 1117,  113,  414,  534,
 /*   260 */   528,  528,  528,  121,  534, 1427,  418,  116,  116,  116,
 /*   270 */   116,  115,  115,  114,  114,  114,  113,  414, 1464,  351,
 /*   280 */   270,   42,   42,  383,  187, 1115,   70,   70,  533,  433,
 /*   290 */   116,  116,  116,  116,  115,  115,  114,  114,  114,  113,
 /*   300 */   414,  534, 1339,  405,  159,  411,  410,  119,  120,  110,
 /*   310 */  1136, 1136,  981,  984,  974,  974,  117,  117,  118,  118,
 /*   320 */   118,  118,  285,   42,   42,  349,  411,  410,  514,  479,
 /*   330 */  1458,   79, 1084,    6, 1140, 1115, 1116, 1117,  480, 1142,
 /*   340 */   501, 1115, 1084,  123,  238, 1084,  136, 1141, 1234, 1234,
 /*   350 */  1143,  383, 1143, 1115,  167,  426,   80,  447,  512, 1451,
 /*   360 */   116,  116,  116,  116,  115,  115,  114,  114,  114,  113,
 /*   370 */   414, 1143, 1466, 1143,  350,  119,  120,  110, 1136, 1136,
 /*   380 */   981,  984,  974,  974,  117,  117,  118,  118,  118,  118,
 /*   390 */   402, 1115, 1116, 1117,  500,  534,  250,  267,  336,  474,
 /*   400 */   331,  473,  236, 1115, 1116, 1117,  231, 1115,  329,  471,
 /*   410 */   468,  467,  509, 1458, 1464,  505,    6,   70,   70,  466,
 /*   420 */   181,  380,  379,  534,  971,  971,  982,  985,  116,  116,
 /*   430 */   116,  116,  115,  115,  114,  114,  114,  113,  414, 1115,
 /*   440 */   412,  412,  412,  496, 1115,   69,   69,  235,  383,  288,
 /*   450 */   525,  273,  326,  516,  337,  458, 1084, 1115, 1116, 1117,
 /*   460 */  1232, 1232,  492,  160,  508,  441, 1084, 1067, 1531, 1084,
 /*   470 */   207, 1531,  119,  120,  110, 1136, 1136,  981,  984,  974,
 /*   480 */   974,  117,  117,  118,  118,  118,  118,  881,  534, 1115,
 /*   490 */  1116, 1117,  975,  534, 1115, 1116, 1117,  534,  421,  534,
 /*   500 */   141,  534,  176,  356,  517, 1119,   32,  511,  482,  388,
 /*   510 */    70,   70,  818,  288,  525,   70,   70,  441,  499,   50,
 /*   520 */    50,   70,   70,   70,   70,  116,  116,  116,  116,  115,
 /*   530 */   115,  114,  114,  114,  113,  414,  274,  264,  264, 1115,
 /*   540 */  1065,  264,  264, 1115,  355,  383,  409,  961, 1439,  822,
 /*   550 */   531,  516,  190,  419,  531,  483, 1119,  516,  337,  516,
 /*   560 */   518, 1115,  818,  952,  382,  458,  515,  951,  481,  119,
 /*   570 */   120,  110, 1136, 1136,  981,  984,  974,  974,  117,  117,
 /*   580 */   118,  118,  118,  118, 1338,  278, 1045,  278,  275, 1115,
 /*   590 */  1116, 1117,  259, 1115, 1116, 1117,  534,    5,  951,  951,
 /*   600 */   953, 1046,  231,    3,  143,  471,  468,  467, 1391,  463,
 /*   610 */  1115, 1115, 1116, 1117, 1452,  466, 1047,  836,   70,   70,
 /*   620 */   480,  534,  116,  116,  116,  116,  115,  115,  114,  114,
 /*   630 */   114,  113,  414,   95, 1115,  287,  235,  856,  902,  420,
 /*   640 */  1115,  534,  383,   13,   13,  381,  815,  857,  472,  112,
 /*   650 */   109,  209, 1115,  337,  413,  309,  837,  394, 1436,  534,
 /*   660 */  1115, 1116, 1117,   54,   54,  291,  119,  120,  110, 1136,
 /*   670 */  1136,  981,  984,  974,  974,  117,  117,  118,  118,  118,
 /*   680 */   118,   13,   13, 1084, 1115, 1116, 1117,  901,  264,  264,
 /*   690 */  1115, 1116, 1117, 1084,  292,  399, 1084,  800,  388,  140,
 /*   700 */   295,  531, 1115, 1116, 1117,  403,  447,  532,  534,  870,
 /*   710 */   870,  534, 1240,  534,  329,  534, 1185,  389,  534,  116,
 /*   720 */   116,  116,  116,  115,  115,  114,  114,  114,  113,  414,
 /*   730 */    13,   13, 1024,   13,   13,   13,   13,   13,   13,  383,
 /*   740 */    13,   13,  424, 1100,  401,  264,  264,  277,  160,  184,
 /*   750 */  1182,  185, 1533,  369,  513,  484,  432,  487,  531,  424,
 /*   760 */   423, 1397,  941,  119,  120,  110, 1136, 1136,  981,  984,
 /*   770 */   974,  974,  117,  117,  118,  118,  118,  118, 1397, 1399,
 /*   780 */   425,  519,  392,  264,  264, 1029, 1029,  455,  264,  264,
 /*   790 */   264,  264, 1004,  304,  261, 1278,  531,  900,  288,  525,
 /*   800 */   310,  531,  493,  531, 1067, 1532,  458,  387, 1532,  311,
 /*   810 */   429,  299,  534,  107,  264,  264,  116,  116,  116,  116,
 /*   820 */   115,  115,  114,  114,  114,  113,  414,  531,  424, 1384,
 /*   830 */   507,  258,  258, 1246,   55,   55,  383, 1277,  265,  265,
 /*   840 */   962,  324,  434,  312,  531,  531,  506, 1397, 1026, 1241,
 /*   850 */   298,  531, 1026,  445,  301, 1095,  303,  534,  368, 1156,
 /*   860 */   119,  120,  110, 1136, 1136,  981,  984,  974,  974,  117,
 /*   870 */   117,  118,  118,  118,  118, 1045,  534, 1065,  534,   15,
 /*   880 */    15, 1084,  208, 1324,  453,  452,  534, 1324,  534,  449,
 /*   890 */  1046, 1084,  494,  458, 1084,  234,  233,  232,   44,   44,
 /*   900 */    56,   56,  319, 1095,  322, 1047,  534,  900,   57,   57,
 /*   910 */    58,   58,  534,  116,  116,  116,  116,  115,  115,  114,
 /*   920 */   114,  114,  113,  414,  534,  514,  522,  534,   59,   59,
 /*   930 */   302, 1157,  534,  383,   60,   60, 1237,  946,  788,  789,
 /*   940 */   790, 1459, 1456,  446,    6,    6,   61,   61, 1212,   45,
 /*   950 */    45,  534,  396,  383,   46,   46,  397,  119,  120,  110,
 /*   960 */  1136, 1136,  981,  984,  974,  974,  117,  117,  118,  118,
 /*   970 */   118,  118,  428,   48,   48,  534,  392,  119,  120,  110,
 /*   980 */  1136, 1136,  981,  984,  974,  974,  117,  117,  118,  118,
 /*   990 */   118,  118, 1324,  368, 1066,  447,  825,   49,   49,  534,
 /*  1000 */   458,  357,  534,  353,  534,  138,  534,  337, 1478,  478,
 /*  1010 */   116,  116,  116,  116,  115,  115,  114,  114,  114,  113,
 /*  1020 */   414,   62,   62,  392,   63,   63,   64,   64,   14,   14,
 /*  1030 */   116,  116,  116,  116,  115,  115,  114,  114,  114,  113,
 /*  1040 */   414,  534,  810,  317,  271,  534, 1457,  825,  534,    6,
 /*  1050 */   534, 1324,  534,  142,  534, 1442,  534,  212,  534, 1324,
 /*  1060 */   534,  398,  305,   65,   65,  534, 1157,  125,  125,  476,
 /*  1070 */    66,   66,   51,   51,   67,   67,   68,   68,   52,   52,
 /*  1080 */   147,  147,  148,  148,  534,   98,  534,   75,   75,  276,
 /*  1090 */   534,  272,  534,  810,  534,  876,  534,  527,  389,  534,
 /*  1100 */   875,  534, 1151,  202,  534,  383,   53,   53,   71,   71,
 /*  1110 */   288,  525,  126,  126,   72,   72,  127,  127,  128,  128,
 /*  1120 */   454,  124,  124,  146,  146,  383,  145,  145,  408,  119,
 /*  1130 */   120,  110, 1136, 1136,  981,  984,  974,  974,  117,  117,
 /*  1140 */   118,  118,  118,  118,  534,  900,  534,   95,  534,  119,
 /*  1150 */   120,  110, 1136, 1136,  981,  984,  974,  974,  117,  117,
 /*  1160 */   118,  118,  118,  118,  390,  161,  132,  132,  131,  131,
 /*  1170 */   129,  129,  534,  915,  534, 1455,  534, 1454,    6, 1416,
 /*  1180 */     6,  916,  116,  116,  116,  116,  115,  115,  114,  114,
 /*  1190 */   114,  113,  414, 1415,  130,  130,   74,   74,   76,   76,
 /*  1200 */   534,   30,  116,  116,  116,  116,  115,  115,  114,  114,
 /*  1210 */   114,  113,  414,  534,  263,  206,  534, 1133, 1504,   93,
 /*  1220 */   876,  845,   73,   73,  102,  875,  100,  139,   17,   38,
 /*  1230 */   208, 1062,   31,  450,  370,   43,   43,  101,   47,   47,
 /*  1240 */   827,  216,  436,  308,  943,  440,   95,  241,  241,  442,
 /*  1250 */   313,  464,  241,   95,  237,  900,  327,  383,  266,   95,
 /*  1260 */   835,  834,  193,  335,  938,  314, 1011,  435,  842,  843,
 /*  1270 */   955, 1007,  909,  334,  237,  241,  873,  383, 1023,  107,
 /*  1280 */  1023,  119,  120,  110, 1136, 1136,  981,  984,  974,  974,
 /*  1290 */   117,  117,  118,  118,  118,  118, 1022,  808, 1022, 1274,
 /*  1300 */   137,  119,  108,  110, 1136, 1136,  981,  984,  974,  974,
 /*  1310 */   117,  117,  118,  118,  118,  118,  874, 1011,  318,  107,
 /*  1320 */   321,  955,  323,  325, 1225, 1211,  197, 1210, 1209,  330,
 /*  1330 */   339, 1265,  340,  283,  116,  116,  116,  116,  115,  115,
 /*  1340 */   114,  114,  114,  113,  414, 1286, 1323, 1261, 1471, 1272,
 /*  1350 */   520,  218,  521, 1329,  116,  116,  116,  116,  115,  115,
 /*  1360 */   114,  114,  114,  113,  414, 1192, 1184, 1173, 1172, 1174,
 /*  1370 */  1494, 1488,  459,  256,  383, 1258,  342,  199,  367,  344,
 /*  1380 */   211,  195,  307,  444,   11,  346,  469,  333, 1308, 1316,
 /*  1390 */   375,  427,  203,  360,  383, 1388,  188, 1387,  189,  120,
 /*  1400 */   110, 1136, 1136,  981,  984,  974,  974,  117,  117,  118,
 /*  1410 */   118,  118,  118, 1208, 1151,  300,  348, 1491,  245, 1148,
 /*  1420 */   110, 1136, 1136,  981,  984,  974,  974,  117,  117,  118,
 /*  1430 */   118,  118,  118,  198, 1435, 1433,  524,   78,  391,  163,
 /*  1440 */    82, 1393,  438,  173,   81,  105,  526, 1313,    4,   35,
 /*  1450 */   157,  116,  116,  116,  116,  115,  115,  114,  114,  114,
 /*  1460 */   113,  414,  529,  165,   93,  430, 1305,  168,  169,  431,
 /*  1470 */   462,  116,  116,  116,  116,  115,  115,  114,  114,  114,
 /*  1480 */   113,  414,  170,  171,  221,  415,  372,  437, 1319,  177,
 /*  1490 */   374,   36,  451,  225, 1382,   87,  457,  523,  257, 1404,
 /*  1500 */   316,  105,  526,  227,    4,  182,  460,  160,  320,  228,
 /*  1510 */   377, 1175,  475,  229, 1228,  404, 1227, 1226,  529,  827,
 /*  1520 */   961, 1219,  378, 1200, 1199,  406,  103,  103, 1218,  332,
 /*  1530 */     8,  281, 1198,  104, 1503,  415,  536,  535,  486,  282,
 /*  1540 */   951,  415,  489,  495,   92,  244, 1269,  341,  243,  122,
 /*  1550 */  1270,  343,  514,  523, 1268, 1462,   10,  288,  525,  345,
 /*  1560 */  1461,  354,   99,  352,  503,   94, 1267,  347, 1251,  502,
 /*  1570 */   498,  951,  951,  953,  954,   27,  961, 1250,  194,  358,
 /*  1580 */   251,  359,  103,  103, 1181,   34,  537, 1110,  252,  104,
 /*  1590 */   254,  415,  536,  535,  255, 1368,  951, 1420,  286,  538,
 /*  1600 */  1170, 1165, 1421,  135, 1419, 1418,  149,  150,  279,  784,
 /*  1610 */   416,  196,  151,  290,  210,  200,   77,  385,  269,  386,
 /*  1620 */   133,  162,  935, 1021,  201, 1019,  153,  951,  951,  953,
 /*  1630 */   954,   27, 1480, 1104,  417,  164,  217,  268,  859,  166,
 /*  1640 */   306, 1035,  366,  366,  365,  253,  363,  220,  172,  797,
 /*  1650 */   939,  155,  105,  526,  393,    4,  395,  174,  156,   83,
 /*  1660 */  1038,   84,  213,   85,  294,  222,   86,  223, 1034,  529,
 /*  1670 */   144,   18,  293,  224,  315,  456,  241, 1027, 1145,  178,
 /*  1680 */   226,  179,   37,  799,  334,  461,  230,  465,  470,  838,
 /*  1690 */   180,   88,  415,   19,  280,  328,   20,   89,   90,  158,
 /*  1700 */   191,  477,  215, 1097,  523,  204,  192,  987,   91, 1070,
 /*  1710 */   152,   39,  485,  154, 1071,  503,   40,  488,  205,  260,
 /*  1720 */   504,  262,  105,  526,  214,    4,  908,  961,  183,  240,
 /*  1730 */   903,  107, 1086,  103,  103,   21,   22, 1088,   23,  529,
 /*  1740 */   104,   24,  415,  536,  535, 1090, 1093,  951, 1094,   25,
 /*  1750 */  1074,   33,    7,   26,  510, 1002,  247,  186,  384,   95,
 /*  1760 */   988,  986,  415,  288,  525,  990, 1044,  246, 1043,  991,
 /*  1770 */    28,   41,  530,  956,  523,  809,  106,   29,  951,  951,
 /*  1780 */   953,  954,   27,  869,  361,  503,  422,  248,  364, 1105,
 /*  1790 */   502,  249, 1161, 1496, 1495, 1161, 1161,  961, 1161, 1161,
 /*  1800 */  1161, 1161, 1161,  103,  103, 1161, 1161, 1161, 1161, 1161,
 /*  1810 */   104, 1161,  415,  536,  535, 1104,  417,  951, 1161,  268,
 /*  1820 */  1161, 1161, 1161, 1161,  366,  366,  365,  253,  363, 1161,
 /*  1830 */  1161,  797, 1161, 1161, 1161, 1161,  105,  526, 1161,    4,
 /*  1840 */  1161, 1161, 1161, 1161,  213, 1161,  294, 1161,  951,  951,
 /*  1850 */   953,  954,   27,  529,  293, 1161, 1161, 1161, 1161, 1161,
 /*  1860 */  1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161,
 /*  1870 */  1161, 1161, 1161, 1161, 1161, 1161,  415, 1161, 1161, 1161,
 /*  1880 */  1161, 1161, 1161, 1161,  215, 1161, 1161, 1161,  523, 1161,
 /*  1890 */  1161, 1161,  152, 1161, 1161,  154,  105,  526, 1161,    4,
 /*  1900 */  1161, 1161, 1161, 1161, 1161, 1161,  214, 1161, 1161, 1161,
 /*  1910 */  1161,  961, 1161,  529, 1161, 1161, 1161,  103,  103,  880,
 /*  1920 */  1161, 1161, 1161, 1161,  104, 1161,  415,  536,  535, 1161,
 /*  1930 */  1161,  951, 1161, 1161, 1161, 1161,  415, 1161, 1161, 1161,
 /*  1940 */   384, 1161, 1161, 1161, 1161,  288,  525, 1161,  523, 1161,
 /*  1950 */  1161, 1161, 1161, 1161, 1161, 1161,   97,  526, 1161,    4,
 /*  1960 */  1161, 1161,  951,  951,  953,  954,   27, 1161,  422, 1161,
 /*  1970 */  1161,  961, 1161,  529, 1161, 1161, 1161,  103,  103, 1161,
 /*  1980 */  1161, 1161, 1161, 1161,  104, 1161,  415,  536,  535, 1161,
 /*  1990 */  1161,  951,  268, 1161, 1161, 1161,  415,  366,  366,  365,
 /*  2000 */   253,  363, 1161, 1161,  797, 1161, 1161, 1161,  523, 1161,
 /*  2010 */  1161, 1161, 1161, 1161, 1161, 1161, 1161,  213, 1161,  294,
 /*  2020 */  1161, 1161,  951,  951,  953,  954,   27,  293, 1161, 1161,
 /*  2030 */  1161,  961, 1161, 1161, 1161, 1161, 1161,  103,  103, 1161,
 /*  2040 */  1161, 1161, 1161, 1161,  104, 1161,  415,  536,  535, 1161,
 /*  2050 */  1161,  951, 1161, 1161, 1161, 1161, 1161,  215, 1161, 1161,
 /*  2060 */  1161, 1161, 1161, 1161, 1161,  152, 1161, 1161,  154, 1161,
 /*  2070 */  1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161,  214,
 /*  2080 */  1161, 1161,  951,  951,  953,  954,   27, 1161, 1161, 1161,
 /*  2090 */  1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161,
 /*  2100 */  1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161,
 /*  2110 */  1161, 1161, 1161,  384, 1161, 1161, 1161, 1161,  288,  525,
 /*  2120 */  1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161,
 /*  2130 */  1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161, 1161,
 /*  2140 */  1161,  422,
};
static const YYCODETYPE yy_lookahead[] = {
 /*     0 */   260,  261,  262,  260,  261,  262,  176,  177,  178,  179,
 /*    10 */   180,  181,  184,  206,  209,  184,  186,  206,  188,   19,
 /*    20 */   179,  281,  181,  213,  214,  195,  206,  186,  195,  188,
 /*    30 */   195,   31,  222,  184,  206,  207,  195,  206,  207,   39,
 /*    40 */    24,  209,  184,   43,   44,   45,   46,   47,   48,   49,
 /*    50 */    50,   51,   52,   53,   54,   55,   56,   57,  228,  229,
 /*    60 */   184,  228,  229,  228,  229,  260,  261,  262,  192,  228,
 /*    70 */   229,  241,  196,  242,  241,   59,  241,  205,  245,  246,
 /*    80 */   184,   22,  241,   24,  254,  213,   54,   55,   56,   57,
 /*    90 */    58,  256,  260,  261,  262,  254,   96,   97,   98,   99,
 /*   100 */   100,  101,  102,  103,  104,  105,  106,  100,  101,  102,
 /*   110 */   103,  104,  105,  106,  284,  203,   19,  221,   59,  102,
 /*   120 */   103,  104,  105,  106,   59,  284,  110,  269,   96,   97,
 /*   130 */    98,   99,  100,  101,  102,  103,  104,  105,  106,   94,
 /*   140 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   150 */    53,   54,   55,   56,   57,  110,  184,  106,   73,  114,
 /*   160 */   178,  179,  180,  181,  219,  184,   81,   22,  186,  110,
 /*   170 */   188,  121,  122,  195,  109,  110,  111,  195,  206,  207,
 /*   180 */    83,  184,   85,   54,   55,   56,   57,  206,  207,  277,
 /*   190 */   145,  146,  147,   96,   97,   98,   99,  100,  101,  102,
 /*   200 */   103,  104,  105,  106,   59,  120,  228,  229,  143,  184,
 /*   210 */   228,  229,  184,   19,  242,  203,  131,  132,  221,  241,
 /*   220 */    26,  184,  184,  241,  196,   96,   97,   98,   99,  100,
 /*   230 */   101,  102,  103,  104,  105,  106,  254,   43,   44,   45,
 /*   240 */    46,   47,   48,   49,   50,   51,   52,   53,   54,   55,
 /*   250 */    56,   57,  184,  184,  109,  110,  111,  105,  106,  184,
 /*   260 */   200,  201,  202,   69,  184,  227,  284,   96,   97,   98,
 /*   270 */    99,  100,  101,  102,  103,  104,  105,  106,  297,  298,
 /*   280 */   255,  206,  207,   19,  272,   59,  206,  207,  184,  277,
 /*   290 */    96,   97,   98,   99,  100,  101,  102,  103,  104,  105,
 /*   300 */   106,  184,  259,   19,  184,  100,  101,   43,   44,   45,
 /*   310 */    46,   47,   48,   49,   50,   51,   52,   53,   54,   55,
 /*   320 */    56,   57,  242,  206,  207,  184,  100,  101,  138,  292,
 /*   330 */   293,   67,   76,  296,  108,  109,  110,  111,  295,  113,
 /*   340 */    84,   59,   86,   22,   26,   89,  156,  121,  224,  225,
 /*   350 */   145,   19,  147,   59,   72,  256,   24,  184,  290,  291,
 /*   360 */    96,   97,   98,   99,  100,  101,  102,  103,  104,  105,
 /*   370 */   106,  145,  297,  147,  299,   43,   44,   45,   46,   47,
 /*   380 */    48,   49,   50,   51,   52,   53,   54,   55,   56,   57,
 /*   390 */   106,  109,  110,  111,  138,  184,  112,  113,  114,  115,
 /*   400 */   116,  117,  118,  109,  110,  111,  112,   59,  124,  115,
 /*   410 */   116,  117,  292,  293,  297,  298,  296,  206,  207,  125,
 /*   420 */    72,  100,  101,  184,   46,   47,   48,   49,   96,   97,
 /*   430 */    98,   99,  100,  101,  102,  103,  104,  105,  106,   59,
 /*   440 */   200,  201,  202,  184,   59,  206,  207,   46,   19,  131,
 /*   450 */   132,  278,   23,  242,  184,  184,   76,  109,  110,  111,
 /*   460 */   224,  225,  251,   81,   84,  184,   86,   22,   23,   89,
 /*   470 */   184,   26,   43,   44,   45,   46,   47,   48,   49,   50,
 /*   480 */    51,   52,   53,   54,   55,   56,   57,  102,  184,  109,
 /*   490 */   110,  111,  114,  184,  109,  110,  111,  184,  227,  184,
 /*   500 */   230,  184,   22,  264,  195,   59,   22,  184,  195,  108,
 /*   510 */   206,  207,   59,  131,  132,  206,  207,  184,  138,  206,
 /*   520 */   207,  206,  207,  206,  207,   96,   97,   98,   99,  100,
 /*   530 */   101,  102,  103,  104,  105,  106,  255,  228,  229,   59,
 /*   540 */    95,  228,  229,   59,  184,   19,  242,   94,  184,   23,
 /*   550 */   241,  242,  184,  282,  241,  242,  110,  242,  184,  242,
 /*   560 */   251,   59,  109,  110,  196,  184,  251,  114,  251,   43,
 /*   570 */    44,   45,   46,   47,   48,   49,   50,   51,   52,   53,
 /*   580 */    54,   55,   56,   57,  259,  217,   12,  219,  255,  109,
 /*   590 */   110,  111,  203,  109,  110,  111,  184,   22,  145,  146,
 /*   600 */   147,   27,  112,   22,  230,  115,  116,  117,  227,   19,
 /*   610 */    59,  109,  110,  111,  291,  125,   42,   35,  206,  207,
 /*   620 */   295,  184,   96,   97,   98,   99,  100,  101,  102,  103,
 /*   630 */   104,  105,  106,   26,   59,  233,   46,   63,  136,  184,
 /*   640 */    59,  184,   19,  206,  207,  243,   23,   73,   66,  260,
 /*   650 */   261,  262,   59,  184,  242,  195,   74,  220,  184,  184,
 /*   660 */   109,  110,  111,  206,  207,  184,   43,   44,   45,   46,
 /*   670 */    47,   48,   49,   50,   51,   52,   53,   54,   55,   56,
 /*   680 */    57,  206,  207,   76,  109,  110,  111,  136,  228,  229,
 /*   690 */   109,  110,  111,   86,  184,  220,   89,   21,  108,  230,
 /*   700 */   184,  241,  109,  110,  111,  123,  184,  127,  184,  129,
 /*   710 */   130,  184,  195,  184,  124,  184,  198,  199,  184,   96,
 /*   720 */    97,   98,   99,  100,  101,  102,  103,  104,  105,  106,
 /*   730 */   206,  207,   11,  206,  207,  206,  207,  206,  207,   19,
 /*   740 */   206,  207,  184,   23,  220,  228,  229,  220,   81,  220,
 /*   750 */   195,  220,  287,  288,  220,  195,   80,  195,  241,  201,
 /*   760 */   202,  184,   73,   43,   44,   45,   46,   47,   48,   49,
 /*   770 */    50,   51,   52,   53,   54,   55,   56,   57,  201,  202,
 /*   780 */   113,  195,  184,  228,  229,  120,  121,  122,  228,  229,
 /*   790 */   228,  229,  116,   16,   23,  184,  241,   26,  131,  132,
 /*   800 */   278,  241,   19,  241,   22,   23,  184,  189,   26,  120,
 /*   810 */   121,  122,  184,   26,  228,  229,   96,   97,   98,   99,
 /*   820 */   100,  101,  102,  103,  104,  105,  106,  241,  270,  153,
 /*   830 */    66,  228,  229,  229,  206,  207,   19,  184,  228,  229,
 /*   840 */    23,   16,  121,  122,  241,  241,   82,  270,   29,  227,
 /*   850 */   252,  241,   33,   19,   77,   91,   79,  184,   22,   23,
 /*   860 */    43,   44,   45,   46,   47,   48,   49,   50,   51,   52,
 /*   870 */    53,   54,   55,   56,   57,   12,  184,   95,  184,  206,
 /*   880 */   207,   76,  111,  184,   65,  267,  184,  184,  184,  271,
 /*   890 */    27,   86,  109,  184,   89,  120,  121,  122,  206,  207,
 /*   900 */   206,  207,   77,  139,   79,   42,  184,  136,  206,  207,
 /*   910 */   206,  207,  184,   96,   97,   98,   99,  100,  101,  102,
 /*   920 */   103,  104,  105,  106,  184,  138,   63,  184,  206,  207,
 /*   930 */   153,   95,  184,   19,  206,  207,  227,   23,    7,    8,
 /*   940 */     9,  293,  293,  109,  296,  296,  206,  207,  215,  206,
 /*   950 */   207,  184,  253,   19,  206,  207,  253,   43,   44,   45,
 /*   960 */    46,   47,   48,   49,   50,   51,   52,   53,   54,   55,
 /*   970 */    56,   57,  184,  206,  207,  184,  184,   43,   44,   45,
 /*   980 */    46,   47,   48,   49,   50,   51,   52,   53,   54,   55,
 /*   990 */    56,   57,  184,   22,   23,  184,   59,  206,  207,  184,
 /*  1000 */   184,  238,  184,  240,  184,   22,  184,  184,  157,  158,
 /*  1010 */    96,   97,   98,   99,  100,  101,  102,  103,  104,  105,
 /*  1020 */   106,  206,  207,  184,  206,  207,  206,  207,  206,  207,
 /*  1030 */    96,   97,   98,   99,  100,  101,  102,  103,  104,  105,
 /*  1040 */   106,  184,   59,  227,  252,  184,  293,  110,  184,  296,
 /*  1050 */   184,  184,  184,  230,  184,  184,  184,   15,  184,  184,
 /*  1060 */   184,  253,  184,  206,  207,  184,   95,  206,  207,  102,
 /*  1070 */   206,  207,  206,  207,  206,  207,  206,  207,  206,  207,
 /*  1080 */   206,  207,  206,  207,  184,  151,  184,  206,  207,  278,
 /*  1090 */   184,  252,  184,  110,  184,  128,  184,  198,  199,  184,
 /*  1100 */   133,  184,   60,   26,  184,   19,  206,  207,  206,  207,
 /*  1110 */   131,  132,  206,  207,  206,  207,  206,  207,  206,  207,
 /*  1120 */   253,  206,  207,  206,  207,   19,  206,  207,  253,   43,
 /*  1130 */    44,   45,   46,   47,   48,   49,   50,   51,   52,   53,
 /*  1140 */    54,   55,   56,   57,  184,   26,  184,   26,  184,   43,
 /*  1150 */    44,   45,   46,   47,   48,   49,   50,   51,   52,   53,
 /*  1160 */    54,   55,   56,   57,  285,  286,  206,  207,  206,  207,
 /*  1170 */   206,  207,  184,   31,  184,  293,  184,  293,  296,  184,
 /*  1180 */   296,   39,   96,   97,   98,   99,  100,  101,  102,  103,
 /*  1190 */   104,  105,  106,  184,  206,  207,  206,  207,  206,  207,
 /*  1200 */   184,   22,   96,   97,   98,   99,  100,  101,  102,  103,
 /*  1210 */   104,  105,  106,  184,  245,  246,  184,   26,   23,  142,
 /*  1220 */   128,   26,  206,  207,  150,  133,  152,   22,   22,   24,
 /*  1230 */   111,   23,   53,  184,   26,  206,  207,  151,  206,  207,
 /*  1240 */   119,   24,  122,   23,   23,   23,   26,   26,   26,   23,
 /*  1250 */    23,   23,   26,   26,   26,  136,   23,   19,   22,   26,
 /*  1260 */   113,  114,   24,  114,  144,  184,   59,   61,    7,    8,
 /*  1270 */    59,   23,   23,  124,   26,   26,   23,   19,  145,   26,
 /*  1280 */   147,   43,   44,   45,   46,   47,   48,   49,   50,   51,
 /*  1290 */    52,   53,   54,   55,   56,   57,  145,   23,  147,  184,
 /*  1300 */    26,   43,   44,   45,   46,   47,   48,   49,   50,   51,
 /*  1310 */    52,   53,   54,   55,   56,   57,   23,  110,  184,   26,
 /*  1320 */   184,  110,  184,  184,  184,  215,  135,  215,  184,  184,
 /*  1330 */   184,  247,  184,  244,   96,   97,   98,   99,  100,  101,
 /*  1340 */   102,  103,  104,  105,  106,  184,  184,  184,  301,  184,
 /*  1350 */   184,  134,  225,  184,   96,   97,   98,   99,  100,  101,
 /*  1360 */   102,  103,  104,  105,  106,  184,  184,  184,  184,  184,
 /*  1370 */   134,  184,  274,  273,   19,  244,  244,  204,  182,  244,
 /*  1380 */   283,  231,  279,  279,  232,  244,  210,  209,  235,  235,
 /*  1390 */   235,  248,  218,  234,   19,  209,  238,  209,  238,   44,
 /*  1400 */    45,   46,   47,   48,   49,   50,   51,   52,   53,   54,
 /*  1410 */    55,   56,   57,  214,   60,  248,  248,  187,  134,   38,
 /*  1420 */    45,   46,   47,   48,   49,   50,   51,   52,   53,   54,
 /*  1430 */    55,   56,   57,  232,  191,  191,  266,  280,  191,  283,
 /*  1440 */   143,  269,  108,   22,  280,   19,   20,  258,   22,  257,
 /*  1450 */    43,   96,   97,   98,   99,  100,  101,  102,  103,  104,
 /*  1460 */   105,  106,   36,  223,  142,   18,  235,  226,  226,  191,
 /*  1470 */    18,   96,   97,   98,   99,  100,  101,  102,  103,  104,
 /*  1480 */   105,  106,  226,  226,  190,   59,  235,  235,  223,  223,
 /*  1490 */   258,  257,  191,  190,  235,  150,   62,   71,  191,  276,
 /*  1500 */   275,   19,   20,  190,   22,   22,  211,   81,  191,  190,
 /*  1510 */   211,  191,  108,  190,  208,   64,  208,  208,   36,  119,
 /*  1520 */    94,  216,  211,  208,  210,  106,  100,  101,  216,  208,
 /*  1530 */    48,  268,  208,  107,  208,  109,  110,  111,  211,  268,
 /*  1540 */   114,   59,  211,  137,  108,   88,  250,  249,  191,  141,
 /*  1550 */   250,  249,  138,   71,  250,  300,   22,  131,  132,  249,
 /*  1560 */   300,  191,  150,  238,   82,  140,  250,  249,  239,   87,
 /*  1570 */   139,  145,  146,  147,  148,  149,   94,  239,  237,  236,
 /*  1580 */    25,  235,  100,  101,  194,   26,  193,   13,  185,  107,
 /*  1590 */   185,  109,  110,  111,    6,  263,  114,  203,  265,  183,
 /*  1600 */   183,  183,  203,  212,  203,  203,  197,  197,  212,    4,
 /*  1610 */     3,   22,  197,  155,   15,  204,  203,  289,   93,  289,
 /*  1620 */    16,  286,  132,   23,  204,   23,  123,  145,  146,  147,
 /*  1630 */   148,  149,    0,    1,    2,  143,   24,    5,   20,  135,
 /*  1640 */    16,    1,   10,   11,   12,   13,   14,  137,  135,   17,
 /*  1650 */   144,  123,   19,   20,   61,   22,   37,  143,  123,   53,
 /*  1660 */   109,   53,   30,   53,   32,   34,   53,  134,    1,   36,
 /*  1670 */     5,   22,   40,  108,  153,   41,   26,   68,   75,   68,
 /*  1680 */   134,  108,   24,   20,  124,   19,  118,   67,   67,   28,
 /*  1690 */    22,   22,   59,   22,   67,   23,   22,   22,  142,   37,
 /*  1700 */    23,   22,   70,   23,   71,  157,   23,   23,   26,   23,
 /*  1710 */    78,   22,   24,   81,   23,   82,   22,   24,  134,   23,
 /*  1720 */    87,   23,   19,   20,   92,   22,  109,   94,   22,   34,
 /*  1730 */   136,   26,   85,  100,  101,   34,   34,   83,   34,   36,
 /*  1740 */   107,   34,  109,  110,  111,   75,   90,  114,   75,   34,
 /*  1750 */    23,   22,   44,   34,   24,   23,   22,   26,  126,   26,
 /*  1760 */    23,   23,   59,  131,  132,   23,   23,   26,   23,   11,
 /*  1770 */    22,   22,   26,   23,   71,   23,   22,   22,  145,  146,
 /*  1780 */   147,  148,  149,  128,   23,   82,  154,  134,   15,    1,
 /*  1790 */    87,  134,  302,  134,  134,  302,  302,   94,  302,  302,
 /*  1800 */   302,  302,  302,  100,  101,  302,  302,  302,  302,  302,
 /*  1810 */   107,  302,  109,  110,  111,    1,    2,  114,  302,    5,
 /*  1820 */   302,  302,  302,  302,   10,   11,   12,   13,   14,  302,
 /*  1830 */   302,   17,  302,  302,  302,  302,   19,   20,  302,   22,
 /*  1840 */   302,  302,  302,  302,   30,  302,   32,  302,  145,  146,
 /*  1850 */   147,  148,  149,   36,   40,  302,  302,  302,  302,  302,
 /*  1860 */   302,  302,  302,  302,  302,  302,  302,  302,  302,  302,
 /*  1870 */   302,  302,  302,  302,  302,  302,   59,  302,  302,  302,
 /*  1880 */   302,  302,  302,  302,   70,  302,  302,  302,   71,  302,
 /*  1890 */   302,  302,   78,  302,  302,   81,   19,   20,  302,   22,
 /*  1900 */   302,  302,  302,  302,  302,  302,   92,  302,  302,  302,
 /*  1910 */   302,   94,  302,   36,  302,  302,  302,  100,  101,  102,
 /*  1920 */   302,  302,  302,  302,  107,  302,  109,  110,  111,  302,
 /*  1930 */   302,  114,  302,  302,  302,  302,   59,  302,  302,  302,
 /*  1940 */   126,  302,  302,  302,  302,  131,  132,  302,   71,  302,
 /*  1950 */   302,  302,  302,  302,  302,  302,   19,   20,  302,   22,
 /*  1960 */   302,  302,  145,  146,  147,  148,  149,  302,  154,  302,
 /*  1970 */   302,   94,  302,   36,  302,  302,  302,  100,  101,  302,
 /*  1980 */   302,  302,  302,  302,  107,  302,  109,  110,  111,  302,
 /*  1990 */   302,  114,    5,  302,  302,  302,   59,   10,   11,   12,
 /*  2000 */    13,   14,  302,  302,   17,  302,  302,  302,   71,  302,
 /*  2010 */   302,  302,  302,  302,  302,  302,  302,   30,  302,   32,
 /*  2020 */   302,  302,  145,  146,  147,  148,  149,   40,  302,  302,
 /*  2030 */   302,   94,  302,  302,  302,  302,  302,  100,  101,  302,
 /*  2040 */   302,  302,  302,  302,  107,  302,  109,  110,  111,  302,
 /*  2050 */   302,  114,  302,  302,  302,  302,  302,   70,  302,  302,
 /*  2060 */   302,  302,  302,  302,  302,   78,  302,  302,   81,  302,
 /*  2070 */   302,  302,  302,  302,  302,  302,  302,  302,  302,   92,
 /*  2080 */   302,  302,  145,  146,  147,  148,  149,  302,  302,  302,
 /*  2090 */   302,  302,  302,  302,  302,  302,  302,  302,  302,  302,
 /*  2100 */   302,  302,  302,  302,  302,  302,  302,  302,  302,  302,
 /*  2110 */   302,  302,  302,  126,  302,  302,  302,  302,  131,  132,
 /*  2120 */   302,  302,  302,  302,  302,  302,  302,  302,  302,  302,
 /*  2130 */   302,  302,  302,  302,  302,  302,  302,  302,  302,  302,
 /*  2140 */   302,  154,  302,  302,  302,  302,  302,  302,  302,  302,
 /*  2150 */   302,  302,  302,  302,  302,  302,  302,  302,  302,  302,
 /*  2160 */   302,  302,  302,  302,  302,  302,  302,  302,  302,
};
#define YY_SHIFT_COUNT    (539)
#define YY_SHIFT_MIN      (0)
#define YY_SHIFT_MAX      (1987)
static const unsigned short int yy_shift_ofst[] = {
 /*     0 */  1814, 1632, 1987, 1426, 1426,  382, 1482, 1633, 1703, 1877,
 /*    10 */  1877, 1877,   85,    0,    0,  264, 1106, 1877, 1877, 1877,
 /*    20 */  1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877,
 /*    30 */   226,  226,  380,  380,  294,  667,  382,  382,  382,  382,
 /*    40 */   382,  382,   97,  194,  332,  429,  526,  623,  720,  817,
 /*    50 */   914,  934, 1086, 1238, 1106, 1106, 1106, 1106, 1106, 1106,
 /*    60 */  1106, 1106, 1106, 1106, 1106, 1106, 1106, 1106, 1106, 1106,
 /*    70 */  1106, 1106, 1258, 1106, 1355, 1375, 1375, 1817, 1877, 1877,
 /*    80 */  1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877,
 /*    90 */  1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877,
 /*   100 */  1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877,
 /*   110 */  1937, 1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877, 1877,
 /*   120 */  1877, 1877, 1877, 1877,   32,  129,  129,  129,  129,  129,
 /*   130 */   171,    7,   17,  593,  676,  590,  593,  205,  205,  593,
 /*   140 */   318,  318,  318,  318,   50,  152,   51, 2142, 2142,  284,
 /*   150 */   284,  284,   65,  145,  282,  145,  145,  574,  574,  256,
 /*   160 */   348,  445,  782,  593,  593,  593,  593,  593,  593,  593,
 /*   170 */   593,  593,  593,  593,  593,  593,  593,  593,  593,  593,
 /*   180 */   593,  593,  593,  593,  607,  607,  593,  721,  805,  805,
 /*   190 */   446,  851,  851,  446,  190,  979, 2142, 2142, 2142,  453,
 /*   200 */    45,   45,  480,  490,  484,  385,  575,  502,  551,  581,
 /*   210 */   593,  593,  593,  593,  593,  593,  593,  593,  593,  689,
 /*   220 */   593,  593,  593,  593,  593,  593,  593,  593,  593,  593,
 /*   230 */   593,  593,  582,  582,  582,  593,  593,  593,  593,  771,
 /*   240 */   593,  593,  593,   59,  764,  593,  593,  863,  593,  593,
 /*   250 */   593,  593,  593,  593,  593,  593,  665,  819,  580,   16,
 /*   260 */    16,   16,   16, 1119,  580,  580,  967,  321,  931, 1042,
 /*   270 */  1077,  783,  783,  834, 1077, 1077,  834, 1121, 1195,  401,
 /*   280 */  1142, 1142, 1142,  783,  787,  787, 1074, 1191, 1092, 1205,
 /*   290 */  1354, 1284, 1284, 1381, 1381, 1284, 1297, 1334, 1421, 1407,
 /*   300 */  1322, 1447, 1447, 1447, 1447, 1284, 1452, 1322, 1322, 1334,
 /*   310 */  1421, 1407, 1407, 1322, 1284, 1452, 1345, 1434, 1284, 1452,
 /*   320 */  1483, 1284, 1452, 1284, 1452, 1483, 1404, 1404, 1404, 1451,
 /*   330 */  1483, 1404, 1400, 1404, 1451, 1404, 1404, 1483, 1419, 1419,
 /*   340 */  1483, 1406, 1436, 1406, 1436, 1406, 1436, 1406, 1436, 1284,
 /*   350 */  1457, 1457, 1408, 1414, 1534, 1284, 1412, 1408, 1425, 1431,
 /*   360 */  1322, 1555, 1559, 1574, 1574, 1588, 1588, 1588, 2142, 2142,
 /*   370 */  2142, 2142, 2142, 2142, 2142, 2142, 2142, 2142, 2142, 2142,
 /*   380 */  2142, 2142, 2142,  378,  777,  836,  971,  825,  775,  983,
 /*   390 */  1208, 1179, 1217, 1120, 1220, 1206, 1221, 1222, 1226, 1227,
 /*   400 */  1228, 1233,  937, 1147, 1261, 1149, 1207, 1248, 1249, 1253,
 /*   410 */  1133, 1151, 1274, 1293, 1211, 1236, 1605, 1607, 1589, 1458,
 /*   420 */  1599, 1525, 1604, 1600, 1602, 1490, 1492, 1503, 1612, 1504,
 /*   430 */  1618, 1510, 1624, 1640, 1513, 1506, 1528, 1593, 1619, 1514,
 /*   440 */  1606, 1608, 1610, 1613, 1535, 1551, 1631, 1533, 1667, 1665,
 /*   450 */  1649, 1565, 1521, 1609, 1650, 1611, 1603, 1634, 1546, 1573,
 /*   460 */  1658, 1663, 1666, 1560, 1568, 1668, 1620, 1669, 1671, 1672,
 /*   470 */  1674, 1621, 1661, 1675, 1627, 1662, 1677, 1556, 1679, 1680,
 /*   480 */  1548, 1683, 1684, 1682, 1686, 1689, 1688, 1691, 1694, 1693,
 /*   490 */  1584, 1696, 1698, 1617, 1695, 1706, 1594, 1705, 1701, 1702,
 /*   500 */  1704, 1707, 1647, 1670, 1654, 1708, 1673, 1656, 1715, 1727,
 /*   510 */  1729, 1730, 1731, 1733, 1719, 1732, 1705, 1737, 1738, 1742,
 /*   520 */  1743, 1741, 1745, 1734, 1758, 1748, 1749, 1750, 1752, 1754,
 /*   530 */  1755, 1746, 1655, 1653, 1657, 1659, 1660, 1761, 1773, 1788,
};
#define YY_REDUCE_COUNT (382)
#define YY_REDUCE_MIN   (-260)
#define YY_REDUCE_MAX   (1420)
static const short yy_reduce_ofst[] = {
 /*     0 */  -170,  -18, -159,  309,  313, -167,  -19,   75,  117,  211,
 /*    10 */   315,  317, -165, -195, -168, -260,  389,  437,  475,  524,
 /*    20 */   527, -169,  529,  531,  -28,   80,  534,  239,  304,  412,
 /*    30 */   558,  577,   37,  120,  368,  -22,  460,  517,  555,  560,
 /*    40 */   562,  586, -257, -257, -257, -257, -257, -257, -257, -257,
 /*    50 */  -257, -257, -257, -257, -257, -257, -257, -257, -257, -257,
 /*    60 */  -257, -257, -257, -257, -257, -257, -257, -257, -257, -257,
 /*    70 */  -257, -257, -257, -257, -257, -257, -257, -172,  457,  628,
 /*    80 */   673,  692,  694,  702,  704,  722,  728,  740,  743,  748,
 /*    90 */   767,  791,  815,  818,  820,  822,  857,  861,  864,  866,
 /*   100 */   868,  870,  872,  874,  876,  881,  900,  902,  906,  908,
 /*   110 */   910,  912,  915,  917,  920,  960,  962,  964,  988,  990,
 /*   120 */   992, 1016, 1029, 1032, -257, -257, -257, -257, -257, -257,
 /*   130 */  -257, -257, -257,  271,  618, -190,   68,   60,  240, -124,
 /*   140 */   603,  610,  603,  610,   12, -257, -257, -257, -257, -128,
 /*   150 */  -128, -128, -142,   25,  270,  281,  333,  124,  236,  648,
 /*   160 */   374,  465,  465,   28,  598,  792,  839,  469,   38,  381,
 /*   170 */   622,  709,  173,  699,  522,  703,  808,  811,  867,  816,
 /*   180 */  -104,  823,   -3,  875,  649,  753,  323,  -88,  882,  884,
 /*   190 */   518,   43,  325,  899,  763,  604,  879,  969,  402, -193,
 /*   200 */  -189, -180, -151,  -55,   69,  104,  141,  259,  286,  360,
 /*   210 */   364,  455,  474,  481,  510,  516,  611,  653,  788,   99,
 /*   220 */   871,  878,  995, 1009, 1049, 1081, 1115, 1134, 1136, 1138,
 /*   230 */  1139, 1140,  733, 1110, 1112, 1144, 1145, 1146, 1148, 1084,
 /*   240 */  1161, 1162, 1163, 1089, 1047, 1165, 1166, 1127, 1169,  104,
 /*   250 */  1181, 1182, 1183, 1184, 1185, 1187, 1098, 1100, 1150, 1131,
 /*   260 */  1132, 1135, 1141, 1084, 1150, 1150, 1152, 1173, 1196, 1097,
 /*   270 */  1153, 1143, 1167, 1103, 1154, 1155, 1104, 1176, 1174, 1199,
 /*   280 */  1178, 1186, 1188, 1168, 1158, 1160, 1170, 1159, 1201, 1230,
 /*   290 */  1156, 1243, 1244, 1157, 1164, 1247, 1172, 1189, 1192, 1240,
 /*   300 */  1231, 1241, 1242, 1256, 1257, 1278, 1294, 1251, 1252, 1232,
 /*   310 */  1234, 1265, 1266, 1259, 1301, 1303, 1223, 1225, 1307, 1313,
 /*   320 */  1295, 1317, 1319, 1320, 1323, 1299, 1306, 1308, 1309, 1305,
 /*   330 */  1311, 1315, 1314, 1321, 1312, 1324, 1326, 1327, 1263, 1271,
 /*   340 */  1331, 1296, 1298, 1300, 1302, 1304, 1310, 1316, 1318, 1357,
 /*   350 */  1255, 1260, 1329, 1325, 1332, 1370, 1333, 1338, 1341, 1343,
 /*   360 */  1346, 1390, 1393, 1403, 1405, 1416, 1417, 1418, 1328, 1330,
 /*   370 */  1335, 1409, 1394, 1399, 1401, 1402, 1410, 1391, 1396, 1411,
 /*   380 */  1420, 1413, 1415,
};
static const YYACTIONTYPE yy_default[] = {
 /*     0 */  1537, 1537, 1537, 1377, 1159, 1266, 1159, 1159, 1159, 1377,
 /*    10 */  1377, 1377, 1159, 1296, 1296, 1430, 1190, 1159, 1159, 1159,
 /*    20 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1376, 1159, 1159,
 /*    30 */  1159, 1159, 1460, 1460, 1159, 1159, 1159, 1159, 1159, 1159,
 /*    40 */  1159, 1159, 1159, 1302, 1159, 1159, 1159, 1159, 1159, 1378,
 /*    50 */  1379, 1159, 1159, 1159, 1429, 1431, 1394, 1312, 1311, 1310,
 /*    60 */  1309, 1412, 1283, 1307, 1300, 1304, 1372, 1373, 1371, 1375,
 /*    70 */  1379, 1378, 1159, 1303, 1343, 1357, 1342, 1159, 1159, 1159,
 /*    80 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*    90 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   100 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   110 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   120 */  1159, 1159, 1159, 1159, 1351, 1356, 1362, 1355, 1352, 1345,
 /*   130 */  1344, 1346, 1347, 1159, 1180, 1230, 1159, 1159, 1159, 1159,
 /*   140 */  1448, 1447, 1159, 1159, 1190, 1348, 1349, 1359, 1358, 1437,
 /*   150 */  1493, 1492, 1395, 1159, 1159, 1159, 1159, 1159, 1159, 1460,
 /*   160 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   170 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   180 */  1159, 1159, 1159, 1159, 1460, 1460, 1159, 1190, 1460, 1460,
 /*   190 */  1186, 1337, 1336, 1186, 1290, 1159, 1443, 1266, 1257, 1159,
 /*   200 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   210 */  1159, 1159, 1159, 1434, 1432, 1159, 1159, 1159, 1159, 1159,
 /*   220 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   230 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   240 */  1159, 1159, 1159, 1262, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   250 */  1159, 1159, 1159, 1159, 1159, 1487, 1159, 1407, 1244, 1262,
 /*   260 */  1262, 1262, 1262, 1264, 1245, 1243, 1256, 1191, 1166, 1529,
 /*   270 */  1306, 1285, 1285, 1526, 1306, 1306, 1526, 1205, 1507, 1202,
 /*   280 */  1296, 1296, 1296, 1285, 1290, 1290, 1374, 1263, 1256, 1159,
 /*   290 */  1529, 1271, 1271, 1528, 1528, 1271, 1395, 1315, 1321, 1233,
 /*   300 */  1306, 1239, 1239, 1239, 1239, 1271, 1177, 1306, 1306, 1315,
 /*   310 */  1321, 1233, 1233, 1306, 1271, 1177, 1411, 1523, 1271, 1177,
 /*   320 */  1385, 1271, 1177, 1271, 1177, 1385, 1231, 1231, 1231, 1220,
 /*   330 */  1385, 1231, 1205, 1231, 1220, 1231, 1231, 1385, 1389, 1389,
 /*   340 */  1385, 1289, 1284, 1289, 1284, 1289, 1284, 1289, 1284, 1271,
 /*   350 */  1470, 1470, 1301, 1290, 1380, 1271, 1159, 1301, 1299, 1297,
 /*   360 */  1306, 1183, 1223, 1490, 1490, 1486, 1486, 1486, 1534, 1534,
 /*   370 */  1443, 1502, 1190, 1190, 1190, 1190, 1502, 1207, 1207, 1191,
 /*   380 */  1191, 1190, 1502, 1159, 1159, 1159, 1159, 1159, 1159, 1497,
 /*   390 */  1159, 1396, 1275, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   400 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   410 */  1159, 1159, 1159, 1159, 1159, 1326, 1159, 1162, 1440, 1159,
 /*   420 */  1159, 1438, 1159, 1159, 1159, 1159, 1159, 1159, 1276, 1159,
 /*   430 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   440 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1525, 1159, 1159,
 /*   450 */  1159, 1159, 1159, 1159, 1410, 1409, 1159, 1159, 1273, 1159,
 /*   460 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   470 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   480 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   490 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1298, 1159, 1159,
 /*   500 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   510 */  1159, 1159, 1475, 1291, 1159, 1159, 1516, 1159, 1159, 1159,
 /*   520 */  1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159, 1159,
 /*   530 */  1159, 1511, 1247, 1328, 1159, 1327, 1331, 1159, 1171, 1159,
};
/********** End of lemon-generated parsing tables *****************************/

/* The next table maps tokens (terminal symbols) into fallback tokens.  
** If a construct like the following:
** 
**      %fallback ID X Y Z.
................................................................................
   59,  /*        ROW => ID */
   59,  /*       ROWS => ID */
   59,  /*    TRIGGER => ID */
   59,  /*     VACUUM => ID */
   59,  /*       VIEW => ID */
   59,  /*    VIRTUAL => ID */
   59,  /*       WITH => ID */



   59,  /*    CURRENT => ID */
   59,  /*  FOLLOWING => ID */
   59,  /*  PARTITION => ID */
   59,  /*  PRECEDING => ID */
   59,  /*      RANGE => ID */
   59,  /*  UNBOUNDED => ID */
   59,  /*    EXCLUDE => ID */
   59,  /*     GROUPS => ID */
   59,  /*     OTHERS => ID */
   59,  /*       TIES => ID */
   59,  /*    REINDEX => ID */
   59,  /*     RENAME => ID */
   59,  /*   CTIME_KW => ID */

















































































};
#endif /* YYFALLBACK */

/* The following structure represents a single element of the
** parser's stack.  Information stored includes:
**
**   +  The state number for the parser at this level of the stack.
................................................................................
  /*   75 */ "ROW",
  /*   76 */ "ROWS",
  /*   77 */ "TRIGGER",
  /*   78 */ "VACUUM",
  /*   79 */ "VIEW",
  /*   80 */ "VIRTUAL",
  /*   81 */ "WITH",
  /*   82 */ "CURRENT",
  /*   83 */ "FOLLOWING",
  /*   84 */ "PARTITION",
  /*   85 */ "PRECEDING",
  /*   86 */ "RANGE",
  /*   87 */ "UNBOUNDED",
  /*   88 */ "EXCLUDE",
  /*   89 */ "GROUPS",
  /*   90 */ "OTHERS",
  /*   91 */ "TIES",
  /*   92 */ "REINDEX",
  /*   93 */ "RENAME",
  /*   94 */ "CTIME_KW",
  /*   95 */ "ANY",
  /*   96 */ "BITAND",
  /*   97 */ "BITOR",
  /*   98 */ "LSHIFT",
  /*   99 */ "RSHIFT",
  /*  100 */ "PLUS",
  /*  101 */ "MINUS",
  /*  102 */ "STAR",
  /*  103 */ "SLASH",
  /*  104 */ "REM",
  /*  105 */ "CONCAT",
  /*  106 */ "COLLATE",
  /*  107 */ "BITNOT",
  /*  108 */ "ON",
  /*  109 */ "INDEXED",
  /*  110 */ "STRING",
  /*  111 */ "JOIN_KW",
  /*  112 */ "CONSTRAINT",
  /*  113 */ "DEFAULT",
  /*  114 */ "NULL",
  /*  115 */ "PRIMARY",
  /*  116 */ "UNIQUE",
  /*  117 */ "CHECK",
  /*  118 */ "REFERENCES",
  /*  119 */ "AUTOINCR",
  /*  120 */ "INSERT",
  /*  121 */ "DELETE",
  /*  122 */ "UPDATE",
  /*  123 */ "SET",
  /*  124 */ "DEFERRABLE",
  /*  125 */ "FOREIGN",
  /*  126 */ "DROP",
  /*  127 */ "UNION",
  /*  128 */ "ALL",
  /*  129 */ "EXCEPT",
  /*  130 */ "INTERSECT",
  /*  131 */ "SELECT",
  /*  132 */ "VALUES",
  /*  133 */ "DISTINCT",
  /*  134 */ "DOT",
  /*  135 */ "FROM",
  /*  136 */ "JOIN",
  /*  137 */ "USING",
  /*  138 */ "ORDER",
  /*  139 */ "GROUP",
  /*  140 */ "HAVING",
  /*  141 */ "LIMIT",
  /*  142 */ "WHERE",
  /*  143 */ "INTO",
  /*  144 */ "NOTHING",
  /*  145 */ "FLOAT",
  /*  146 */ "BLOB",
  /*  147 */ "INTEGER",
  /*  148 */ "VARIABLE",
  /*  149 */ "CASE",
  /*  150 */ "WHEN",
  /*  151 */ "THEN",
  /*  152 */ "ELSE",
  /*  153 */ "INDEX",
  /*  154 */ "ALTER",
  /*  155 */ "ADD",
  /*  156 */ "WINDOW",
  /*  157 */ "OVER",
  /*  158 */ "FILTER",
  /*  159 */ "TRUEFALSE",
  /*  160 */ "ISNOT",
  /*  161 */ "FUNCTION",
  /*  162 */ "COLUMN",
  /*  163 */ "AGG_FUNCTION",
  /*  164 */ "AGG_COLUMN",
  /*  165 */ "UMINUS",
  /*  166 */ "UPLUS",
  /*  167 */ "TRUTH",
  /*  168 */ "REGISTER",
  /*  169 */ "VECTOR",
  /*  170 */ "SELECT_COLUMN",
  /*  171 */ "IF_NULL_ROW",
  /*  172 */ "ASTERISK",
  /*  173 */ "SPAN",
  /*  174 */ "SPACE",
  /*  175 */ "ILLEGAL",
  /*  176 */ "input",
  /*  177 */ "cmdlist",
  /*  178 */ "ecmd",
  /*  179 */ "cmdx",
  /*  180 */ "explain",
  /*  181 */ "cmd",
  /*  182 */ "transtype",
  /*  183 */ "trans_opt",
  /*  184 */ "nm",
  /*  185 */ "savepoint_opt",
  /*  186 */ "create_table",
  /*  187 */ "create_table_args",
  /*  188 */ "createkw",
  /*  189 */ "temp",
  /*  190 */ "ifnotexists",
  /*  191 */ "dbnm",
  /*  192 */ "columnlist",
  /*  193 */ "conslist_opt",
  /*  194 */ "table_options",
  /*  195 */ "select",
  /*  196 */ "columnname",
  /*  197 */ "carglist",
  /*  198 */ "typetoken",
  /*  199 */ "typename",
  /*  200 */ "signed",
  /*  201 */ "plus_num",
  /*  202 */ "minus_num",
  /*  203 */ "scanpt",
  /*  204 */ "scantok",
  /*  205 */ "ccons",
  /*  206 */ "term",
  /*  207 */ "expr",
  /*  208 */ "onconf",
  /*  209 */ "sortorder",
  /*  210 */ "autoinc",
  /*  211 */ "eidlist_opt",
  /*  212 */ "refargs",
  /*  213 */ "defer_subclause",
  /*  214 */ "refarg",
  /*  215 */ "refact",
  /*  216 */ "init_deferred_pred_opt",
  /*  217 */ "conslist",
  /*  218 */ "tconscomma",
  /*  219 */ "tcons",
  /*  220 */ "sortlist",
  /*  221 */ "eidlist",
  /*  222 */ "defer_subclause_opt",
  /*  223 */ "orconf",
  /*  224 */ "resolvetype",
  /*  225 */ "raisetype",
  /*  226 */ "ifexists",
  /*  227 */ "fullname",
  /*  228 */ "selectnowith",
  /*  229 */ "oneselect",
  /*  230 */ "wqlist",
  /*  231 */ "multiselect_op",
  /*  232 */ "distinct",
  /*  233 */ "selcollist",
  /*  234 */ "from",
  /*  235 */ "where_opt",
  /*  236 */ "groupby_opt",
  /*  237 */ "having_opt",
  /*  238 */ "orderby_opt",
  /*  239 */ "limit_opt",
  /*  240 */ "window_clause",
  /*  241 */ "values",
  /*  242 */ "nexprlist",
  /*  243 */ "sclp",
  /*  244 */ "as",
  /*  245 */ "seltablist",
  /*  246 */ "stl_prefix",
  /*  247 */ "joinop",
  /*  248 */ "indexed_opt",
  /*  249 */ "on_opt",
  /*  250 */ "using_opt",
  /*  251 */ "exprlist",
  /*  252 */ "xfullname",
  /*  253 */ "idlist",
  /*  254 */ "with",
  /*  255 */ "setlist",
  /*  256 */ "insert_cmd",
  /*  257 */ "idlist_opt",
  /*  258 */ "upsert",
  /*  259 */ "over_clause",
  /*  260 */ "likeop",
  /*  261 */ "between_op",
  /*  262 */ "in_op",
  /*  263 */ "paren_exprlist",
  /*  264 */ "case_operand",
  /*  265 */ "case_exprlist",
  /*  266 */ "case_else",
  /*  267 */ "uniqueflag",
  /*  268 */ "collate",
  /*  269 */ "vinto",
  /*  270 */ "nmnum",
  /*  271 */ "trigger_decl",
  /*  272 */ "trigger_cmd_list",
  /*  273 */ "trigger_time",
  /*  274 */ "trigger_event",
  /*  275 */ "foreach_clause",
  /*  276 */ "when_clause",
  /*  277 */ "trigger_cmd",
  /*  278 */ "trnm",
  /*  279 */ "tridxby",
  /*  280 */ "database_kw_opt",
  /*  281 */ "key_opt",
  /*  282 */ "add_column_fullname",
  /*  283 */ "kwcolumn_opt",
  /*  284 */ "create_vtab",
  /*  285 */ "vtabarglist",
  /*  286 */ "vtabarg",
  /*  287 */ "vtabargtoken",
  /*  288 */ "lp",
  /*  289 */ "anylist",
  /*  290 */ "windowdefn_list",
  /*  291 */ "windowdefn",
  /*  292 */ "window",
  /*  293 */ "frame_opt",
  /*  294 */ "part_opt",
  /*  295 */ "filter_opt",
  /*  296 */ "range_or_rows",
  /*  297 */ "frame_bound",





  /*  298 */ "frame_bound_s",
  /*  299 */ "frame_bound_e",
  /*  300 */ "frame_exclude_opt",
  /*  301 */ "frame_exclude",
};
#endif /* defined(YYCOVERAGE) || !defined(NDEBUG) */

#ifndef NDEBUG
/* For tracing reduce actions, the names of all rules are required.
*/
static const char *const yyRuleName[] = {
................................................................................
 /* 123 */ "indexed_opt ::=",
 /* 124 */ "indexed_opt ::= INDEXED BY nm",
 /* 125 */ "indexed_opt ::= NOT INDEXED",
 /* 126 */ "using_opt ::= USING LP idlist RP",
 /* 127 */ "using_opt ::=",
 /* 128 */ "orderby_opt ::=",
 /* 129 */ "orderby_opt ::= ORDER BY sortlist",
 /* 130 */ "sortlist ::= sortlist COMMA expr sortorder",
 /* 131 */ "sortlist ::= expr sortorder",
 /* 132 */ "sortorder ::= ASC",
 /* 133 */ "sortorder ::= DESC",
 /* 134 */ "sortorder ::=",



 /* 135 */ "groupby_opt ::=",
 /* 136 */ "groupby_opt ::= GROUP BY nexprlist",
 /* 137 */ "having_opt ::=",
 /* 138 */ "having_opt ::= HAVING expr",
 /* 139 */ "limit_opt ::=",
 /* 140 */ "limit_opt ::= LIMIT expr",
 /* 141 */ "limit_opt ::= LIMIT expr OFFSET expr",
 /* 142 */ "limit_opt ::= LIMIT expr COMMA expr",
 /* 143 */ "cmd ::= with DELETE FROM xfullname indexed_opt where_opt",
 /* 144 */ "where_opt ::=",
 /* 145 */ "where_opt ::= WHERE expr",
 /* 146 */ "cmd ::= with UPDATE orconf xfullname indexed_opt SET setlist where_opt",
 /* 147 */ "setlist ::= setlist COMMA nm EQ expr",
 /* 148 */ "setlist ::= setlist COMMA LP idlist RP EQ expr",
 /* 149 */ "setlist ::= nm EQ expr",
 /* 150 */ "setlist ::= LP idlist RP EQ expr",
 /* 151 */ "cmd ::= with insert_cmd INTO xfullname idlist_opt select upsert",
 /* 152 */ "cmd ::= with insert_cmd INTO xfullname idlist_opt DEFAULT VALUES",
 /* 153 */ "upsert ::=",
 /* 154 */ "upsert ::= ON CONFLICT LP sortlist RP where_opt DO UPDATE SET setlist where_opt",
 /* 155 */ "upsert ::= ON CONFLICT LP sortlist RP where_opt DO NOTHING",
 /* 156 */ "upsert ::= ON CONFLICT DO NOTHING",
 /* 157 */ "insert_cmd ::= INSERT orconf",
 /* 158 */ "insert_cmd ::= REPLACE",
 /* 159 */ "idlist_opt ::=",
 /* 160 */ "idlist_opt ::= LP idlist RP",
 /* 161 */ "idlist ::= idlist COMMA nm",
 /* 162 */ "idlist ::= nm",
 /* 163 */ "expr ::= LP expr RP",
 /* 164 */ "expr ::= ID|INDEXED",
 /* 165 */ "expr ::= JOIN_KW",
 /* 166 */ "expr ::= nm DOT nm",
 /* 167 */ "expr ::= nm DOT nm DOT nm",
 /* 168 */ "term ::= NULL|FLOAT|BLOB",
 /* 169 */ "term ::= STRING",
 /* 170 */ "term ::= INTEGER",
 /* 171 */ "expr ::= VARIABLE",
 /* 172 */ "expr ::= expr COLLATE ID|STRING",
 /* 173 */ "expr ::= CAST LP expr AS typetoken RP",
 /* 174 */ "expr ::= ID|INDEXED LP distinct exprlist RP",
 /* 175 */ "expr ::= ID|INDEXED LP STAR RP",
 /* 176 */ "expr ::= ID|INDEXED LP distinct exprlist RP over_clause",
 /* 177 */ "expr ::= ID|INDEXED LP STAR RP over_clause",
 /* 178 */ "term ::= CTIME_KW",
 /* 179 */ "expr ::= LP nexprlist COMMA expr RP",
 /* 180 */ "expr ::= expr AND expr",
 /* 181 */ "expr ::= expr OR expr",
 /* 182 */ "expr ::= expr LT|GT|GE|LE expr",
 /* 183 */ "expr ::= expr EQ|NE expr",
 /* 184 */ "expr ::= expr BITAND|BITOR|LSHIFT|RSHIFT expr",
 /* 185 */ "expr ::= expr PLUS|MINUS expr",
 /* 186 */ "expr ::= expr STAR|SLASH|REM expr",
 /* 187 */ "expr ::= expr CONCAT expr",
 /* 188 */ "likeop ::= NOT LIKE_KW|MATCH",
 /* 189 */ "expr ::= expr likeop expr",
 /* 190 */ "expr ::= expr likeop expr ESCAPE expr",
 /* 191 */ "expr ::= expr ISNULL|NOTNULL",
 /* 192 */ "expr ::= expr NOT NULL",
 /* 193 */ "expr ::= expr IS expr",
 /* 194 */ "expr ::= expr IS NOT expr",
 /* 195 */ "expr ::= NOT expr",
 /* 196 */ "expr ::= BITNOT expr",
 /* 197 */ "expr ::= PLUS|MINUS expr",
 /* 198 */ "between_op ::= BETWEEN",
 /* 199 */ "between_op ::= NOT BETWEEN",
 /* 200 */ "expr ::= expr between_op expr AND expr",
 /* 201 */ "in_op ::= IN",
 /* 202 */ "in_op ::= NOT IN",
 /* 203 */ "expr ::= expr in_op LP exprlist RP",
 /* 204 */ "expr ::= LP select RP",
 /* 205 */ "expr ::= expr in_op LP select RP",
 /* 206 */ "expr ::= expr in_op nm dbnm paren_exprlist",
 /* 207 */ "expr ::= EXISTS LP select RP",
 /* 208 */ "expr ::= CASE case_operand case_exprlist case_else END",
 /* 209 */ "case_exprlist ::= case_exprlist WHEN expr THEN expr",
 /* 210 */ "case_exprlist ::= WHEN expr THEN expr",
 /* 211 */ "case_else ::= ELSE expr",
 /* 212 */ "case_else ::=",
 /* 213 */ "case_operand ::= expr",
 /* 214 */ "case_operand ::=",
 /* 215 */ "exprlist ::=",
 /* 216 */ "nexprlist ::= nexprlist COMMA expr",
 /* 217 */ "nexprlist ::= expr",
 /* 218 */ "paren_exprlist ::=",
 /* 219 */ "paren_exprlist ::= LP exprlist RP",
 /* 220 */ "cmd ::= createkw uniqueflag INDEX ifnotexists nm dbnm ON nm LP sortlist RP where_opt",
 /* 221 */ "uniqueflag ::= UNIQUE",
 /* 222 */ "uniqueflag ::=",
 /* 223 */ "eidlist_opt ::=",
 /* 224 */ "eidlist_opt ::= LP eidlist RP",
 /* 225 */ "eidlist ::= eidlist COMMA nm collate sortorder",
 /* 226 */ "eidlist ::= nm collate sortorder",
 /* 227 */ "collate ::=",
 /* 228 */ "collate ::= COLLATE ID|STRING",
 /* 229 */ "cmd ::= DROP INDEX ifexists fullname",
 /* 230 */ "cmd ::= VACUUM vinto",
 /* 231 */ "cmd ::= VACUUM nm vinto",
 /* 232 */ "vinto ::= INTO expr",
 /* 233 */ "vinto ::=",
 /* 234 */ "cmd ::= PRAGMA nm dbnm",
 /* 235 */ "cmd ::= PRAGMA nm dbnm EQ nmnum",
 /* 236 */ "cmd ::= PRAGMA nm dbnm LP nmnum RP",
 /* 237 */ "cmd ::= PRAGMA nm dbnm EQ minus_num",
 /* 238 */ "cmd ::= PRAGMA nm dbnm LP minus_num RP",
 /* 239 */ "plus_num ::= PLUS INTEGER|FLOAT",
 /* 240 */ "minus_num ::= MINUS INTEGER|FLOAT",
 /* 241 */ "cmd ::= createkw trigger_decl BEGIN trigger_cmd_list END",
 /* 242 */ "trigger_decl ::= temp TRIGGER ifnotexists nm dbnm trigger_time trigger_event ON fullname foreach_clause when_clause",
 /* 243 */ "trigger_time ::= BEFORE|AFTER",
 /* 244 */ "trigger_time ::= INSTEAD OF",
 /* 245 */ "trigger_time ::=",
 /* 246 */ "trigger_event ::= DELETE|INSERT",
 /* 247 */ "trigger_event ::= UPDATE",
 /* 248 */ "trigger_event ::= UPDATE OF idlist",
 /* 249 */ "when_clause ::=",
 /* 250 */ "when_clause ::= WHEN expr",
 /* 251 */ "trigger_cmd_list ::= trigger_cmd_list trigger_cmd SEMI",
 /* 252 */ "trigger_cmd_list ::= trigger_cmd SEMI",
 /* 253 */ "trnm ::= nm DOT nm",
 /* 254 */ "tridxby ::= INDEXED BY nm",
 /* 255 */ "tridxby ::= NOT INDEXED",
 /* 256 */ "trigger_cmd ::= UPDATE orconf trnm tridxby SET setlist where_opt scanpt",
 /* 257 */ "trigger_cmd ::= scanpt insert_cmd INTO trnm idlist_opt select upsert scanpt",
 /* 258 */ "trigger_cmd ::= DELETE FROM trnm tridxby where_opt scanpt",
 /* 259 */ "trigger_cmd ::= scanpt select scanpt",
 /* 260 */ "expr ::= RAISE LP IGNORE RP",
 /* 261 */ "expr ::= RAISE LP raisetype COMMA nm RP",
 /* 262 */ "raisetype ::= ROLLBACK",
 /* 263 */ "raisetype ::= ABORT",
 /* 264 */ "raisetype ::= FAIL",
 /* 265 */ "cmd ::= DROP TRIGGER ifexists fullname",
 /* 266 */ "cmd ::= ATTACH database_kw_opt expr AS expr key_opt",
 /* 267 */ "cmd ::= DETACH database_kw_opt expr",
 /* 268 */ "key_opt ::=",
 /* 269 */ "key_opt ::= KEY expr",
 /* 270 */ "cmd ::= REINDEX",
 /* 271 */ "cmd ::= REINDEX nm dbnm",
 /* 272 */ "cmd ::= ANALYZE",
 /* 273 */ "cmd ::= ANALYZE nm dbnm",
 /* 274 */ "cmd ::= ALTER TABLE fullname RENAME TO nm",
 /* 275 */ "cmd ::= ALTER TABLE add_column_fullname ADD kwcolumn_opt columnname carglist",
 /* 276 */ "add_column_fullname ::= fullname",
 /* 277 */ "cmd ::= ALTER TABLE fullname RENAME kwcolumn_opt nm TO nm",
 /* 278 */ "cmd ::= create_vtab",
 /* 279 */ "cmd ::= create_vtab LP vtabarglist RP",
 /* 280 */ "create_vtab ::= createkw VIRTUAL TABLE ifnotexists nm dbnm USING nm",
 /* 281 */ "vtabarg ::=",
 /* 282 */ "vtabargtoken ::= ANY",
 /* 283 */ "vtabargtoken ::= lp anylist RP",
 /* 284 */ "lp ::= LP",
 /* 285 */ "with ::= WITH wqlist",
 /* 286 */ "with ::= WITH RECURSIVE wqlist",
 /* 287 */ "wqlist ::= nm eidlist_opt AS LP select RP",
 /* 288 */ "wqlist ::= wqlist COMMA nm eidlist_opt AS LP select RP",
 /* 289 */ "windowdefn_list ::= windowdefn",
 /* 290 */ "windowdefn_list ::= windowdefn_list COMMA windowdefn",
 /* 291 */ "windowdefn ::= nm AS LP window RP",
 /* 292 */ "window ::= PARTITION BY nexprlist orderby_opt frame_opt",
 /* 293 */ "window ::= nm PARTITION BY nexprlist orderby_opt frame_opt",
 /* 294 */ "window ::= ORDER BY sortlist frame_opt",
 /* 295 */ "window ::= nm ORDER BY sortlist frame_opt",
 /* 296 */ "window ::= frame_opt",
 /* 297 */ "window ::= nm frame_opt",
 /* 298 */ "frame_opt ::=",
 /* 299 */ "frame_opt ::= range_or_rows frame_bound_s frame_exclude_opt",
 /* 300 */ "frame_opt ::= range_or_rows BETWEEN frame_bound_s AND frame_bound_e frame_exclude_opt",
 /* 301 */ "range_or_rows ::= RANGE|ROWS|GROUPS",
 /* 302 */ "frame_bound_s ::= frame_bound",
 /* 303 */ "frame_bound_s ::= UNBOUNDED PRECEDING",
 /* 304 */ "frame_bound_e ::= frame_bound",
 /* 305 */ "frame_bound_e ::= UNBOUNDED FOLLOWING",
 /* 306 */ "frame_bound ::= expr PRECEDING|FOLLOWING",
 /* 307 */ "frame_bound ::= CURRENT ROW",
 /* 308 */ "frame_exclude_opt ::=",
 /* 309 */ "frame_exclude_opt ::= EXCLUDE frame_exclude",
 /* 310 */ "frame_exclude ::= NO OTHERS",
 /* 311 */ "frame_exclude ::= CURRENT ROW",
 /* 312 */ "frame_exclude ::= GROUP|TIES",
 /* 313 */ "window_clause ::= WINDOW windowdefn_list",



 /* 314 */ "over_clause ::= filter_opt OVER LP window RP",
 /* 315 */ "over_clause ::= filter_opt OVER nm",
 /* 316 */ "filter_opt ::=",
 /* 317 */ "filter_opt ::= FILTER LP WHERE expr RP",
 /* 318 */ "input ::= cmdlist",
 /* 319 */ "cmdlist ::= cmdlist ecmd",
 /* 320 */ "cmdlist ::= ecmd",
 /* 321 */ "ecmd ::= SEMI",
 /* 322 */ "ecmd ::= cmdx SEMI",
 /* 323 */ "ecmd ::= explain cmdx",
 /* 324 */ "trans_opt ::=",
 /* 325 */ "trans_opt ::= TRANSACTION",
 /* 326 */ "trans_opt ::= TRANSACTION nm",
 /* 327 */ "savepoint_opt ::= SAVEPOINT",
 /* 328 */ "savepoint_opt ::=",
 /* 329 */ "cmd ::= create_table create_table_args",
 /* 330 */ "columnlist ::= columnlist COMMA columnname carglist",
 /* 331 */ "columnlist ::= columnname carglist",
 /* 332 */ "nm ::= ID|INDEXED",
 /* 333 */ "nm ::= STRING",
 /* 334 */ "nm ::= JOIN_KW",
 /* 335 */ "typetoken ::= typename",
 /* 336 */ "typename ::= ID|STRING",
 /* 337 */ "signed ::= plus_num",
 /* 338 */ "signed ::= minus_num",
 /* 339 */ "carglist ::= carglist ccons",
 /* 340 */ "carglist ::=",
 /* 341 */ "ccons ::= NULL onconf",
 /* 342 */ "conslist_opt ::= COMMA conslist",
 /* 343 */ "conslist ::= conslist tconscomma tcons",
 /* 344 */ "conslist ::= tcons",
 /* 345 */ "tconscomma ::=",
 /* 346 */ "defer_subclause_opt ::= defer_subclause",
 /* 347 */ "resolvetype ::= raisetype",
 /* 348 */ "selectnowith ::= oneselect",
 /* 349 */ "oneselect ::= values",
 /* 350 */ "sclp ::= selcollist COMMA",
 /* 351 */ "as ::= ID|STRING",
 /* 352 */ "expr ::= term",
 /* 353 */ "likeop ::= LIKE_KW|MATCH",
 /* 354 */ "exprlist ::= nexprlist",
 /* 355 */ "nmnum ::= plus_num",
 /* 356 */ "nmnum ::= nm",
 /* 357 */ "nmnum ::= ON",
 /* 358 */ "nmnum ::= DELETE",
 /* 359 */ "nmnum ::= DEFAULT",
 /* 360 */ "plus_num ::= INTEGER|FLOAT",
 /* 361 */ "foreach_clause ::=",
 /* 362 */ "foreach_clause ::= FOR EACH ROW",
 /* 363 */ "trnm ::= nm",
 /* 364 */ "tridxby ::=",
 /* 365 */ "database_kw_opt ::= DATABASE",
 /* 366 */ "database_kw_opt ::=",
 /* 367 */ "kwcolumn_opt ::=",
 /* 368 */ "kwcolumn_opt ::= COLUMNKW",
 /* 369 */ "vtabarglist ::= vtabarg",
 /* 370 */ "vtabarglist ::= vtabarglist COMMA vtabarg",
 /* 371 */ "vtabarg ::= vtabarg vtabargtoken",
 /* 372 */ "anylist ::=",
 /* 373 */ "anylist ::= anylist LP anylist RP",
 /* 374 */ "anylist ::= anylist ANY",
 /* 375 */ "with ::=",
};
#endif /* NDEBUG */


#if YYSTACKDEPTH<=0
/*
** Try to increase the size of the parser stack.  Return the number
................................................................................
    ** being destroyed before it is finished parsing.
    **
    ** Note: during a reduce, the only symbols destroyed are those
    ** which appear on the RHS of the rule, but which are *not* used
    ** inside the C code.
    */
/********* Begin destructor definitions ***************************************/
    case 195: /* select */
    case 228: /* selectnowith */
    case 229: /* oneselect */
    case 241: /* values */
{
sqlite3SelectDelete(pParse->db, (yypminor->yy391));
}
      break;
    case 206: /* term */
    case 207: /* expr */
    case 235: /* where_opt */
    case 237: /* having_opt */
    case 249: /* on_opt */
    case 264: /* case_operand */
    case 266: /* case_else */
    case 269: /* vinto */
    case 276: /* when_clause */
    case 281: /* key_opt */
    case 295: /* filter_opt */
{
sqlite3ExprDelete(pParse->db, (yypminor->yy102));
}
      break;
    case 211: /* eidlist_opt */
    case 220: /* sortlist */
    case 221: /* eidlist */
    case 233: /* selcollist */
    case 236: /* groupby_opt */
    case 238: /* orderby_opt */
    case 242: /* nexprlist */
    case 243: /* sclp */
    case 251: /* exprlist */
    case 255: /* setlist */
    case 263: /* paren_exprlist */
    case 265: /* case_exprlist */
    case 294: /* part_opt */
{
sqlite3ExprListDelete(pParse->db, (yypminor->yy94));
}
      break;
    case 227: /* fullname */
    case 234: /* from */
    case 245: /* seltablist */
    case 246: /* stl_prefix */
    case 252: /* xfullname */
{
sqlite3SrcListDelete(pParse->db, (yypminor->yy407));
}
      break;
    case 230: /* wqlist */
{
sqlite3WithDelete(pParse->db, (yypminor->yy243));
}
      break;
    case 240: /* window_clause */
    case 290: /* windowdefn_list */
{
sqlite3WindowListDelete(pParse->db, (yypminor->yy379));
}
      break;
    case 250: /* using_opt */
    case 253: /* idlist */
    case 257: /* idlist_opt */
{
sqlite3IdListDelete(pParse->db, (yypminor->yy76));
}
      break;
    case 259: /* over_clause */
    case 291: /* windowdefn */
    case 292: /* window */
    case 293: /* frame_opt */

{
sqlite3WindowDelete(pParse->db, (yypminor->yy379));
}
      break;
    case 272: /* trigger_cmd_list */
    case 277: /* trigger_cmd */
{
sqlite3DeleteTriggerStep(pParse->db, (yypminor->yy11));
}
      break;
    case 274: /* trigger_event */
{
sqlite3IdListDelete(pParse->db, (yypminor->yy298).b);
}
      break;
    case 297: /* frame_bound */
    case 298: /* frame_bound_s */
    case 299: /* frame_bound_e */
{
sqlite3ExprDelete(pParse->db, (yypminor->yy389).pExpr);
}
      break;
/********* End destructor definitions *****************************************/
    default:  break;   /* If no destructor action specified: do nothing */
  }
}

................................................................................
  assert( stateno <= YY_SHIFT_COUNT );
#if defined(YYCOVERAGE)
  yycoverage[stateno][iLookAhead] = 1;
#endif
  do{
    i = yy_shift_ofst[stateno];
    assert( i>=0 );

    /* assert( i+YYNTOKEN<=(int)YY_NLOOKAHEAD ); */
    assert( iLookAhead!=YYNOCODE );
    assert( iLookAhead < YYNTOKEN );
    i += iLookAhead;

    if( i>=YY_NLOOKAHEAD || yy_lookahead[i]!=iLookAhead ){
#ifdef YYFALLBACK
      YYCODETYPE iFallback;            /* Fallback token */
      if( iLookAhead<sizeof(yyFallback)/sizeof(yyFallback[0])
             && (iFallback = yyFallback[iLookAhead])!=0 ){

#ifndef NDEBUG
        if( yyTraceFILE ){
          fprintf(yyTraceFILE, "%sFALLBACK %s => %s\n",
             yyTracePrompt, yyTokenName[iLookAhead], yyTokenName[iFallback]);
        }
#endif
        assert( yyFallback[iFallback]==0 ); /* Fallback loop must terminate */
................................................................................
        iLookAhead = iFallback;
        continue;
      }
#endif
#ifdef YYWILDCARD
      {
        int j = i - iLookAhead + YYWILDCARD;
        if( 
#if YY_SHIFT_MIN+YYWILDCARD<0
          j>=0 &&
#endif
#if YY_SHIFT_MAX+YYWILDCARD>=YY_ACTTAB_COUNT
          j<YY_ACTTAB_COUNT &&
#endif
          j<(int)(sizeof(yy_lookahead)/sizeof(yy_lookahead[0])) &&
          yy_lookahead[j]==YYWILDCARD && iLookAhead>0
        ){
#ifndef NDEBUG
          if( yyTraceFILE ){
            fprintf(yyTraceFILE, "%sWILDCARD %s => %s\n",
               yyTracePrompt, yyTokenName[iLookAhead],
               yyTokenName[YYWILDCARD]);
          }
#endif /* NDEBUG */
          return yy_action[j];
        }
      }
#endif /* YYWILDCARD */
      return yy_default[stateno];
    }else{

      return yy_action[i];
    }
  }while(1);
}

/*
** Find the appropriate action for a parser given the non-terminal
................................................................................
  yytos->minor.yy0 = yyMinor;
  yyTraceShift(yypParser, yyNewState, "Shift");
}

/* For rule J, yyRuleInfoLhs[J] contains the symbol on the left-hand side
** of that rule */
static const YYCODETYPE yyRuleInfoLhs[] = {
   180,  /* (0) explain ::= EXPLAIN */
   180,  /* (1) explain ::= EXPLAIN QUERY PLAN */
   179,  /* (2) cmdx ::= cmd */
   181,  /* (3) cmd ::= BEGIN transtype trans_opt */
   182,  /* (4) transtype ::= */
   182,  /* (5) transtype ::= DEFERRED */
   182,  /* (6) transtype ::= IMMEDIATE */
   182,  /* (7) transtype ::= EXCLUSIVE */
   181,  /* (8) cmd ::= COMMIT|END trans_opt */
   181,  /* (9) cmd ::= ROLLBACK trans_opt */
   181,  /* (10) cmd ::= SAVEPOINT nm */
   181,  /* (11) cmd ::= RELEASE savepoint_opt nm */
   181,  /* (12) cmd ::= ROLLBACK trans_opt TO savepoint_opt nm */
   186,  /* (13) create_table ::= createkw temp TABLE ifnotexists nm dbnm */
   188,  /* (14) createkw ::= CREATE */
   190,  /* (15) ifnotexists ::= */
   190,  /* (16) ifnotexists ::= IF NOT EXISTS */
   189,  /* (17) temp ::= TEMP */
   189,  /* (18) temp ::= */
   187,  /* (19) create_table_args ::= LP columnlist conslist_opt RP table_options */
   187,  /* (20) create_table_args ::= AS select */
   194,  /* (21) table_options ::= */
   194,  /* (22) table_options ::= WITHOUT nm */
   196,  /* (23) columnname ::= nm typetoken */
   198,  /* (24) typetoken ::= */
   198,  /* (25) typetoken ::= typename LP signed RP */
   198,  /* (26) typetoken ::= typename LP signed COMMA signed RP */
   199,  /* (27) typename ::= typename ID|STRING */
   203,  /* (28) scanpt ::= */
   204,  /* (29) scantok ::= */
   205,  /* (30) ccons ::= CONSTRAINT nm */
   205,  /* (31) ccons ::= DEFAULT scantok term */
   205,  /* (32) ccons ::= DEFAULT LP expr RP */
   205,  /* (33) ccons ::= DEFAULT PLUS scantok term */
   205,  /* (34) ccons ::= DEFAULT MINUS scantok term */
   205,  /* (35) ccons ::= DEFAULT scantok ID|INDEXED */
   205,  /* (36) ccons ::= NOT NULL onconf */
   205,  /* (37) ccons ::= PRIMARY KEY sortorder onconf autoinc */
   205,  /* (38) ccons ::= UNIQUE onconf */
   205,  /* (39) ccons ::= CHECK LP expr RP */
   205,  /* (40) ccons ::= REFERENCES nm eidlist_opt refargs */
   205,  /* (41) ccons ::= defer_subclause */
   205,  /* (42) ccons ::= COLLATE ID|STRING */
   210,  /* (43) autoinc ::= */
   210,  /* (44) autoinc ::= AUTOINCR */
   212,  /* (45) refargs ::= */
   212,  /* (46) refargs ::= refargs refarg */
   214,  /* (47) refarg ::= MATCH nm */
   214,  /* (48) refarg ::= ON INSERT refact */
   214,  /* (49) refarg ::= ON DELETE refact */
   214,  /* (50) refarg ::= ON UPDATE refact */
   215,  /* (51) refact ::= SET NULL */
   215,  /* (52) refact ::= SET DEFAULT */
   215,  /* (53) refact ::= CASCADE */
   215,  /* (54) refact ::= RESTRICT */
   215,  /* (55) refact ::= NO ACTION */
   213,  /* (56) defer_subclause ::= NOT DEFERRABLE init_deferred_pred_opt */
   213,  /* (57) defer_subclause ::= DEFERRABLE init_deferred_pred_opt */
   216,  /* (58) init_deferred_pred_opt ::= */
   216,  /* (59) init_deferred_pred_opt ::= INITIALLY DEFERRED */
   216,  /* (60) init_deferred_pred_opt ::= INITIALLY IMMEDIATE */
   193,  /* (61) conslist_opt ::= */
   218,  /* (62) tconscomma ::= COMMA */
   219,  /* (63) tcons ::= CONSTRAINT nm */
   219,  /* (64) tcons ::= PRIMARY KEY LP sortlist autoinc RP onconf */
   219,  /* (65) tcons ::= UNIQUE LP sortlist RP onconf */
   219,  /* (66) tcons ::= CHECK LP expr RP onconf */
   219,  /* (67) tcons ::= FOREIGN KEY LP eidlist RP REFERENCES nm eidlist_opt refargs defer_subclause_opt */
   222,  /* (68) defer_subclause_opt ::= */
   208,  /* (69) onconf ::= */
   208,  /* (70) onconf ::= ON CONFLICT resolvetype */
   223,  /* (71) orconf ::= */
   223,  /* (72) orconf ::= OR resolvetype */
   224,  /* (73) resolvetype ::= IGNORE */
   224,  /* (74) resolvetype ::= REPLACE */
   181,  /* (75) cmd ::= DROP TABLE ifexists fullname */
   226,  /* (76) ifexists ::= IF EXISTS */
   226,  /* (77) ifexists ::= */
   181,  /* (78) cmd ::= createkw temp VIEW ifnotexists nm dbnm eidlist_opt AS select */
   181,  /* (79) cmd ::= DROP VIEW ifexists fullname */
   181,  /* (80) cmd ::= select */
   195,  /* (81) select ::= WITH wqlist selectnowith */
   195,  /* (82) select ::= WITH RECURSIVE wqlist selectnowith */
   195,  /* (83) select ::= selectnowith */
   228,  /* (84) selectnowith ::= selectnowith multiselect_op oneselect */
   231,  /* (85) multiselect_op ::= UNION */
   231,  /* (86) multiselect_op ::= UNION ALL */
   231,  /* (87) multiselect_op ::= EXCEPT|INTERSECT */
   229,  /* (88) oneselect ::= SELECT distinct selcollist from where_opt groupby_opt having_opt orderby_opt limit_opt */
   229,  /* (89) oneselect ::= SELECT distinct selcollist from where_opt groupby_opt having_opt window_clause orderby_opt limit_opt */
   241,  /* (90) values ::= VALUES LP nexprlist RP */
   241,  /* (91) values ::= values COMMA LP nexprlist RP */
   232,  /* (92) distinct ::= DISTINCT */
   232,  /* (93) distinct ::= ALL */
   232,  /* (94) distinct ::= */
   243,  /* (95) sclp ::= */
   233,  /* (96) selcollist ::= sclp scanpt expr scanpt as */
   233,  /* (97) selcollist ::= sclp scanpt STAR */
   233,  /* (98) selcollist ::= sclp scanpt nm DOT STAR */
   244,  /* (99) as ::= AS nm */
   244,  /* (100) as ::= */
   234,  /* (101) from ::= */
   234,  /* (102) from ::= FROM seltablist */
   246,  /* (103) stl_prefix ::= seltablist joinop */
   246,  /* (104) stl_prefix ::= */
   245,  /* (105) seltablist ::= stl_prefix nm dbnm as indexed_opt on_opt using_opt */
   245,  /* (106) seltablist ::= stl_prefix nm dbnm LP exprlist RP as on_opt using_opt */
   245,  /* (107) seltablist ::= stl_prefix LP select RP as on_opt using_opt */
   245,  /* (108) seltablist ::= stl_prefix LP seltablist RP as on_opt using_opt */
   191,  /* (109) dbnm ::= */
   191,  /* (110) dbnm ::= DOT nm */
   227,  /* (111) fullname ::= nm */
   227,  /* (112) fullname ::= nm DOT nm */
   252,  /* (113) xfullname ::= nm */
   252,  /* (114) xfullname ::= nm DOT nm */
   252,  /* (115) xfullname ::= nm DOT nm AS nm */
   252,  /* (116) xfullname ::= nm AS nm */
   247,  /* (117) joinop ::= COMMA|JOIN */
   247,  /* (118) joinop ::= JOIN_KW JOIN */
   247,  /* (119) joinop ::= JOIN_KW nm JOIN */
   247,  /* (120) joinop ::= JOIN_KW nm nm JOIN */
   249,  /* (121) on_opt ::= ON expr */
   249,  /* (122) on_opt ::= */
   248,  /* (123) indexed_opt ::= */
   248,  /* (124) indexed_opt ::= INDEXED BY nm */
   248,  /* (125) indexed_opt ::= NOT INDEXED */
   250,  /* (126) using_opt ::= USING LP idlist RP */
   250,  /* (127) using_opt ::= */
   238,  /* (128) orderby_opt ::= */
   238,  /* (129) orderby_opt ::= ORDER BY sortlist */
   220,  /* (130) sortlist ::= sortlist COMMA expr sortorder */
   220,  /* (131) sortlist ::= expr sortorder */
   209,  /* (132) sortorder ::= ASC */
   209,  /* (133) sortorder ::= DESC */
   209,  /* (134) sortorder ::= */
   236,  /* (135) groupby_opt ::= */
   236,  /* (136) groupby_opt ::= GROUP BY nexprlist */
   237,  /* (137) having_opt ::= */
   237,  /* (138) having_opt ::= HAVING expr */
   239,  /* (139) limit_opt ::= */
   239,  /* (140) limit_opt ::= LIMIT expr */
   239,  /* (141) limit_opt ::= LIMIT expr OFFSET expr */
   239,  /* (142) limit_opt ::= LIMIT expr COMMA expr */
   181,  /* (143) cmd ::= with DELETE FROM xfullname indexed_opt where_opt */
   235,  /* (144) where_opt ::= */
   235,  /* (145) where_opt ::= WHERE expr */
   181,  /* (146) cmd ::= with UPDATE orconf xfullname indexed_opt SET setlist where_opt */
   255,  /* (147) setlist ::= setlist COMMA nm EQ expr */
   255,  /* (148) setlist ::= setlist COMMA LP idlist RP EQ expr */
   255,  /* (149) setlist ::= nm EQ expr */
   255,  /* (150) setlist ::= LP idlist RP EQ expr */
   181,  /* (151) cmd ::= with insert_cmd INTO xfullname idlist_opt select upsert */
   181,  /* (152) cmd ::= with insert_cmd INTO xfullname idlist_opt DEFAULT VALUES */
   258,  /* (153) upsert ::= */
   258,  /* (154) upsert ::= ON CONFLICT LP sortlist RP where_opt DO UPDATE SET setlist where_opt */
   258,  /* (155) upsert ::= ON CONFLICT LP sortlist RP where_opt DO NOTHING */
   258,  /* (156) upsert ::= ON CONFLICT DO NOTHING */
   256,  /* (157) insert_cmd ::= INSERT orconf */
   256,  /* (158) insert_cmd ::= REPLACE */
   257,  /* (159) idlist_opt ::= */
   257,  /* (160) idlist_opt ::= LP idlist RP */
   253,  /* (161) idlist ::= idlist COMMA nm */
   253,  /* (162) idlist ::= nm */
   207,  /* (163) expr ::= LP expr RP */
   207,  /* (164) expr ::= ID|INDEXED */
   207,  /* (165) expr ::= JOIN_KW */
   207,  /* (166) expr ::= nm DOT nm */
   207,  /* (167) expr ::= nm DOT nm DOT nm */
   206,  /* (168) term ::= NULL|FLOAT|BLOB */
   206,  /* (169) term ::= STRING */
   206,  /* (170) term ::= INTEGER */
   207,  /* (171) expr ::= VARIABLE */
   207,  /* (172) expr ::= expr COLLATE ID|STRING */
   207,  /* (173) expr ::= CAST LP expr AS typetoken RP */
   207,  /* (174) expr ::= ID|INDEXED LP distinct exprlist RP */
   207,  /* (175) expr ::= ID|INDEXED LP STAR RP */
   207,  /* (176) expr ::= ID|INDEXED LP distinct exprlist RP over_clause */
   207,  /* (177) expr ::= ID|INDEXED LP STAR RP over_clause */
   206,  /* (178) term ::= CTIME_KW */
   207,  /* (179) expr ::= LP nexprlist COMMA expr RP */
   207,  /* (180) expr ::= expr AND expr */
   207,  /* (181) expr ::= expr OR expr */
   207,  /* (182) expr ::= expr LT|GT|GE|LE expr */
   207,  /* (183) expr ::= expr EQ|NE expr */
   207,  /* (184) expr ::= expr BITAND|BITOR|LSHIFT|RSHIFT expr */
   207,  /* (185) expr ::= expr PLUS|MINUS expr */
   207,  /* (186) expr ::= expr STAR|SLASH|REM expr */
   207,  /* (187) expr ::= expr CONCAT expr */
   260,  /* (188) likeop ::= NOT LIKE_KW|MATCH */
   207,  /* (189) expr ::= expr likeop expr */
   207,  /* (190) expr ::= expr likeop expr ESCAPE expr */
   207,  /* (191) expr ::= expr ISNULL|NOTNULL */
   207,  /* (192) expr ::= expr NOT NULL */
   207,  /* (193) expr ::= expr IS expr */
   207,  /* (194) expr ::= expr IS NOT expr */
   207,  /* (195) expr ::= NOT expr */
   207,  /* (196) expr ::= BITNOT expr */
   207,  /* (197) expr ::= PLUS|MINUS expr */
   261,  /* (198) between_op ::= BETWEEN */
   261,  /* (199) between_op ::= NOT BETWEEN */
   207,  /* (200) expr ::= expr between_op expr AND expr */
   262,  /* (201) in_op ::= IN */
   262,  /* (202) in_op ::= NOT IN */
   207,  /* (203) expr ::= expr in_op LP exprlist RP */
   207,  /* (204) expr ::= LP select RP */
   207,  /* (205) expr ::= expr in_op LP select RP */
   207,  /* (206) expr ::= expr in_op nm dbnm paren_exprlist */
   207,  /* (207) expr ::= EXISTS LP select RP */
   207,  /* (208) expr ::= CASE case_operand case_exprlist case_else END */
   265,  /* (209) case_exprlist ::= case_exprlist WHEN expr THEN expr */
   265,  /* (210) case_exprlist ::= WHEN expr THEN expr */
   266,  /* (211) case_else ::= ELSE expr */
   266,  /* (212) case_else ::= */
   264,  /* (213) case_operand ::= expr */
   264,  /* (214) case_operand ::= */
   251,  /* (215) exprlist ::= */
   242,  /* (216) nexprlist ::= nexprlist COMMA expr */
   242,  /* (217) nexprlist ::= expr */
   263,  /* (218) paren_exprlist ::= */
   263,  /* (219) paren_exprlist ::= LP exprlist RP */
   181,  /* (220) cmd ::= createkw uniqueflag INDEX ifnotexists nm dbnm ON nm LP sortlist RP where_opt */
   267,  /* (221) uniqueflag ::= UNIQUE */
   267,  /* (222) uniqueflag ::= */
   211,  /* (223) eidlist_opt ::= */
   211,  /* (224) eidlist_opt ::= LP eidlist RP */
   221,  /* (225) eidlist ::= eidlist COMMA nm collate sortorder */
   221,  /* (226) eidlist ::= nm collate sortorder */
   268,  /* (227) collate ::= */
   268,  /* (228) collate ::= COLLATE ID|STRING */
   181,  /* (229) cmd ::= DROP INDEX ifexists fullname */
   181,  /* (230) cmd ::= VACUUM vinto */
   181,  /* (231) cmd ::= VACUUM nm vinto */
   269,  /* (232) vinto ::= INTO expr */
   269,  /* (233) vinto ::= */
   181,  /* (234) cmd ::= PRAGMA nm dbnm */
   181,  /* (235) cmd ::= PRAGMA nm dbnm EQ nmnum */
   181,  /* (236) cmd ::= PRAGMA nm dbnm LP nmnum RP */
   181,  /* (237) cmd ::= PRAGMA nm dbnm EQ minus_num */
   181,  /* (238) cmd ::= PRAGMA nm dbnm LP minus_num RP */
   201,  /* (239) plus_num ::= PLUS INTEGER|FLOAT */
   202,  /* (240) minus_num ::= MINUS INTEGER|FLOAT */
   181,  /* (241) cmd ::= createkw trigger_decl BEGIN trigger_cmd_list END */
   271,  /* (242) trigger_decl ::= temp TRIGGER ifnotexists nm dbnm trigger_time trigger_event ON fullname foreach_clause when_clause */
   273,  /* (243) trigger_time ::= BEFORE|AFTER */
   273,  /* (244) trigger_time ::= INSTEAD OF */
   273,  /* (245) trigger_time ::= */
   274,  /* (246) trigger_event ::= DELETE|INSERT */
   274,  /* (247) trigger_event ::= UPDATE */
   274,  /* (248) trigger_event ::= UPDATE OF idlist */
   276,  /* (249) when_clause ::= */
   276,  /* (250) when_clause ::= WHEN expr */
   272,  /* (251) trigger_cmd_list ::= trigger_cmd_list trigger_cmd SEMI */
   272,  /* (252) trigger_cmd_list ::= trigger_cmd SEMI */
   278,  /* (253) trnm ::= nm DOT nm */
   279,  /* (254) tridxby ::= INDEXED BY nm */
   279,  /* (255) tridxby ::= NOT INDEXED */
   277,  /* (256) trigger_cmd ::= UPDATE orconf trnm tridxby SET setlist where_opt scanpt */
   277,  /* (257) trigger_cmd ::= scanpt insert_cmd INTO trnm idlist_opt select upsert scanpt */
   277,  /* (258) trigger_cmd ::= DELETE FROM trnm tridxby where_opt scanpt */
   277,  /* (259) trigger_cmd ::= scanpt select scanpt */
   207,  /* (260) expr ::= RAISE LP IGNORE RP */
   207,  /* (261) expr ::= RAISE LP raisetype COMMA nm RP */
   225,  /* (262) raisetype ::= ROLLBACK */
   225,  /* (263) raisetype ::= ABORT */
   225,  /* (264) raisetype ::= FAIL */
   181,  /* (265) cmd ::= DROP TRIGGER ifexists fullname */
   181,  /* (266) cmd ::= ATTACH database_kw_opt expr AS expr key_opt */
   181,  /* (267) cmd ::= DETACH database_kw_opt expr */
   281,  /* (268) key_opt ::= */
   281,  /* (269) key_opt ::= KEY expr */
   181,  /* (270) cmd ::= REINDEX */
   181,  /* (271) cmd ::= REINDEX nm dbnm */
   181,  /* (272) cmd ::= ANALYZE */
   181,  /* (273) cmd ::= ANALYZE nm dbnm */
   181,  /* (274) cmd ::= ALTER TABLE fullname RENAME TO nm */
   181,  /* (275) cmd ::= ALTER TABLE add_column_fullname ADD kwcolumn_opt columnname carglist */
   282,  /* (276) add_column_fullname ::= fullname */
   181,  /* (277) cmd ::= ALTER TABLE fullname RENAME kwcolumn_opt nm TO nm */
   181,  /* (278) cmd ::= create_vtab */
   181,  /* (279) cmd ::= create_vtab LP vtabarglist RP */
   284,  /* (280) create_vtab ::= createkw VIRTUAL TABLE ifnotexists nm dbnm USING nm */
   286,  /* (281) vtabarg ::= */
   287,  /* (282) vtabargtoken ::= ANY */
   287,  /* (283) vtabargtoken ::= lp anylist RP */
   288,  /* (284) lp ::= LP */
   254,  /* (285) with ::= WITH wqlist */
   254,  /* (286) with ::= WITH RECURSIVE wqlist */
   230,  /* (287) wqlist ::= nm eidlist_opt AS LP select RP */
   230,  /* (288) wqlist ::= wqlist COMMA nm eidlist_opt AS LP select RP */
   290,  /* (289) windowdefn_list ::= windowdefn */
   290,  /* (290) windowdefn_list ::= windowdefn_list COMMA windowdefn */
   291,  /* (291) windowdefn ::= nm AS LP window RP */
   292,  /* (292) window ::= PARTITION BY nexprlist orderby_opt frame_opt */
   292,  /* (293) window ::= nm PARTITION BY nexprlist orderby_opt frame_opt */
   292,  /* (294) window ::= ORDER BY sortlist frame_opt */
   292,  /* (295) window ::= nm ORDER BY sortlist frame_opt */
   292,  /* (296) window ::= frame_opt */
   292,  /* (297) window ::= nm frame_opt */
   293,  /* (298) frame_opt ::= */
   293,  /* (299) frame_opt ::= range_or_rows frame_bound_s frame_exclude_opt */
   293,  /* (300) frame_opt ::= range_or_rows BETWEEN frame_bound_s AND frame_bound_e frame_exclude_opt */
   296,  /* (301) range_or_rows ::= RANGE|ROWS|GROUPS */
   298,  /* (302) frame_bound_s ::= frame_bound */
   298,  /* (303) frame_bound_s ::= UNBOUNDED PRECEDING */
   299,  /* (304) frame_bound_e ::= frame_bound */
   299,  /* (305) frame_bound_e ::= UNBOUNDED FOLLOWING */
   297,  /* (306) frame_bound ::= expr PRECEDING|FOLLOWING */
   297,  /* (307) frame_bound ::= CURRENT ROW */
   300,  /* (308) frame_exclude_opt ::= */
   300,  /* (309) frame_exclude_opt ::= EXCLUDE frame_exclude */
   301,  /* (310) frame_exclude ::= NO OTHERS */
   301,  /* (311) frame_exclude ::= CURRENT ROW */
   301,  /* (312) frame_exclude ::= GROUP|TIES */
   240,  /* (313) window_clause ::= WINDOW windowdefn_list */
   259,  /* (314) over_clause ::= filter_opt OVER LP window RP */
   259,  /* (315) over_clause ::= filter_opt OVER nm */
   295,  /* (316) filter_opt ::= */
   295,  /* (317) filter_opt ::= FILTER LP WHERE expr RP */
   176,  /* (318) input ::= cmdlist */
   177,  /* (319) cmdlist ::= cmdlist ecmd */
   177,  /* (320) cmdlist ::= ecmd */
   178,  /* (321) ecmd ::= SEMI */
   178,  /* (322) ecmd ::= cmdx SEMI */
   178,  /* (323) ecmd ::= explain cmdx */
   183,  /* (324) trans_opt ::= */
   183,  /* (325) trans_opt ::= TRANSACTION */
   183,  /* (326) trans_opt ::= TRANSACTION nm */
   185,  /* (327) savepoint_opt ::= SAVEPOINT */
   185,  /* (328) savepoint_opt ::= */
   181,  /* (329) cmd ::= create_table create_table_args */
   192,  /* (330) columnlist ::= columnlist COMMA columnname carglist */
   192,  /* (331) columnlist ::= columnname carglist */
   184,  /* (332) nm ::= ID|INDEXED */
   184,  /* (333) nm ::= STRING */
   184,  /* (334) nm ::= JOIN_KW */
   198,  /* (335) typetoken ::= typename */
   199,  /* (336) typename ::= ID|STRING */
   200,  /* (337) signed ::= plus_num */
   200,  /* (338) signed ::= minus_num */
   197,  /* (339) carglist ::= carglist ccons */
   197,  /* (340) carglist ::= */
   205,  /* (341) ccons ::= NULL onconf */
   193,  /* (342) conslist_opt ::= COMMA conslist */
   217,  /* (343) conslist ::= conslist tconscomma tcons */
   217,  /* (344) conslist ::= tcons */
   218,  /* (345) tconscomma ::= */
   222,  /* (346) defer_subclause_opt ::= defer_subclause */
   224,  /* (347) resolvetype ::= raisetype */
   228,  /* (348) selectnowith ::= oneselect */
   229,  /* (349) oneselect ::= values */
   243,  /* (350) sclp ::= selcollist COMMA */
   244,  /* (351) as ::= ID|STRING */
   207,  /* (352) expr ::= term */
   260,  /* (353) likeop ::= LIKE_KW|MATCH */
   251,  /* (354) exprlist ::= nexprlist */
   270,  /* (355) nmnum ::= plus_num */
   270,  /* (356) nmnum ::= nm */
   270,  /* (357) nmnum ::= ON */
   270,  /* (358) nmnum ::= DELETE */
   270,  /* (359) nmnum ::= DEFAULT */
   201,  /* (360) plus_num ::= INTEGER|FLOAT */
   275,  /* (361) foreach_clause ::= */
   275,  /* (362) foreach_clause ::= FOR EACH ROW */
   278,  /* (363) trnm ::= nm */
   279,  /* (364) tridxby ::= */
   280,  /* (365) database_kw_opt ::= DATABASE */
   280,  /* (366) database_kw_opt ::= */
   283,  /* (367) kwcolumn_opt ::= */
   283,  /* (368) kwcolumn_opt ::= COLUMNKW */
   285,  /* (369) vtabarglist ::= vtabarg */
   285,  /* (370) vtabarglist ::= vtabarglist COMMA vtabarg */
   286,  /* (371) vtabarg ::= vtabarg vtabargtoken */
   289,  /* (372) anylist ::= */
   289,  /* (373) anylist ::= anylist LP anylist RP */
   289,  /* (374) anylist ::= anylist ANY */
   254,  /* (375) with ::= */





};

/* For rule J, yyRuleInfoNRhs[J] contains the negative of the number
** of symbols on the right-hand side of that rule. */
static const signed char yyRuleInfoNRhs[] = {
   -1,  /* (0) explain ::= EXPLAIN */
   -3,  /* (1) explain ::= EXPLAIN QUERY PLAN */
................................................................................
    0,  /* (123) indexed_opt ::= */
   -3,  /* (124) indexed_opt ::= INDEXED BY nm */
   -2,  /* (125) indexed_opt ::= NOT INDEXED */
   -4,  /* (126) using_opt ::= USING LP idlist RP */
    0,  /* (127) using_opt ::= */
    0,  /* (128) orderby_opt ::= */
   -3,  /* (129) orderby_opt ::= ORDER BY sortlist */
   -4,  /* (130) sortlist ::= sortlist COMMA expr sortorder */
   -2,  /* (131) sortlist ::= expr sortorder */
   -1,  /* (132) sortorder ::= ASC */
   -1,  /* (133) sortorder ::= DESC */
    0,  /* (134) sortorder ::= */



    0,  /* (135) groupby_opt ::= */
   -3,  /* (136) groupby_opt ::= GROUP BY nexprlist */
    0,  /* (137) having_opt ::= */
   -2,  /* (138) having_opt ::= HAVING expr */
    0,  /* (139) limit_opt ::= */
   -2,  /* (140) limit_opt ::= LIMIT expr */
   -4,  /* (141) limit_opt ::= LIMIT expr OFFSET expr */
   -4,  /* (142) limit_opt ::= LIMIT expr COMMA expr */
   -6,  /* (143) cmd ::= with DELETE FROM xfullname indexed_opt where_opt */
    0,  /* (144) where_opt ::= */
   -2,  /* (145) where_opt ::= WHERE expr */
   -8,  /* (146) cmd ::= with UPDATE orconf xfullname indexed_opt SET setlist where_opt */
   -5,  /* (147) setlist ::= setlist COMMA nm EQ expr */
   -7,  /* (148) setlist ::= setlist COMMA LP idlist RP EQ expr */
   -3,  /* (149) setlist ::= nm EQ expr */
   -5,  /* (150) setlist ::= LP idlist RP EQ expr */
   -7,  /* (151) cmd ::= with insert_cmd INTO xfullname idlist_opt select upsert */
   -7,  /* (152) cmd ::= with insert_cmd INTO xfullname idlist_opt DEFAULT VALUES */
    0,  /* (153) upsert ::= */
  -11,  /* (154) upsert ::= ON CONFLICT LP sortlist RP where_opt DO UPDATE SET setlist where_opt */
   -8,  /* (155) upsert ::= ON CONFLICT LP sortlist RP where_opt DO NOTHING */
   -4,  /* (156) upsert ::= ON CONFLICT DO NOTHING */
   -2,  /* (157) insert_cmd ::= INSERT orconf */
   -1,  /* (158) insert_cmd ::= REPLACE */
    0,  /* (159) idlist_opt ::= */
   -3,  /* (160) idlist_opt ::= LP idlist RP */
   -3,  /* (161) idlist ::= idlist COMMA nm */
   -1,  /* (162) idlist ::= nm */
   -3,  /* (163) expr ::= LP expr RP */
   -1,  /* (164) expr ::= ID|INDEXED */
   -1,  /* (165) expr ::= JOIN_KW */
   -3,  /* (166) expr ::= nm DOT nm */
   -5,  /* (167) expr ::= nm DOT nm DOT nm */
   -1,  /* (168) term ::= NULL|FLOAT|BLOB */
   -1,  /* (169) term ::= STRING */
   -1,  /* (170) term ::= INTEGER */
   -1,  /* (171) expr ::= VARIABLE */
   -3,  /* (172) expr ::= expr COLLATE ID|STRING */
   -6,  /* (173) expr ::= CAST LP expr AS typetoken RP */
   -5,  /* (174) expr ::= ID|INDEXED LP distinct exprlist RP */
   -4,  /* (175) expr ::= ID|INDEXED LP STAR RP */
   -6,  /* (176) expr ::= ID|INDEXED LP distinct exprlist RP over_clause */
   -5,  /* (177) expr ::= ID|INDEXED LP STAR RP over_clause */
   -1,  /* (178) term ::= CTIME_KW */
   -5,  /* (179) expr ::= LP nexprlist COMMA expr RP */
   -3,  /* (180) expr ::= expr AND expr */
   -3,  /* (181) expr ::= expr OR expr */
   -3,  /* (182) expr ::= expr LT|GT|GE|LE expr */
   -3,  /* (183) expr ::= expr EQ|NE expr */
   -3,  /* (184) expr ::= expr BITAND|BITOR|LSHIFT|RSHIFT expr */
   -3,  /* (185) expr ::= expr PLUS|MINUS expr */
   -3,  /* (186) expr ::= expr STAR|SLASH|REM expr */
   -3,  /* (187) expr ::= expr CONCAT expr */
   -2,  /* (188) likeop ::= NOT LIKE_KW|MATCH */
   -3,  /* (189) expr ::= expr likeop expr */
   -5,  /* (190) expr ::= expr likeop expr ESCAPE expr */
   -2,  /* (191) expr ::= expr ISNULL|NOTNULL */
   -3,  /* (192) expr ::= expr NOT NULL */
   -3,  /* (193) expr ::= expr IS expr */
   -4,  /* (194) expr ::= expr IS NOT expr */
   -2,  /* (195) expr ::= NOT expr */
   -2,  /* (196) expr ::= BITNOT expr */
   -2,  /* (197) expr ::= PLUS|MINUS expr */
   -1,  /* (198) between_op ::= BETWEEN */
   -2,  /* (199) between_op ::= NOT BETWEEN */
   -5,  /* (200) expr ::= expr between_op expr AND expr */
   -1,  /* (201) in_op ::= IN */
   -2,  /* (202) in_op ::= NOT IN */
   -5,  /* (203) expr ::= expr in_op LP exprlist RP */
   -3,  /* (204) expr ::= LP select RP */
   -5,  /* (205) expr ::= expr in_op LP select RP */
   -5,  /* (206) expr ::= expr in_op nm dbnm paren_exprlist */
   -4,  /* (207) expr ::= EXISTS LP select RP */
   -5,  /* (208) expr ::= CASE case_operand case_exprlist case_else END */
   -5,  /* (209) case_exprlist ::= case_exprlist WHEN expr THEN expr */
   -4,  /* (210) case_exprlist ::= WHEN expr THEN expr */
   -2,  /* (211) case_else ::= ELSE expr */
    0,  /* (212) case_else ::= */
   -1,  /* (213) case_operand ::= expr */
    0,  /* (214) case_operand ::= */
    0,  /* (215) exprlist ::= */
   -3,  /* (216) nexprlist ::= nexprlist COMMA expr */
   -1,  /* (217) nexprlist ::= expr */
    0,  /* (218) paren_exprlist ::= */
   -3,  /* (219) paren_exprlist ::= LP exprlist RP */
  -12,  /* (220) cmd ::= createkw uniqueflag INDEX ifnotexists nm dbnm ON nm LP sortlist RP where_opt */
   -1,  /* (221) uniqueflag ::= UNIQUE */
    0,  /* (222) uniqueflag ::= */
    0,  /* (223) eidlist_opt ::= */
   -3,  /* (224) eidlist_opt ::= LP eidlist RP */
   -5,  /* (225) eidlist ::= eidlist COMMA nm collate sortorder */
   -3,  /* (226) eidlist ::= nm collate sortorder */
    0,  /* (227) collate ::= */
   -2,  /* (228) collate ::= COLLATE ID|STRING */
   -4,  /* (229) cmd ::= DROP INDEX ifexists fullname */
   -2,  /* (230) cmd ::= VACUUM vinto */
   -3,  /* (231) cmd ::= VACUUM nm vinto */
   -2,  /* (232) vinto ::= INTO expr */
    0,  /* (233) vinto ::= */
   -3,  /* (234) cmd ::= PRAGMA nm dbnm */
   -5,  /* (235) cmd ::= PRAGMA nm dbnm EQ nmnum */
   -6,  /* (236) cmd ::= PRAGMA nm dbnm LP nmnum RP */
   -5,  /* (237) cmd ::= PRAGMA nm dbnm EQ minus_num */
   -6,  /* (238) cmd ::= PRAGMA nm dbnm LP minus_num RP */
   -2,  /* (239) plus_num ::= PLUS INTEGER|FLOAT */
   -2,  /* (240) minus_num ::= MINUS INTEGER|FLOAT */
   -5,  /* (241) cmd ::= createkw trigger_decl BEGIN trigger_cmd_list END */
  -11,  /* (242) trigger_decl ::= temp TRIGGER ifnotexists nm dbnm trigger_time trigger_event ON fullname foreach_clause when_clause */
   -1,  /* (243) trigger_time ::= BEFORE|AFTER */
   -2,  /* (244) trigger_time ::= INSTEAD OF */
    0,  /* (245) trigger_time ::= */
   -1,  /* (246) trigger_event ::= DELETE|INSERT */
   -1,  /* (247) trigger_event ::= UPDATE */
   -3,  /* (248) trigger_event ::= UPDATE OF idlist */
    0,  /* (249) when_clause ::= */
   -2,  /* (250) when_clause ::= WHEN expr */
   -3,  /* (251) trigger_cmd_list ::= trigger_cmd_list trigger_cmd SEMI */
   -2,  /* (252) trigger_cmd_list ::= trigger_cmd SEMI */
   -3,  /* (253) trnm ::= nm DOT nm */
   -3,  /* (254) tridxby ::= INDEXED BY nm */
   -2,  /* (255) tridxby ::= NOT INDEXED */
   -8,  /* (256) trigger_cmd ::= UPDATE orconf trnm tridxby SET setlist where_opt scanpt */
   -8,  /* (257) trigger_cmd ::= scanpt insert_cmd INTO trnm idlist_opt select upsert scanpt */
   -6,  /* (258) trigger_cmd ::= DELETE FROM trnm tridxby where_opt scanpt */
   -3,  /* (259) trigger_cmd ::= scanpt select scanpt */
   -4,  /* (260) expr ::= RAISE LP IGNORE RP */
   -6,  /* (261) expr ::= RAISE LP raisetype COMMA nm RP */
   -1,  /* (262) raisetype ::= ROLLBACK */
   -1,  /* (263) raisetype ::= ABORT */
   -1,  /* (264) raisetype ::= FAIL */
   -4,  /* (265) cmd ::= DROP TRIGGER ifexists fullname */
   -6,  /* (266) cmd ::= ATTACH database_kw_opt expr AS expr key_opt */
   -3,  /* (267) cmd ::= DETACH database_kw_opt expr */
    0,  /* (268) key_opt ::= */
   -2,  /* (269) key_opt ::= KEY expr */
   -1,  /* (270) cmd ::= REINDEX */
   -3,  /* (271) cmd ::= REINDEX nm dbnm */
   -1,  /* (272) cmd ::= ANALYZE */
   -3,  /* (273) cmd ::= ANALYZE nm dbnm */
   -6,  /* (274) cmd ::= ALTER TABLE fullname RENAME TO nm */
   -7,  /* (275) cmd ::= ALTER TABLE add_column_fullname ADD kwcolumn_opt columnname carglist */
   -1,  /* (276) add_column_fullname ::= fullname */
   -8,  /* (277) cmd ::= ALTER TABLE fullname RENAME kwcolumn_opt nm TO nm */
   -1,  /* (278) cmd ::= create_vtab */
   -4,  /* (279) cmd ::= create_vtab LP vtabarglist RP */
   -8,  /* (280) create_vtab ::= createkw VIRTUAL TABLE ifnotexists nm dbnm USING nm */
    0,  /* (281) vtabarg ::= */
   -1,  /* (282) vtabargtoken ::= ANY */
   -3,  /* (283) vtabargtoken ::= lp anylist RP */
   -1,  /* (284) lp ::= LP */
   -2,  /* (285) with ::= WITH wqlist */
   -3,  /* (286) with ::= WITH RECURSIVE wqlist */
   -6,  /* (287) wqlist ::= nm eidlist_opt AS LP select RP */
   -8,  /* (288) wqlist ::= wqlist COMMA nm eidlist_opt AS LP select RP */
   -1,  /* (289) windowdefn_list ::= windowdefn */
   -3,  /* (290) windowdefn_list ::= windowdefn_list COMMA windowdefn */
   -5,  /* (291) windowdefn ::= nm AS LP window RP */
   -5,  /* (292) window ::= PARTITION BY nexprlist orderby_opt frame_opt */
   -6,  /* (293) window ::= nm PARTITION BY nexprlist orderby_opt frame_opt */
   -4,  /* (294) window ::= ORDER BY sortlist frame_opt */
   -5,  /* (295) window ::= nm ORDER BY sortlist frame_opt */
   -1,  /* (296) window ::= frame_opt */
   -2,  /* (297) window ::= nm frame_opt */
    0,  /* (298) frame_opt ::= */
   -3,  /* (299) frame_opt ::= range_or_rows frame_bound_s frame_exclude_opt */
   -6,  /* (300) frame_opt ::= range_or_rows BETWEEN frame_bound_s AND frame_bound_e frame_exclude_opt */
   -1,  /* (301) range_or_rows ::= RANGE|ROWS|GROUPS */
   -1,  /* (302) frame_bound_s ::= frame_bound */
   -2,  /* (303) frame_bound_s ::= UNBOUNDED PRECEDING */
   -1,  /* (304) frame_bound_e ::= frame_bound */
   -2,  /* (305) frame_bound_e ::= UNBOUNDED FOLLOWING */
   -2,  /* (306) frame_bound ::= expr PRECEDING|FOLLOWING */
   -2,  /* (307) frame_bound ::= CURRENT ROW */
    0,  /* (308) frame_exclude_opt ::= */
   -2,  /* (309) frame_exclude_opt ::= EXCLUDE frame_exclude */
   -2,  /* (310) frame_exclude ::= NO OTHERS */
   -2,  /* (311) frame_exclude ::= CURRENT ROW */
   -1,  /* (312) frame_exclude ::= GROUP|TIES */
   -2,  /* (313) window_clause ::= WINDOW windowdefn_list */



   -5,  /* (314) over_clause ::= filter_opt OVER LP window RP */
   -3,  /* (315) over_clause ::= filter_opt OVER nm */
    0,  /* (316) filter_opt ::= */
   -5,  /* (317) filter_opt ::= FILTER LP WHERE expr RP */
   -1,  /* (318) input ::= cmdlist */
   -2,  /* (319) cmdlist ::= cmdlist ecmd */
   -1,  /* (320) cmdlist ::= ecmd */
   -1,  /* (321) ecmd ::= SEMI */
   -2,  /* (322) ecmd ::= cmdx SEMI */
   -2,  /* (323) ecmd ::= explain cmdx */
    0,  /* (324) trans_opt ::= */
   -1,  /* (325) trans_opt ::= TRANSACTION */
   -2,  /* (326) trans_opt ::= TRANSACTION nm */
   -1,  /* (327) savepoint_opt ::= SAVEPOINT */
    0,  /* (328) savepoint_opt ::= */
   -2,  /* (329) cmd ::= create_table create_table_args */
   -4,  /* (330) columnlist ::= columnlist COMMA columnname carglist */
   -2,  /* (331) columnlist ::= columnname carglist */
   -1,  /* (332) nm ::= ID|INDEXED */
   -1,  /* (333) nm ::= STRING */
   -1,  /* (334) nm ::= JOIN_KW */
   -1,  /* (335) typetoken ::= typename */
   -1,  /* (336) typename ::= ID|STRING */
   -1,  /* (337) signed ::= plus_num */
   -1,  /* (338) signed ::= minus_num */
   -2,  /* (339) carglist ::= carglist ccons */
    0,  /* (340) carglist ::= */
   -2,  /* (341) ccons ::= NULL onconf */
   -2,  /* (342) conslist_opt ::= COMMA conslist */
   -3,  /* (343) conslist ::= conslist tconscomma tcons */
   -1,  /* (344) conslist ::= tcons */
    0,  /* (345) tconscomma ::= */
   -1,  /* (346) defer_subclause_opt ::= defer_subclause */
   -1,  /* (347) resolvetype ::= raisetype */
   -1,  /* (348) selectnowith ::= oneselect */
   -1,  /* (349) oneselect ::= values */
   -2,  /* (350) sclp ::= selcollist COMMA */
   -1,  /* (351) as ::= ID|STRING */
   -1,  /* (352) expr ::= term */
   -1,  /* (353) likeop ::= LIKE_KW|MATCH */
   -1,  /* (354) exprlist ::= nexprlist */
   -1,  /* (355) nmnum ::= plus_num */
   -1,  /* (356) nmnum ::= nm */
   -1,  /* (357) nmnum ::= ON */
   -1,  /* (358) nmnum ::= DELETE */
   -1,  /* (359) nmnum ::= DEFAULT */
   -1,  /* (360) plus_num ::= INTEGER|FLOAT */
    0,  /* (361) foreach_clause ::= */
   -3,  /* (362) foreach_clause ::= FOR EACH ROW */
   -1,  /* (363) trnm ::= nm */
    0,  /* (364) tridxby ::= */
   -1,  /* (365) database_kw_opt ::= DATABASE */
    0,  /* (366) database_kw_opt ::= */
    0,  /* (367) kwcolumn_opt ::= */
   -1,  /* (368) kwcolumn_opt ::= COLUMNKW */
   -1,  /* (369) vtabarglist ::= vtabarg */
   -3,  /* (370) vtabarglist ::= vtabarglist COMMA vtabarg */
   -2,  /* (371) vtabarg ::= vtabarg vtabargtoken */
    0,  /* (372) anylist ::= */
   -4,  /* (373) anylist ::= anylist LP anylist RP */
   -2,  /* (374) anylist ::= anylist ANY */
    0,  /* (375) with ::= */
};

static void yy_accept(yyParser*);  /* Forward Declaration */

/*
** Perform a reduce action and the shift that must immediately
** follow the reduce.
................................................................................
      case 1: /* explain ::= EXPLAIN QUERY PLAN */
{ pParse->explain = 2; }
        break;
      case 2: /* cmdx ::= cmd */
{ sqlite3FinishCoding(pParse); }
        break;
      case 3: /* cmd ::= BEGIN transtype trans_opt */
{sqlite3BeginTransaction(pParse, yymsp[-1].minor.yy100);}
        break;
      case 4: /* transtype ::= */
{yymsp[1].minor.yy100 = TK_DEFERRED;}
        break;
      case 5: /* transtype ::= DEFERRED */
      case 6: /* transtype ::= IMMEDIATE */ yytestcase(yyruleno==6);
      case 7: /* transtype ::= EXCLUSIVE */ yytestcase(yyruleno==7);
      case 301: /* range_or_rows ::= RANGE|ROWS|GROUPS */ yytestcase(yyruleno==301);
{yymsp[0].minor.yy100 = yymsp[0].major; /*A-overwrites-X*/}
        break;
      case 8: /* cmd ::= COMMIT|END trans_opt */
      case 9: /* cmd ::= ROLLBACK trans_opt */ yytestcase(yyruleno==9);
{sqlite3EndTransaction(pParse,yymsp[-1].major);}
        break;
      case 10: /* cmd ::= SAVEPOINT nm */
{
................................................................................
      case 12: /* cmd ::= ROLLBACK trans_opt TO savepoint_opt nm */
{
  sqlite3Savepoint(pParse, SAVEPOINT_ROLLBACK, &yymsp[0].minor.yy0);
}
        break;
      case 13: /* create_table ::= createkw temp TABLE ifnotexists nm dbnm */
{
   sqlite3StartTable(pParse,&yymsp[-1].minor.yy0,&yymsp[0].minor.yy0,yymsp[-4].minor.yy100,0,0,yymsp[-2].minor.yy100);
}
        break;
      case 14: /* createkw ::= CREATE */
{disableLookaside(pParse);}
        break;
      case 15: /* ifnotexists ::= */
      case 18: /* temp ::= */ yytestcase(yyruleno==18);
      case 21: /* table_options ::= */ yytestcase(yyruleno==21);
      case 43: /* autoinc ::= */ yytestcase(yyruleno==43);
      case 58: /* init_deferred_pred_opt ::= */ yytestcase(yyruleno==58);
      case 68: /* defer_subclause_opt ::= */ yytestcase(yyruleno==68);
      case 77: /* ifexists ::= */ yytestcase(yyruleno==77);
      case 94: /* distinct ::= */ yytestcase(yyruleno==94);
      case 227: /* collate ::= */ yytestcase(yyruleno==227);
{yymsp[1].minor.yy100 = 0;}
        break;
      case 16: /* ifnotexists ::= IF NOT EXISTS */
{yymsp[-2].minor.yy100 = 1;}
        break;
      case 17: /* temp ::= TEMP */
      case 44: /* autoinc ::= AUTOINCR */ yytestcase(yyruleno==44);
{yymsp[0].minor.yy100 = 1;}
        break;
      case 19: /* create_table_args ::= LP columnlist conslist_opt RP table_options */
{
  sqlite3EndTable(pParse,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0,yymsp[0].minor.yy100,0);
}
        break;
      case 20: /* create_table_args ::= AS select */
{
  sqlite3EndTable(pParse,0,0,0,yymsp[0].minor.yy391);
  sqlite3SelectDelete(pParse->db, yymsp[0].minor.yy391);
}
        break;
      case 22: /* table_options ::= WITHOUT nm */
{
  if( yymsp[0].minor.yy0.n==5 && sqlite3_strnicmp(yymsp[0].minor.yy0.z,"rowid",5)==0 ){
    yymsp[-1].minor.yy100 = TF_WithoutRowid | TF_NoVisibleRowid;
  }else{
    yymsp[-1].minor.yy100 = 0;
    sqlite3ErrorMsg(pParse, "unknown table option: %.*s", yymsp[0].minor.yy0.n, yymsp[0].minor.yy0.z);
  }
}
        break;
      case 23: /* columnname ::= nm typetoken */
{sqlite3AddColumn(pParse,&yymsp[-1].minor.yy0,&yymsp[0].minor.yy0);}
        break;
................................................................................
        break;
      case 27: /* typename ::= typename ID|STRING */
{yymsp[-1].minor.yy0.n=yymsp[0].minor.yy0.n+(int)(yymsp[0].minor.yy0.z-yymsp[-1].minor.yy0.z);}
        break;
      case 28: /* scanpt ::= */
{
  assert( yyLookahead!=YYNOCODE );
  yymsp[1].minor.yy528 = yyLookaheadToken.z;
}
        break;
      case 29: /* scantok ::= */
{
  assert( yyLookahead!=YYNOCODE );
  yymsp[1].minor.yy0 = yyLookaheadToken;
}
        break;
      case 30: /* ccons ::= CONSTRAINT nm */
      case 63: /* tcons ::= CONSTRAINT nm */ yytestcase(yyruleno==63);
{pParse->constraintName = yymsp[0].minor.yy0;}
        break;
      case 31: /* ccons ::= DEFAULT scantok term */
{sqlite3AddDefaultValue(pParse,yymsp[0].minor.yy102,yymsp[-1].minor.yy0.z,&yymsp[-1].minor.yy0.z[yymsp[-1].minor.yy0.n]);}
        break;
      case 32: /* ccons ::= DEFAULT LP expr RP */
{sqlite3AddDefaultValue(pParse,yymsp[-1].minor.yy102,yymsp[-2].minor.yy0.z+1,yymsp[0].minor.yy0.z);}
        break;
      case 33: /* ccons ::= DEFAULT PLUS scantok term */
{sqlite3AddDefaultValue(pParse,yymsp[0].minor.yy102,yymsp[-2].minor.yy0.z,&yymsp[-1].minor.yy0.z[yymsp[-1].minor.yy0.n]);}
        break;
      case 34: /* ccons ::= DEFAULT MINUS scantok term */
{
  Expr *p = sqlite3PExpr(pParse, TK_UMINUS, yymsp[0].minor.yy102, 0);
  sqlite3AddDefaultValue(pParse,p,yymsp[-2].minor.yy0.z,&yymsp[-1].minor.yy0.z[yymsp[-1].minor.yy0.n]);
}
        break;
      case 35: /* ccons ::= DEFAULT scantok ID|INDEXED */
{
  Expr *p = tokenExpr(pParse, TK_STRING, yymsp[0].minor.yy0);
  if( p ){
................................................................................
    sqlite3ExprIdToTrueFalse(p);
    testcase( p->op==TK_TRUEFALSE && sqlite3ExprTruthValue(p) );
  }
    sqlite3AddDefaultValue(pParse,p,yymsp[0].minor.yy0.z,yymsp[0].minor.yy0.z+yymsp[0].minor.yy0.n);
}
        break;
      case 36: /* ccons ::= NOT NULL onconf */
{sqlite3AddNotNull(pParse, yymsp[0].minor.yy100);}
        break;
      case 37: /* ccons ::= PRIMARY KEY sortorder onconf autoinc */
{sqlite3AddPrimaryKey(pParse,0,yymsp[-1].minor.yy100,yymsp[0].minor.yy100,yymsp[-2].minor.yy100);}
        break;
      case 38: /* ccons ::= UNIQUE onconf */
{sqlite3CreateIndex(pParse,0,0,0,0,yymsp[0].minor.yy100,0,0,0,0,
                                   SQLITE_IDXTYPE_UNIQUE);}
        break;
      case 39: /* ccons ::= CHECK LP expr RP */
{sqlite3AddCheckConstraint(pParse,yymsp[-1].minor.yy102);}
        break;
      case 40: /* ccons ::= REFERENCES nm eidlist_opt refargs */
{sqlite3CreateForeignKey(pParse,0,&yymsp[-2].minor.yy0,yymsp[-1].minor.yy94,yymsp[0].minor.yy100);}
        break;
      case 41: /* ccons ::= defer_subclause */
{sqlite3DeferForeignKey(pParse,yymsp[0].minor.yy100);}
        break;
      case 42: /* ccons ::= COLLATE ID|STRING */
{sqlite3AddCollateType(pParse, &yymsp[0].minor.yy0);}
        break;
      case 45: /* refargs ::= */
{ yymsp[1].minor.yy100 = OE_None*0x0101; /* EV: R-19803-45884 */}
        break;
      case 46: /* refargs ::= refargs refarg */
{ yymsp[-1].minor.yy100 = (yymsp[-1].minor.yy100 & ~yymsp[0].minor.yy199.mask) | yymsp[0].minor.yy199.value; }
        break;
      case 47: /* refarg ::= MATCH nm */
{ yymsp[-1].minor.yy199.value = 0;     yymsp[-1].minor.yy199.mask = 0x000000; }
        break;
      case 48: /* refarg ::= ON INSERT refact */
{ yymsp[-2].minor.yy199.value = 0;     yymsp[-2].minor.yy199.mask = 0x000000; }
        break;
      case 49: /* refarg ::= ON DELETE refact */
{ yymsp[-2].minor.yy199.value = yymsp[0].minor.yy100;     yymsp[-2].minor.yy199.mask = 0x0000ff; }
        break;
      case 50: /* refarg ::= ON UPDATE refact */
{ yymsp[-2].minor.yy199.value = yymsp[0].minor.yy100<<8;  yymsp[-2].minor.yy199.mask = 0x00ff00; }
        break;
      case 51: /* refact ::= SET NULL */
{ yymsp[-1].minor.yy100 = OE_SetNull;  /* EV: R-33326-45252 */}
        break;
      case 52: /* refact ::= SET DEFAULT */
{ yymsp[-1].minor.yy100 = OE_SetDflt;  /* EV: R-33326-45252 */}
        break;
      case 53: /* refact ::= CASCADE */
{ yymsp[0].minor.yy100 = OE_Cascade;  /* EV: R-33326-45252 */}
        break;
      case 54: /* refact ::= RESTRICT */
{ yymsp[0].minor.yy100 = OE_Restrict; /* EV: R-33326-45252 */}
        break;
      case 55: /* refact ::= NO ACTION */
{ yymsp[-1].minor.yy100 = OE_None;     /* EV: R-33326-45252 */}
        break;
      case 56: /* defer_subclause ::= NOT DEFERRABLE init_deferred_pred_opt */
{yymsp[-2].minor.yy100 = 0;}
        break;
      case 57: /* defer_subclause ::= DEFERRABLE init_deferred_pred_opt */
      case 72: /* orconf ::= OR resolvetype */ yytestcase(yyruleno==72);
      case 157: /* insert_cmd ::= INSERT orconf */ yytestcase(yyruleno==157);
{yymsp[-1].minor.yy100 = yymsp[0].minor.yy100;}
        break;
      case 59: /* init_deferred_pred_opt ::= INITIALLY DEFERRED */
      case 76: /* ifexists ::= IF EXISTS */ yytestcase(yyruleno==76);
      case 199: /* between_op ::= NOT BETWEEN */ yytestcase(yyruleno==199);
      case 202: /* in_op ::= NOT IN */ yytestcase(yyruleno==202);
      case 228: /* collate ::= COLLATE ID|STRING */ yytestcase(yyruleno==228);
{yymsp[-1].minor.yy100 = 1;}
        break;
      case 60: /* init_deferred_pred_opt ::= INITIALLY IMMEDIATE */
{yymsp[-1].minor.yy100 = 0;}
        break;
      case 62: /* tconscomma ::= COMMA */
{pParse->constraintName.n = 0;}
        break;
      case 64: /* tcons ::= PRIMARY KEY LP sortlist autoinc RP onconf */
{sqlite3AddPrimaryKey(pParse,yymsp[-3].minor.yy94,yymsp[0].minor.yy100,yymsp[-2].minor.yy100,0);}
        break;
      case 65: /* tcons ::= UNIQUE LP sortlist RP onconf */
{sqlite3CreateIndex(pParse,0,0,0,yymsp[-2].minor.yy94,yymsp[0].minor.yy100,0,0,0,0,
                                       SQLITE_IDXTYPE_UNIQUE);}
        break;
      case 66: /* tcons ::= CHECK LP expr RP onconf */
{sqlite3AddCheckConstraint(pParse,yymsp[-2].minor.yy102);}
        break;
      case 67: /* tcons ::= FOREIGN KEY LP eidlist RP REFERENCES nm eidlist_opt refargs defer_subclause_opt */
{
    sqlite3CreateForeignKey(pParse, yymsp[-6].minor.yy94, &yymsp[-3].minor.yy0, yymsp[-2].minor.yy94, yymsp[-1].minor.yy100);
    sqlite3DeferForeignKey(pParse, yymsp[0].minor.yy100);
}
        break;
      case 69: /* onconf ::= */
      case 71: /* orconf ::= */ yytestcase(yyruleno==71);
{yymsp[1].minor.yy100 = OE_Default;}
        break;
      case 70: /* onconf ::= ON CONFLICT resolvetype */
{yymsp[-2].minor.yy100 = yymsp[0].minor.yy100;}
        break;
      case 73: /* resolvetype ::= IGNORE */
{yymsp[0].minor.yy100 = OE_Ignore;}
        break;
      case 74: /* resolvetype ::= REPLACE */
      case 158: /* insert_cmd ::= REPLACE */ yytestcase(yyruleno==158);
{yymsp[0].minor.yy100 = OE_Replace;}
        break;
      case 75: /* cmd ::= DROP TABLE ifexists fullname */
{
  sqlite3DropTable(pParse, yymsp[0].minor.yy407, 0, yymsp[-1].minor.yy100);
}
        break;
      case 78: /* cmd ::= createkw temp VIEW ifnotexists nm dbnm eidlist_opt AS select */
{
  sqlite3CreateView(pParse, &yymsp[-8].minor.yy0, &yymsp[-4].minor.yy0, &yymsp[-3].minor.yy0, yymsp[-2].minor.yy94, yymsp[0].minor.yy391, yymsp[-7].minor.yy100, yymsp[-5].minor.yy100);
}
        break;
      case 79: /* cmd ::= DROP VIEW ifexists fullname */
{
  sqlite3DropTable(pParse, yymsp[0].minor.yy407, 1, yymsp[-1].minor.yy100);
}
        break;
      case 80: /* cmd ::= select */
{
  SelectDest dest = {SRT_Output, 0, 0, 0, 0, 0};
  sqlite3Select(pParse, yymsp[0].minor.yy391, &dest);
  sqlite3SelectDelete(pParse->db, yymsp[0].minor.yy391);
}
        break;
      case 81: /* select ::= WITH wqlist selectnowith */
{
  Select *p = yymsp[0].minor.yy391;
  if( p ){
    p->pWith = yymsp[-1].minor.yy243;
    parserDoubleLinkSelect(pParse, p);
  }else{
    sqlite3WithDelete(pParse->db, yymsp[-1].minor.yy243);
  }
  yymsp[-2].minor.yy391 = p;
}
        break;
      case 82: /* select ::= WITH RECURSIVE wqlist selectnowith */
{
  Select *p = yymsp[0].minor.yy391;
  if( p ){
    p->pWith = yymsp[-1].minor.yy243;
    parserDoubleLinkSelect(pParse, p);
  }else{
    sqlite3WithDelete(pParse->db, yymsp[-1].minor.yy243);
  }
  yymsp[-3].minor.yy391 = p;
}
        break;
      case 83: /* select ::= selectnowith */
{
  Select *p = yymsp[0].minor.yy391;
  if( p ){
    parserDoubleLinkSelect(pParse, p);
  }
  yymsp[0].minor.yy391 = p; /*A-overwrites-X*/
}
        break;
      case 84: /* selectnowith ::= selectnowith multiselect_op oneselect */
{
  Select *pRhs = yymsp[0].minor.yy391;
  Select *pLhs = yymsp[-2].minor.yy391;
  if( pRhs && pRhs->pPrior ){
    SrcList *pFrom;
    Token x;
    x.n = 0;
    parserDoubleLinkSelect(pParse, pRhs);
    pFrom = sqlite3SrcListAppendFromTerm(pParse,0,0,0,&x,pRhs,0,0);
    pRhs = sqlite3SelectNew(pParse,0,pFrom,0,0,0,0,0,0);
  }
  if( pRhs ){
    pRhs->op = (u8)yymsp[-1].minor.yy100;
    pRhs->pPrior = pLhs;
    if( ALWAYS(pLhs) ) pLhs->selFlags &= ~SF_MultiValue;
    pRhs->selFlags &= ~SF_MultiValue;
    if( yymsp[-1].minor.yy100!=TK_ALL ) pParse->hasCompound = 1;
  }else{
    sqlite3SelectDelete(pParse->db, pLhs);
  }
  yymsp[-2].minor.yy391 = pRhs;
}
        break;
      case 85: /* multiselect_op ::= UNION */
      case 87: /* multiselect_op ::= EXCEPT|INTERSECT */ yytestcase(yyruleno==87);
{yymsp[0].minor.yy100 = yymsp[0].major; /*A-overwrites-OP*/}
        break;
      case 86: /* multiselect_op ::= UNION ALL */
{yymsp[-1].minor.yy100 = TK_ALL;}
        break;
      case 88: /* oneselect ::= SELECT distinct selcollist from where_opt groupby_opt having_opt orderby_opt limit_opt */
{
  yymsp[-8].minor.yy391 = sqlite3SelectNew(pParse,yymsp[-6].minor.yy94,yymsp[-5].minor.yy407,yymsp[-4].minor.yy102,yymsp[-3].minor.yy94,yymsp[-2].minor.yy102,yymsp[-1].minor.yy94,yymsp[-7].minor.yy100,yymsp[0].minor.yy102);
}
        break;
      case 89: /* oneselect ::= SELECT distinct selcollist from where_opt groupby_opt having_opt window_clause orderby_opt limit_opt */
{
  yymsp[-9].minor.yy391 = sqlite3SelectNew(pParse,yymsp[-7].minor.yy94,yymsp[-6].minor.yy407,yymsp[-5].minor.yy102,yymsp[-4].minor.yy94,yymsp[-3].minor.yy102,yymsp[-1].minor.yy94,yymsp[-8].minor.yy100,yymsp[0].minor.yy102);
  if( yymsp[-9].minor.yy391 ){
    yymsp[-9].minor.yy391->pWinDefn = yymsp[-2].minor.yy379;
  }else{
    sqlite3WindowListDelete(pParse->db, yymsp[-2].minor.yy379);
  }
}
        break;
      case 90: /* values ::= VALUES LP nexprlist RP */
{
  yymsp[-3].minor.yy391 = sqlite3SelectNew(pParse,yymsp[-1].minor.yy94,0,0,0,0,0,SF_Values,0);
}
        break;
      case 91: /* values ::= values COMMA LP nexprlist RP */
{
  Select *pRight, *pLeft = yymsp[-4].minor.yy391;
  pRight = sqlite3SelectNew(pParse,yymsp[-1].minor.yy94,0,0,0,0,0,SF_Values|SF_MultiValue,0);
  if( ALWAYS(pLeft) ) pLeft->selFlags &= ~SF_MultiValue;
  if( pRight ){
    pRight->op = TK_ALL;
    pRight->pPrior = pLeft;
    yymsp[-4].minor.yy391 = pRight;
  }else{
    yymsp[-4].minor.yy391 = pLeft;
  }
}
        break;
      case 92: /* distinct ::= DISTINCT */
{yymsp[0].minor.yy100 = SF_Distinct;}
        break;
      case 93: /* distinct ::= ALL */
{yymsp[0].minor.yy100 = SF_All;}
        break;
      case 95: /* sclp ::= */
      case 128: /* orderby_opt ::= */ yytestcase(yyruleno==128);
      case 135: /* groupby_opt ::= */ yytestcase(yyruleno==135);
      case 215: /* exprlist ::= */ yytestcase(yyruleno==215);
      case 218: /* paren_exprlist ::= */ yytestcase(yyruleno==218);
      case 223: /* eidlist_opt ::= */ yytestcase(yyruleno==223);
{yymsp[1].minor.yy94 = 0;}
        break;
      case 96: /* selcollist ::= sclp scanpt expr scanpt as */
{
   yymsp[-4].minor.yy94 = sqlite3ExprListAppend(pParse, yymsp[-4].minor.yy94, yymsp[-2].minor.yy102);
   if( yymsp[0].minor.yy0.n>0 ) sqlite3ExprListSetName(pParse, yymsp[-4].minor.yy94, &yymsp[0].minor.yy0, 1);
   sqlite3ExprListSetSpan(pParse,yymsp[-4].minor.yy94,yymsp[-3].minor.yy528,yymsp[-1].minor.yy528);
}
        break;
      case 97: /* selcollist ::= sclp scanpt STAR */
{
  Expr *p = sqlite3Expr(pParse->db, TK_ASTERISK, 0);
  yymsp[-2].minor.yy94 = sqlite3ExprListAppend(pParse, yymsp[-2].minor.yy94, p);
}
        break;
      case 98: /* selcollist ::= sclp scanpt nm DOT STAR */
{
  Expr *pRight = sqlite3PExpr(pParse, TK_ASTERISK, 0, 0);
  Expr *pLeft = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[-2].minor.yy0, 1);
  Expr *pDot = sqlite3PExpr(pParse, TK_DOT, pLeft, pRight);
  yymsp[-4].minor.yy94 = sqlite3ExprListAppend(pParse,yymsp[-4].minor.yy94, pDot);
}
        break;
      case 99: /* as ::= AS nm */
      case 110: /* dbnm ::= DOT nm */ yytestcase(yyruleno==110);
      case 239: /* plus_num ::= PLUS INTEGER|FLOAT */ yytestcase(yyruleno==239);
      case 240: /* minus_num ::= MINUS INTEGER|FLOAT */ yytestcase(yyruleno==240);
{yymsp[-1].minor.yy0 = yymsp[0].minor.yy0;}
        break;
      case 101: /* from ::= */
{yymsp[1].minor.yy407 = sqlite3DbMallocZero(pParse->db, sizeof(*yymsp[1].minor.yy407));}
        break;
      case 102: /* from ::= FROM seltablist */
{
  yymsp[-1].minor.yy407 = yymsp[0].minor.yy407;
  sqlite3SrcListShiftJoinType(yymsp[-1].minor.yy407);
}
        break;
      case 103: /* stl_prefix ::= seltablist joinop */
{
   if( ALWAYS(yymsp[-1].minor.yy407 && yymsp[-1].minor.yy407->nSrc>0) ) yymsp[-1].minor.yy407->a[yymsp[-1].minor.yy407->nSrc-1].fg.jointype = (u8)yymsp[0].minor.yy100;
}
        break;
      case 104: /* stl_prefix ::= */
{yymsp[1].minor.yy407 = 0;}
        break;
      case 105: /* seltablist ::= stl_prefix nm dbnm as indexed_opt on_opt using_opt */
{
  yymsp[-6].minor.yy407 = sqlite3SrcListAppendFromTerm(pParse,yymsp[-6].minor.yy407,&yymsp[-5].minor.yy0,&yymsp[-4].minor.yy0,&yymsp[-3].minor.yy0,0,yymsp[-1].minor.yy102,yymsp[0].minor.yy76);
  sqlite3SrcListIndexedBy(pParse, yymsp[-6].minor.yy407, &yymsp[-2].minor.yy0);
}
        break;
      case 106: /* seltablist ::= stl_prefix nm dbnm LP exprlist RP as on_opt using_opt */
{
  yymsp[-8].minor.yy407 = sqlite3SrcListAppendFromTerm(pParse,yymsp[-8].minor.yy407,&yymsp[-7].minor.yy0,&yymsp[-6].minor.yy0,&yymsp[-2].minor.yy0,0,yymsp[-1].minor.yy102,yymsp[0].minor.yy76);
  sqlite3SrcListFuncArgs(pParse, yymsp[-8].minor.yy407, yymsp[-4].minor.yy94);
}
        break;
      case 107: /* seltablist ::= stl_prefix LP select RP as on_opt using_opt */
{
    yymsp[-6].minor.yy407 = sqlite3SrcListAppendFromTerm(pParse,yymsp[-6].minor.yy407,0,0,&yymsp[-2].minor.yy0,yymsp[-4].minor.yy391,yymsp[-1].minor.yy102,yymsp[0].minor.yy76);
  }
        break;
      case 108: /* seltablist ::= stl_prefix LP seltablist RP as on_opt using_opt */
{
    if( yymsp[-6].minor.yy407==0 && yymsp[-2].minor.yy0.n==0 && yymsp[-1].minor.yy102==0 && yymsp[0].minor.yy76==0 ){
      yymsp[-6].minor.yy407 = yymsp[-4].minor.yy407;
    }else if( yymsp[-4].minor.yy407->nSrc==1 ){
      yymsp[-6].minor.yy407 = sqlite3SrcListAppendFromTerm(pParse,yymsp[-6].minor.yy407,0,0,&yymsp[-2].minor.yy0,0,yymsp[-1].minor.yy102,yymsp[0].minor.yy76);
      if( yymsp[-6].minor.yy407 ){
        struct SrcList_item *pNew = &yymsp[-6].minor.yy407->a[yymsp[-6].minor.yy407->nSrc-1];
        struct SrcList_item *pOld = yymsp[-4].minor.yy407->a;
        pNew->zName = pOld->zName;
        pNew->zDatabase = pOld->zDatabase;
        pNew->pSelect = pOld->pSelect;
        if( pOld->fg.isTabFunc ){
          pNew->u1.pFuncArg = pOld->u1.pFuncArg;
          pOld->u1.pFuncArg = 0;
          pOld->fg.isTabFunc = 0;
          pNew->fg.isTabFunc = 1;
        }
        pOld->zName = pOld->zDatabase = 0;
        pOld->pSelect = 0;
      }
      sqlite3SrcListDelete(pParse->db, yymsp[-4].minor.yy407);
    }else{
      Select *pSubquery;
      sqlite3SrcListShiftJoinType(yymsp[-4].minor.yy407);
      pSubquery = sqlite3SelectNew(pParse,0,yymsp[-4].minor.yy407,0,0,0,0,SF_NestedFrom,0);
      yymsp[-6].minor.yy407 = sqlite3SrcListAppendFromTerm(pParse,yymsp[-6].minor.yy407,0,0,&yymsp[-2].minor.yy0,pSubquery,yymsp[-1].minor.yy102,yymsp[0].minor.yy76);
    }
  }
        break;
      case 109: /* dbnm ::= */
      case 123: /* indexed_opt ::= */ yytestcase(yyruleno==123);
{yymsp[1].minor.yy0.z=0; yymsp[1].minor.yy0.n=0;}
        break;
      case 111: /* fullname ::= nm */
{
  yylhsminor.yy407 = sqlite3SrcListAppend(pParse,0,&yymsp[0].minor.yy0,0);
  if( IN_RENAME_OBJECT && yylhsminor.yy407 ) sqlite3RenameTokenMap(pParse, yylhsminor.yy407->a[0].zName, &yymsp[0].minor.yy0);
}
  yymsp[0].minor.yy407 = yylhsminor.yy407;
        break;
      case 112: /* fullname ::= nm DOT nm */
{
  yylhsminor.yy407 = sqlite3SrcListAppend(pParse,0,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0);
  if( IN_RENAME_OBJECT && yylhsminor.yy407 ) sqlite3RenameTokenMap(pParse, yylhsminor.yy407->a[0].zName, &yymsp[0].minor.yy0);
}
  yymsp[-2].minor.yy407 = yylhsminor.yy407;
        break;
      case 113: /* xfullname ::= nm */
{yymsp[0].minor.yy407 = sqlite3SrcListAppend(pParse,0,&yymsp[0].minor.yy0,0); /*A-overwrites-X*/}
        break;
      case 114: /* xfullname ::= nm DOT nm */
{yymsp[-2].minor.yy407 = sqlite3SrcListAppend(pParse,0,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0); /*A-overwrites-X*/}
        break;
      case 115: /* xfullname ::= nm DOT nm AS nm */
{
   yymsp[-4].minor.yy407 = sqlite3SrcListAppend(pParse,0,&yymsp[-4].minor.yy0,&yymsp[-2].minor.yy0); /*A-overwrites-X*/
   if( yymsp[-4].minor.yy407 ) yymsp[-4].minor.yy407->a[0].zAlias = sqlite3NameFromToken(pParse->db, &yymsp[0].minor.yy0);
}
        break;
      case 116: /* xfullname ::= nm AS nm */
{  
   yymsp[-2].minor.yy407 = sqlite3SrcListAppend(pParse,0,&yymsp[-2].minor.yy0,0); /*A-overwrites-X*/
   if( yymsp[-2].minor.yy407 ) yymsp[-2].minor.yy407->a[0].zAlias = sqlite3NameFromToken(pParse->db, &yymsp[0].minor.yy0);
}
        break;
      case 117: /* joinop ::= COMMA|JOIN */
{ yymsp[0].minor.yy100 = JT_INNER; }
        break;
      case 118: /* joinop ::= JOIN_KW JOIN */
{yymsp[-1].minor.yy100 = sqlite3JoinType(pParse,&yymsp[-1].minor.yy0,0,0);  /*X-overwrites-A*/}
        break;
      case 119: /* joinop ::= JOIN_KW nm JOIN */
{yymsp[-2].minor.yy100 = sqlite3JoinType(pParse,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0,0); /*X-overwrites-A*/}
        break;
      case 120: /* joinop ::= JOIN_KW nm nm JOIN */
{yymsp[-3].minor.yy100 = sqlite3JoinType(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0);/*X-overwrites-A*/}
        break;
      case 121: /* on_opt ::= ON expr */
      case 138: /* having_opt ::= HAVING expr */ yytestcase(yyruleno==138);
      case 145: /* where_opt ::= WHERE expr */ yytestcase(yyruleno==145);
      case 211: /* case_else ::= ELSE expr */ yytestcase(yyruleno==211);
      case 232: /* vinto ::= INTO expr */ yytestcase(yyruleno==232);
{yymsp[-1].minor.yy102 = yymsp[0].minor.yy102;}
        break;
      case 122: /* on_opt ::= */
      case 137: /* having_opt ::= */ yytestcase(yyruleno==137);
      case 139: /* limit_opt ::= */ yytestcase(yyruleno==139);
      case 144: /* where_opt ::= */ yytestcase(yyruleno==144);
      case 212: /* case_else ::= */ yytestcase(yyruleno==212);
      case 214: /* case_operand ::= */ yytestcase(yyruleno==214);
      case 233: /* vinto ::= */ yytestcase(yyruleno==233);
{yymsp[1].minor.yy102 = 0;}
        break;
      case 124: /* indexed_opt ::= INDEXED BY nm */
{yymsp[-2].minor.yy0 = yymsp[0].minor.yy0;}
        break;
      case 125: /* indexed_opt ::= NOT INDEXED */
{yymsp[-1].minor.yy0.z=0; yymsp[-1].minor.yy0.n=1;}
        break;
      case 126: /* using_opt ::= USING LP idlist RP */
{yymsp[-3].minor.yy76 = yymsp[-1].minor.yy76;}
        break;
      case 127: /* using_opt ::= */
      case 159: /* idlist_opt ::= */ yytestcase(yyruleno==159);
{yymsp[1].minor.yy76 = 0;}
        break;
      case 129: /* orderby_opt ::= ORDER BY sortlist */
      case 136: /* groupby_opt ::= GROUP BY nexprlist */ yytestcase(yyruleno==136);
{yymsp[-2].minor.yy94 = yymsp[0].minor.yy94;}
        break;
      case 130: /* sortlist ::= sortlist COMMA expr sortorder */
{
  yymsp[-3].minor.yy94 = sqlite3ExprListAppend(pParse,yymsp[-3].minor.yy94,yymsp[-1].minor.yy102);
  sqlite3ExprListSetSortOrder(yymsp[-3].minor.yy94,yymsp[0].minor.yy100);
}
        break;
      case 131: /* sortlist ::= expr sortorder */
{
  yymsp[-1].minor.yy94 = sqlite3ExprListAppend(pParse,0,yymsp[-1].minor.yy102); /*A-overwrites-Y*/
  sqlite3ExprListSetSortOrder(yymsp[-1].minor.yy94,yymsp[0].minor.yy100);
}
        break;
      case 132: /* sortorder ::= ASC */
{yymsp[0].minor.yy100 = SQLITE_SO_ASC;}
        break;
      case 133: /* sortorder ::= DESC */
{yymsp[0].minor.yy100 = SQLITE_SO_DESC;}
        break;
      case 134: /* sortorder ::= */

{yymsp[1].minor.yy100 = SQLITE_SO_UNDEFINED;}
        break;






      case 140: /* limit_opt ::= LIMIT expr */
{yymsp[-1].minor.yy102 = sqlite3PExpr(pParse,TK_LIMIT,yymsp[0].minor.yy102,0);}
        break;
      case 141: /* limit_opt ::= LIMIT expr OFFSET expr */
{yymsp[-3].minor.yy102 = sqlite3PExpr(pParse,TK_LIMIT,yymsp[-2].minor.yy102,yymsp[0].minor.yy102);}
        break;
      case 142: /* limit_opt ::= LIMIT expr COMMA expr */
{yymsp[-3].minor.yy102 = sqlite3PExpr(pParse,TK_LIMIT,yymsp[0].minor.yy102,yymsp[-2].minor.yy102);}
        break;
      case 143: /* cmd ::= with DELETE FROM xfullname indexed_opt where_opt */
{
  sqlite3SrcListIndexedBy(pParse, yymsp[-2].minor.yy407, &yymsp[-1].minor.yy0);
  sqlite3DeleteFrom(pParse,yymsp[-2].minor.yy407,yymsp[0].minor.yy102,0,0);
}
        break;
      case 146: /* cmd ::= with UPDATE orconf xfullname indexed_opt SET setlist where_opt */
{
  sqlite3SrcListIndexedBy(pParse, yymsp[-4].minor.yy407, &yymsp[-3].minor.yy0);
  sqlite3ExprListCheckLength(pParse,yymsp[-1].minor.yy94,"set list"); 
  sqlite3Update(pParse,yymsp[-4].minor.yy407,yymsp[-1].minor.yy94,yymsp[0].minor.yy102,yymsp[-5].minor.yy100,0,0,0);

}
        break;
      case 147: /* setlist ::= setlist COMMA nm EQ expr */
{
  yymsp[-4].minor.yy94 = sqlite3ExprListAppend(pParse, yymsp[-4].minor.yy94, yymsp[0].minor.yy102);
  sqlite3ExprListSetName(pParse, yymsp[-4].minor.yy94, &yymsp[-2].minor.yy0, 1);
}
        break;
      case 148: /* setlist ::= setlist COMMA LP idlist RP EQ expr */
{
  yymsp[-6].minor.yy94 = sqlite3ExprListAppendVector(pParse, yymsp[-6].minor.yy94, yymsp[-3].minor.yy76, yymsp[0].minor.yy102);
}
        break;
      case 149: /* setlist ::= nm EQ expr */
{
  yylhsminor.yy94 = sqlite3ExprListAppend(pParse, 0, yymsp[0].minor.yy102);
  sqlite3ExprListSetName(pParse, yylhsminor.yy94, &yymsp[-2].minor.yy0, 1);
}
  yymsp[-2].minor.yy94 = yylhsminor.yy94;
        break;
      case 150: /* setlist ::= LP idlist RP EQ expr */
{
  yymsp[-4].minor.yy94 = sqlite3ExprListAppendVector(pParse, 0, yymsp[-3].minor.yy76, yymsp[0].minor.yy102);
}
        break;
      case 151: /* cmd ::= with insert_cmd INTO xfullname idlist_opt select upsert */
{
  sqlite3Insert(pParse, yymsp[-3].minor.yy407, yymsp[-1].minor.yy391, yymsp[-2].minor.yy76, yymsp[-5].minor.yy100, yymsp[0].minor.yy95);

}
        break;
      case 152: /* cmd ::= with insert_cmd INTO xfullname idlist_opt DEFAULT VALUES */
{
  sqlite3Insert(pParse, yymsp[-3].minor.yy407, 0, yymsp[-2].minor.yy76, yymsp[-5].minor.yy100, 0);
}
        break;
      case 153: /* upsert ::= */
{ yymsp[1].minor.yy95 = 0; }
        break;
      case 154: /* upsert ::= ON CONFLICT LP sortlist RP where_opt DO UPDATE SET setlist where_opt */
{ yymsp[-10].minor.yy95 = sqlite3UpsertNew(pParse->db,yymsp[-7].minor.yy94,yymsp[-5].minor.yy102,yymsp[-1].minor.yy94,yymsp[0].minor.yy102);}

        break;
      case 155: /* upsert ::= ON CONFLICT LP sortlist RP where_opt DO NOTHING */
{ yymsp[-7].minor.yy95 = sqlite3UpsertNew(pParse->db,yymsp[-4].minor.yy94,yymsp[-2].minor.yy102,0,0); }
        break;
      case 156: /* upsert ::= ON CONFLICT DO NOTHING */
{ yymsp[-3].minor.yy95 = sqlite3UpsertNew(pParse->db,0,0,0,0); }
        break;
      case 160: /* idlist_opt ::= LP idlist RP */
{yymsp[-2].minor.yy76 = yymsp[-1].minor.yy76;}
        break;
      case 161: /* idlist ::= idlist COMMA nm */
{yymsp[-2].minor.yy76 = sqlite3IdListAppend(pParse,yymsp[-2].minor.yy76,&yymsp[0].minor.yy0);}
        break;
      case 162: /* idlist ::= nm */
{yymsp[0].minor.yy76 = sqlite3IdListAppend(pParse,0,&yymsp[0].minor.yy0); /*A-overwrites-Y*/}
        break;
      case 163: /* expr ::= LP expr RP */
{yymsp[-2].minor.yy102 = yymsp[-1].minor.yy102;}
        break;
      case 164: /* expr ::= ID|INDEXED */
      case 165: /* expr ::= JOIN_KW */ yytestcase(yyruleno==165);
{yymsp[0].minor.yy102=tokenExpr(pParse,TK_ID,yymsp[0].minor.yy0); /*A-overwrites-X*/}
        break;
      case 166: /* expr ::= nm DOT nm */
{
  Expr *temp1 = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[-2].minor.yy0, 1);
  Expr *temp2 = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[0].minor.yy0, 1);
  if( IN_RENAME_OBJECT ){
    sqlite3RenameTokenMap(pParse, (void*)temp2, &yymsp[0].minor.yy0);
    sqlite3RenameTokenMap(pParse, (void*)temp1, &yymsp[-2].minor.yy0);
  }
  yylhsminor.yy102 = sqlite3PExpr(pParse, TK_DOT, temp1, temp2);
}
  yymsp[-2].minor.yy102 = yylhsminor.yy102;
        break;
      case 167: /* expr ::= nm DOT nm DOT nm */
{
  Expr *temp1 = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[-4].minor.yy0, 1);
  Expr *temp2 = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[-2].minor.yy0, 1);
  Expr *temp3 = sqlite3ExprAlloc(pParse->db, TK_ID, &yymsp[0].minor.yy0, 1);
  Expr *temp4 = sqlite3PExpr(pParse, TK_DOT, temp2, temp3);
  if( IN_RENAME_OBJECT ){
    sqlite3RenameTokenMap(pParse, (void*)temp3, &yymsp[0].minor.yy0);
    sqlite3RenameTokenMap(pParse, (void*)temp2, &yymsp[-2].minor.yy0);
  }
  yylhsminor.yy102 = sqlite3PExpr(pParse, TK_DOT, temp1, temp4);
}
  yymsp[-4].minor.yy102 = yylhsminor.yy102;
        break;
      case 168: /* term ::= NULL|FLOAT|BLOB */
      case 169: /* term ::= STRING */ yytestcase(yyruleno==169);
{yymsp[0].minor.yy102=tokenExpr(pParse,yymsp[0].major,yymsp[0].minor.yy0); /*A-overwrites-X*/}
        break;
      case 170: /* term ::= INTEGER */
{
  yylhsminor.yy102 = sqlite3ExprAlloc(pParse->db, TK_INTEGER, &yymsp[0].minor.yy0, 1);
}
  yymsp[0].minor.yy102 = yylhsminor.yy102;
        break;
      case 171: /* expr ::= VARIABLE */
{
  if( !(yymsp[0].minor.yy0.z[0]=='#' && sqlite3Isdigit(yymsp[0].minor.yy0.z[1])) ){
    u32 n = yymsp[0].minor.yy0.n;
    yymsp[0].minor.yy102 = tokenExpr(pParse, TK_VARIABLE, yymsp[0].minor.yy0);
    sqlite3ExprAssignVarNumber(pParse, yymsp[0].minor.yy102, n);
  }else{
    /* When doing a nested parse, one can include terms in an expression
    ** that look like this:   #1 #2 ...  These terms refer to registers
    ** in the virtual machine.  #N is the N-th register. */
    Token t = yymsp[0].minor.yy0; /*A-overwrites-X*/
    assert( t.n>=2 );
    if( pParse->nested==0 ){
      sqlite3ErrorMsg(pParse, "near \"%T\": syntax error", &t);
      yymsp[0].minor.yy102 = 0;
    }else{
      yymsp[0].minor.yy102 = sqlite3PExpr(pParse, TK_REGISTER, 0, 0);
      if( yymsp[0].minor.yy102 ) sqlite3GetInt32(&t.z[1], &yymsp[0].minor.yy102->iTable);
    }
  }
}
        break;
      case 172: /* expr ::= expr COLLATE ID|STRING */
{
  yymsp[-2].minor.yy102 = sqlite3ExprAddCollateToken(pParse, yymsp[-2].minor.yy102, &yymsp[0].minor.yy0, 1);
}
        break;
      case 173: /* expr ::= CAST LP expr AS typetoken RP */
{
  yymsp[-5].minor.yy102 = sqlite3ExprAlloc(pParse->db, TK_CAST, &yymsp[-1].minor.yy0, 1);
  sqlite3ExprAttachSubtrees(pParse->db, yymsp[-5].minor.yy102, yymsp[-3].minor.yy102, 0);
}
        break;
      case 174: /* expr ::= ID|INDEXED LP distinct exprlist RP */
{
  yylhsminor.yy102 = sqlite3ExprFunction(pParse, yymsp[-1].minor.yy94, &yymsp[-4].minor.yy0, yymsp[-2].minor.yy100);
}
  yymsp[-4].minor.yy102 = yylhsminor.yy102;
        break;
      case 175: /* expr ::= ID|INDEXED LP STAR RP */
{
  yylhsminor.yy102 = sqlite3ExprFunction(pParse, 0, &yymsp[-3].minor.yy0, 0);
}
  yymsp[-3].minor.yy102 = yylhsminor.yy102;
        break;
      case 176: /* expr ::= ID|INDEXED LP distinct exprlist RP over_clause */
{
  yylhsminor.yy102 = sqlite3ExprFunction(pParse, yymsp[-2].minor.yy94, &yymsp[-5].minor.yy0, yymsp[-3].minor.yy100);
  sqlite3WindowAttach(pParse, yylhsminor.yy102, yymsp[0].minor.yy379);
}
  yymsp[-5].minor.yy102 = yylhsminor.yy102;
        break;
      case 177: /* expr ::= ID|INDEXED LP STAR RP over_clause */
{
  yylhsminor.yy102 = sqlite3ExprFunction(pParse, 0, &yymsp[-4].minor.yy0, 0);
  sqlite3WindowAttach(pParse, yylhsminor.yy102, yymsp[0].minor.yy379);
}
  yymsp[-4].minor.yy102 = yylhsminor.yy102;
        break;
      case 178: /* term ::= CTIME_KW */
{
  yylhsminor.yy102 = sqlite3ExprFunction(pParse, 0, &yymsp[0].minor.yy0, 0);
}
  yymsp[0].minor.yy102 = yylhsminor.yy102;
        break;
      case 179: /* expr ::= LP nexprlist COMMA expr RP */
{
  ExprList *pList = sqlite3ExprListAppend(pParse, yymsp[-3].minor.yy94, yymsp[-1].minor.yy102);
  yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_VECTOR, 0, 0);
  if( yymsp[-4].minor.yy102 ){
    yymsp[-4].minor.yy102->x.pList = pList;
  }else{
    sqlite3ExprListDelete(pParse->db, pList);
  }
}
        break;
      case 180: /* expr ::= expr AND expr */
{yymsp[-2].minor.yy102=sqlite3ExprAnd(pParse,yymsp[-2].minor.yy102,yymsp[0].minor.yy102);}
        break;
      case 181: /* expr ::= expr OR expr */
      case 182: /* expr ::= expr LT|GT|GE|LE expr */ yytestcase(yyruleno==182);
      case 183: /* expr ::= expr EQ|NE expr */ yytestcase(yyruleno==183);
      case 184: /* expr ::= expr BITAND|BITOR|LSHIFT|RSHIFT expr */ yytestcase(yyruleno==184);
      case 185: /* expr ::= expr PLUS|MINUS expr */ yytestcase(yyruleno==185);
      case 186: /* expr ::= expr STAR|SLASH|REM expr */ yytestcase(yyruleno==186);
      case 187: /* expr ::= expr CONCAT expr */ yytestcase(yyruleno==187);
{yymsp[-2].minor.yy102=sqlite3PExpr(pParse,yymsp[-1].major,yymsp[-2].minor.yy102,yymsp[0].minor.yy102);}
        break;
      case 188: /* likeop ::= NOT LIKE_KW|MATCH */
{yymsp[-1].minor.yy0=yymsp[0].minor.yy0; yymsp[-1].minor.yy0.n|=0x80000000; /*yymsp[-1].minor.yy0-overwrite-yymsp[0].minor.yy0*/}
        break;
      case 189: /* expr ::= expr likeop expr */
{
  ExprList *pList;
  int bNot = yymsp[-1].minor.yy0.n & 0x80000000;
  yymsp[-1].minor.yy0.n &= 0x7fffffff;
  pList = sqlite3ExprListAppend(pParse,0, yymsp[0].minor.yy102);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[-2].minor.yy102);
  yymsp[-2].minor.yy102 = sqlite3ExprFunction(pParse, pList, &yymsp[-1].minor.yy0, 0);
  if( bNot ) yymsp[-2].minor.yy102 = sqlite3PExpr(pParse, TK_NOT, yymsp[-2].minor.yy102, 0);
  if( yymsp[-2].minor.yy102 ) yymsp[-2].minor.yy102->flags |= EP_InfixFunc;
}
        break;
      case 190: /* expr ::= expr likeop expr ESCAPE expr */
{
  ExprList *pList;
  int bNot = yymsp[-3].minor.yy0.n & 0x80000000;
  yymsp[-3].minor.yy0.n &= 0x7fffffff;
  pList = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy102);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[-4].minor.yy102);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[0].minor.yy102);
  yymsp[-4].minor.yy102 = sqlite3ExprFunction(pParse, pList, &yymsp[-3].minor.yy0, 0);
  if( bNot ) yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_NOT, yymsp[-4].minor.yy102, 0);
  if( yymsp[-4].minor.yy102 ) yymsp[-4].minor.yy102->flags |= EP_InfixFunc;
}
        break;
      case 191: /* expr ::= expr ISNULL|NOTNULL */
{yymsp[-1].minor.yy102 = sqlite3PExpr(pParse,yymsp[0].major,yymsp[-1].minor.yy102,0);}
        break;
      case 192: /* expr ::= expr NOT NULL */
{yymsp[-2].minor.yy102 = sqlite3PExpr(pParse,TK_NOTNULL,yymsp[-2].minor.yy102,0);}
        break;
      case 193: /* expr ::= expr IS expr */
{
  yymsp[-2].minor.yy102 = sqlite3PExpr(pParse,TK_IS,yymsp[-2].minor.yy102,yymsp[0].minor.yy102);
  binaryToUnaryIfNull(pParse, yymsp[0].minor.yy102, yymsp[-2].minor.yy102, TK_ISNULL);
}
        break;
      case 194: /* expr ::= expr IS NOT expr */
{
  yymsp[-3].minor.yy102 = sqlite3PExpr(pParse,TK_ISNOT,yymsp[-3].minor.yy102,yymsp[0].minor.yy102);
  binaryToUnaryIfNull(pParse, yymsp[0].minor.yy102, yymsp[-3].minor.yy102, TK_NOTNULL);
}
        break;
      case 195: /* expr ::= NOT expr */
      case 196: /* expr ::= BITNOT expr */ yytestcase(yyruleno==196);
{yymsp[-1].minor.yy102 = sqlite3PExpr(pParse, yymsp[-1].major, yymsp[0].minor.yy102, 0);/*A-overwrites-B*/}
        break;
      case 197: /* expr ::= PLUS|MINUS expr */
{
  yymsp[-1].minor.yy102 = sqlite3PExpr(pParse, yymsp[-1].major==TK_PLUS ? TK_UPLUS : TK_UMINUS, yymsp[0].minor.yy102, 0);
  /*A-overwrites-B*/
}
        break;
      case 198: /* between_op ::= BETWEEN */
      case 201: /* in_op ::= IN */ yytestcase(yyruleno==201);
{yymsp[0].minor.yy100 = 0;}
        break;
      case 200: /* expr ::= expr between_op expr AND expr */
{
  ExprList *pList = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy102);
  pList = sqlite3ExprListAppend(pParse,pList, yymsp[0].minor.yy102);
  yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_BETWEEN, yymsp[-4].minor.yy102, 0);
  if( yymsp[-4].minor.yy102 ){
    yymsp[-4].minor.yy102->x.pList = pList;
  }else{
    sqlite3ExprListDelete(pParse->db, pList);
  } 
  if( yymsp[-3].minor.yy100 ) yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_NOT, yymsp[-4].minor.yy102, 0);
}
        break;
      case 203: /* expr ::= expr in_op LP exprlist RP */
{
    if( yymsp[-1].minor.yy94==0 ){
      /* Expressions of the form
      **
      **      expr1 IN ()
      **      expr1 NOT IN ()
      **
      ** simplify to constants 0 (false) and 1 (true), respectively,
      ** regardless of the value of expr1.
      */
      sqlite3ExprUnmapAndDelete(pParse, yymsp[-4].minor.yy102);
      yymsp[-4].minor.yy102 = sqlite3ExprAlloc(pParse->db, TK_INTEGER,&sqlite3IntTokens[yymsp[-3].minor.yy100],1);
    }else if( yymsp[-1].minor.yy94->nExpr==1 ){
      /* Expressions of the form:
      **
      **      expr1 IN (?1)
      **      expr1 NOT IN (?2)
      **
      ** with exactly one value on the RHS can be simplified to something
      ** like this:
      **
      **      expr1 == ?1
      **      expr1 <> ?2
      **
      ** But, the RHS of the == or <> is marked with the EP_Generic flag
      ** so that it may not contribute to the computation of comparison
      ** affinity or the collating sequence to use for comparison.  Otherwise,
      ** the semantics would be subtly different from IN or NOT IN.
      */
      Expr *pRHS = yymsp[-1].minor.yy94->a[0].pExpr;
      yymsp[-1].minor.yy94->a[0].pExpr = 0;
      sqlite3ExprListDelete(pParse->db, yymsp[-1].minor.yy94);
      /* pRHS cannot be NULL because a malloc error would have been detected
      ** before now and control would have never reached this point */
      if( ALWAYS(pRHS) ){
        pRHS->flags &= ~EP_Collate;
        pRHS->flags |= EP_Generic;
      }
      yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, yymsp[-3].minor.yy100 ? TK_NE : TK_EQ, yymsp[-4].minor.yy102, pRHS);
    }else{
      yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy102, 0);
      if( yymsp[-4].minor.yy102 ){
        yymsp[-4].minor.yy102->x.pList = yymsp[-1].minor.yy94;
        sqlite3ExprSetHeightAndFlags(pParse, yymsp[-4].minor.yy102);
      }else{
        sqlite3ExprListDelete(pParse->db, yymsp[-1].minor.yy94);
      }
      if( yymsp[-3].minor.yy100 ) yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_NOT, yymsp[-4].minor.yy102, 0);
    }
  }
        break;
      case 204: /* expr ::= LP select RP */
{
    yymsp[-2].minor.yy102 = sqlite3PExpr(pParse, TK_SELECT, 0, 0);
    sqlite3PExprAddSelect(pParse, yymsp[-2].minor.yy102, yymsp[-1].minor.yy391);
  }
        break;
      case 205: /* expr ::= expr in_op LP select RP */
{
    yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy102, 0);
    sqlite3PExprAddSelect(pParse, yymsp[-4].minor.yy102, yymsp[-1].minor.yy391);
    if( yymsp[-3].minor.yy100 ) yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_NOT, yymsp[-4].minor.yy102, 0);
  }
        break;
      case 206: /* expr ::= expr in_op nm dbnm paren_exprlist */
{
    SrcList *pSrc = sqlite3SrcListAppend(pParse, 0,&yymsp[-2].minor.yy0,&yymsp[-1].minor.yy0);
    Select *pSelect = sqlite3SelectNew(pParse, 0,pSrc,0,0,0,0,0,0);
    if( yymsp[0].minor.yy94 )  sqlite3SrcListFuncArgs(pParse, pSelect ? pSrc : 0, yymsp[0].minor.yy94);
    yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_IN, yymsp[-4].minor.yy102, 0);
    sqlite3PExprAddSelect(pParse, yymsp[-4].minor.yy102, pSelect);
    if( yymsp[-3].minor.yy100 ) yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_NOT, yymsp[-4].minor.yy102, 0);
  }
        break;
      case 207: /* expr ::= EXISTS LP select RP */
{
    Expr *p;
    p = yymsp[-3].minor.yy102 = sqlite3PExpr(pParse, TK_EXISTS, 0, 0);
    sqlite3PExprAddSelect(pParse, p, yymsp[-1].minor.yy391);
  }
        break;
      case 208: /* expr ::= CASE case_operand case_exprlist case_else END */
{
  yymsp[-4].minor.yy102 = sqlite3PExpr(pParse, TK_CASE, yymsp[-3].minor.yy102, 0);
  if( yymsp[-4].minor.yy102 ){
    yymsp[-4].minor.yy102->x.pList = yymsp[-1].minor.yy102 ? sqlite3ExprListAppend(pParse,yymsp[-2].minor.yy94,yymsp[-1].minor.yy102) : yymsp[-2].minor.yy94;

    sqlite3ExprSetHeightAndFlags(pParse, yymsp[-4].minor.yy102);
  }else{
    sqlite3ExprListDelete(pParse->db, yymsp[-2].minor.yy94);
    sqlite3ExprDelete(pParse->db, yymsp[-1].minor.yy102);
  }
}
        break;
      case 209: /* case_exprlist ::= case_exprlist WHEN expr THEN expr */
{
  yymsp[-4].minor.yy94 = sqlite3ExprListAppend(pParse,yymsp[-4].minor.yy94, yymsp[-2].minor.yy102);
  yymsp[-4].minor.yy94 = sqlite3ExprListAppend(pParse,yymsp[-4].minor.yy94, yymsp[0].minor.yy102);
}
        break;
      case 210: /* case_exprlist ::= WHEN expr THEN expr */
{
  yymsp[-3].minor.yy94 = sqlite3ExprListAppend(pParse,0, yymsp[-2].minor.yy102);
  yymsp[-3].minor.yy94 = sqlite3ExprListAppend(pParse,yymsp[-3].minor.yy94, yymsp[0].minor.yy102);
}
        break;
      case 213: /* case_operand ::= expr */
{yymsp[0].minor.yy102 = yymsp[0].minor.yy102; /*A-overwrites-X*/}

        break;
      case 216: /* nexprlist ::= nexprlist COMMA expr */
{yymsp[-2].minor.yy94 = sqlite3ExprListAppend(pParse,yymsp[-2].minor.yy94,yymsp[0].minor.yy102);}
        break;
      case 217: /* nexprlist ::= expr */
{yymsp[0].minor.yy94 = sqlite3ExprListAppend(pParse,0,yymsp[0].minor.yy102); /*A-overwrites-Y*/}
        break;
      case 219: /* paren_exprlist ::= LP exprlist RP */
      case 224: /* eidlist_opt ::= LP eidlist RP */ yytestcase(yyruleno==224);
{yymsp[-2].minor.yy94 = yymsp[-1].minor.yy94;}
        break;
      case 220: /* cmd ::= createkw uniqueflag INDEX ifnotexists nm dbnm ON nm LP sortlist RP where_opt */
{
  sqlite3CreateIndex(pParse, &yymsp[-7].minor.yy0, &yymsp[-6].minor.yy0, 
                     sqlite3SrcListAppend(pParse,0,&yymsp[-4].minor.yy0,0), yymsp[-2].minor.yy94, yymsp[-10].minor.yy100,
                      &yymsp[-11].minor.yy0, yymsp[0].minor.yy102, SQLITE_SO_ASC, yymsp[-8].minor.yy100, SQLITE_IDXTYPE_APPDEF);
  if( IN_RENAME_OBJECT && pParse->pNewIndex ){
    sqlite3RenameTokenMap(pParse, pParse->pNewIndex->zName, &yymsp[-4].minor.yy0);
  }
}
        break;
      case 221: /* uniqueflag ::= UNIQUE */
      case 263: /* raisetype ::= ABORT */ yytestcase(yyruleno==263);
{yymsp[0].minor.yy100 = OE_Abort;}
        break;
      case 222: /* uniqueflag ::= */
{yymsp[1].minor.yy100 = OE_None;}
        break;
      case 225: /* eidlist ::= eidlist COMMA nm collate sortorder */
{
  yymsp[-4].minor.yy94 = parserAddExprIdListTerm(pParse, yymsp[-4].minor.yy94, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy100, yymsp[0].minor.yy100);
}
        break;
      case 226: /* eidlist ::= nm collate sortorder */
{
  yymsp[-2].minor.yy94 = parserAddExprIdListTerm(pParse, 0, &yymsp[-2].minor.yy0, yymsp[-1].minor.yy100, yymsp[0].minor.yy100); /*A-overwrites-Y*/
}
        break;
      case 229: /* cmd ::= DROP INDEX ifexists fullname */
{sqlite3DropIndex(pParse, yymsp[0].minor.yy407, yymsp[-1].minor.yy100);}
        break;
      case 230: /* cmd ::= VACUUM vinto */
{sqlite3Vacuum(pParse,0,yymsp[0].minor.yy102);}
        break;
      case 231: /* cmd ::= VACUUM nm vinto */
{sqlite3Vacuum(pParse,&yymsp[-1].minor.yy0,yymsp[0].minor.yy102);}
        break;
      case 234: /* cmd ::= PRAGMA nm dbnm */
{sqlite3Pragma(pParse,&yymsp[-1].minor.yy0,&yymsp[0].minor.yy0,0,0);}
        break;
      case 235: /* cmd ::= PRAGMA nm dbnm EQ nmnum */
{sqlite3Pragma(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0,0);}
        break;
      case 236: /* cmd ::= PRAGMA nm dbnm LP nmnum RP */
{sqlite3Pragma(pParse,&yymsp[-4].minor.yy0,&yymsp[-3].minor.yy0,&yymsp[-1].minor.yy0,0);}
        break;
      case 237: /* cmd ::= PRAGMA nm dbnm EQ minus_num */
{sqlite3Pragma(pParse,&yymsp[-3].minor.yy0,&yymsp[-2].minor.yy0,&yymsp[0].minor.yy0,1);}
        break;
      case 238: /* cmd ::= PRAGMA nm dbnm LP minus_num RP */
{sqlite3Pragma(pParse,&yymsp[-4].minor.yy0,&yymsp[-3].minor.yy0,&yymsp[-1].minor.yy0,1);}
        break;
      case 241: /* cmd ::= createkw trigger_decl BEGIN trigger_cmd_list END */
{
  Token all;
  all.z = yymsp[-3].minor.yy0.z;
  all.n = (int)(yymsp[0].minor.yy0.z - yymsp[-3].minor.yy0.z) + yymsp[0].minor.yy0.n;
  sqlite3FinishTrigger(pParse, yymsp[-1].minor.yy11, &all);
}
        break;
      case 242: /* trigger_decl ::= temp TRIGGER ifnotexists nm dbnm trigger_time trigger_event ON fullname foreach_clause when_clause */
{
  sqlite3BeginTrigger(pParse, &yymsp[-7].minor.yy0, &yymsp[-6].minor.yy0, yymsp[-5].minor.yy100, yymsp[-4].minor.yy298.a, yymsp[-4].minor.yy298.b, yymsp[-2].minor.yy407, yymsp[0].minor.yy102, yymsp[-10].minor.yy100, yymsp[-8].minor.yy100);
  yymsp[-10].minor.yy0 = (yymsp[-6].minor.yy0.n==0?yymsp[-7].minor.yy0:yymsp[-6].minor.yy0); /*A-overwrites-T*/
}
        break;
      case 243: /* trigger_time ::= BEFORE|AFTER */
{ yymsp[0].minor.yy100 = yymsp[0].major; /*A-overwrites-X*/ }
        break;
      case 244: /* trigger_time ::= INSTEAD OF */
{ yymsp[-1].minor.yy100 = TK_INSTEAD;}
        break;
      case 245: /* trigger_time ::= */
{ yymsp[1].minor.yy100 = TK_BEFORE; }
        break;
      case 246: /* trigger_event ::= DELETE|INSERT */
      case 247: /* trigger_event ::= UPDATE */ yytestcase(yyruleno==247);
{yymsp[0].minor.yy298.a = yymsp[0].major; /*A-overwrites-X*/ yymsp[0].minor.yy298.b = 0;}
        break;
      case 248: /* trigger_event ::= UPDATE OF idlist */
{yymsp[-2].minor.yy298.a = TK_UPDATE; yymsp[-2].minor.yy298.b = yymsp[0].minor.yy76;}
        break;
      case 249: /* when_clause ::= */
      case 268: /* key_opt ::= */ yytestcase(yyruleno==268);
      case 316: /* filter_opt ::= */ yytestcase(yyruleno==316);
{ yymsp[1].minor.yy102 = 0; }
        break;
      case 250: /* when_clause ::= WHEN expr */
      case 269: /* key_opt ::= KEY expr */ yytestcase(yyruleno==269);
{ yymsp[-1].minor.yy102 = yymsp[0].minor.yy102; }
        break;
      case 251: /* trigger_cmd_list ::= trigger_cmd_list trigger_cmd SEMI */
{
  assert( yymsp[-2].minor.yy11!=0 );
  yymsp[-2].minor.yy11->pLast->pNext = yymsp[-1].minor.yy11;
  yymsp[-2].minor.yy11->pLast = yymsp[-1].minor.yy11;
}
        break;
      case 252: /* trigger_cmd_list ::= trigger_cmd SEMI */
{ 
  assert( yymsp[-1].minor.yy11!=0 );
  yymsp[-1].minor.yy11->pLast = yymsp[-1].minor.yy11;
}
        break;
      case 253: /* trnm ::= nm DOT nm */
{
  yymsp[-2].minor.yy0 = yymsp[0].minor.yy0;
  sqlite3ErrorMsg(pParse, 
        "qualified table names are not allowed on INSERT, UPDATE, and DELETE "
        "statements within triggers");
}
        break;
      case 254: /* tridxby ::= INDEXED BY nm */
{
  sqlite3ErrorMsg(pParse,
        "the INDEXED BY clause is not allowed on UPDATE or DELETE statements "
        "within triggers");
}
        break;
      case 255: /* tridxby ::= NOT INDEXED */
{
  sqlite3ErrorMsg(pParse,
        "the NOT INDEXED clause is not allowed on UPDATE or DELETE statements "
        "within triggers");
}
        break;
      case 256: /* trigger_cmd ::= UPDATE orconf trnm tridxby SET setlist where_opt scanpt */
{yylhsminor.yy11 = sqlite3TriggerUpdateStep(pParse, &yymsp[-5].minor.yy0, yymsp[-2].minor.yy94, yymsp[-1].minor.yy102, yymsp[-6].minor.yy100, yymsp[-7].minor.yy0.z, yymsp[0].minor.yy528);}
  yymsp[-7].minor.yy11 = yylhsminor.yy11;
        break;
      case 257: /* trigger_cmd ::= scanpt insert_cmd INTO trnm idlist_opt select upsert scanpt */
{
   yylhsminor.yy11 = sqlite3TriggerInsertStep(pParse,&yymsp[-4].minor.yy0,yymsp[-3].minor.yy76,yymsp[-2].minor.yy391,yymsp[-6].minor.yy100,yymsp[-1].minor.yy95,yymsp[-7].minor.yy528,yymsp[0].minor.yy528);/*yylhsminor.yy11-overwrites-yymsp[-6].minor.yy100*/
}
  yymsp[-7].minor.yy11 = yylhsminor.yy11;
        break;
      case 258: /* trigger_cmd ::= DELETE FROM trnm tridxby where_opt scanpt */
{yylhsminor.yy11 = sqlite3TriggerDeleteStep(pParse, &yymsp[-3].minor.yy0, yymsp[-1].minor.yy102, yymsp[-5].minor.yy0.z, yymsp[0].minor.yy528);}
  yymsp[-5].minor.yy11 = yylhsminor.yy11;
        break;
      case 259: /* trigger_cmd ::= scanpt select scanpt */
{yylhsminor.yy11 = sqlite3TriggerSelectStep(pParse->db, yymsp[-1].minor.yy391, yymsp[-2].minor.yy528, yymsp[0].minor.yy528); /*yylhsminor.yy11-overwrites-yymsp[-1].minor.yy391*/}
  yymsp[-2].minor.yy11 = yylhsminor.yy11;
        break;
      case 260: /* expr ::= RAISE LP IGNORE RP */
{
  yymsp[-3].minor.yy102 = sqlite3PExpr(pParse, TK_RAISE, 0, 0); 
  if( yymsp[-3].minor.yy102 ){
    yymsp[-3].minor.yy102->affinity = OE_Ignore;
  }
}
        break;
      case 261: /* expr ::= RAISE LP raisetype COMMA nm RP */
{
  yymsp[-5].minor.yy102 = sqlite3ExprAlloc(pParse->db, TK_RAISE, &yymsp[-1].minor.yy0, 1); 
  if( yymsp[-5].minor.yy102 ) {
    yymsp[-5].minor.yy102->affinity = (char)yymsp[-3].minor.yy100;
  }
}
        break;
      case 262: /* raisetype ::= ROLLBACK */
{yymsp[0].minor.yy100 = OE_Rollback;}
        break;
      case 264: /* raisetype ::= FAIL */
{yymsp[0].minor.yy100 = OE_Fail;}
        break;
      case 265: /* cmd ::= DROP TRIGGER ifexists fullname */
{
  sqlite3DropTrigger(pParse,yymsp[0].minor.yy407,yymsp[-1].minor.yy100);
}
        break;
      case 266: /* cmd ::= ATTACH database_kw_opt expr AS expr key_opt */
{
  sqlite3Attach(pParse, yymsp[-3].minor.yy102, yymsp[-1].minor.yy102, yymsp[0].minor.yy102);
}
        break;
      case 267: /* cmd ::= DETACH database_kw_opt expr */
{
  sqlite3Detach(pParse, yymsp[0].minor.yy102);
}
        break;
      case 270: /* cmd ::= REINDEX */
{sqlite3Reindex(pParse, 0, 0);}
        break;
      case 271: /* cmd ::= REINDEX nm dbnm */
{sqlite3Reindex(pParse, &yymsp[-1].minor.yy0, &yymsp[0].minor.yy0);}
        break;
      case 272: /* cmd ::= ANALYZE */
{sqlite3Analyze(pParse, 0, 0);}
        break;
      case 273: /* cmd ::= ANALYZE nm dbnm */
{sqlite3Analyze(pParse, &yymsp[-1].minor.yy0, &yymsp[0].minor.yy0);}
        break;
      case 274: /* cmd ::= ALTER TABLE fullname RENAME TO nm */
{
  sqlite3AlterRenameTable(pParse,yymsp[-3].minor.yy407,&yymsp[0].minor.yy0);
}
        break;
      case 275: /* cmd ::= ALTER TABLE add_column_fullname ADD kwcolumn_opt columnname carglist */
{
  yymsp[-1].minor.yy0.n = (int)(pParse->sLastToken.z-yymsp[-1].minor.yy0.z) + pParse->sLastToken.n;
  sqlite3AlterFinishAddColumn(pParse, &yymsp[-1].minor.yy0);
}
        break;
      case 276: /* add_column_fullname ::= fullname */
{
  disableLookaside(pParse);
  sqlite3AlterBeginAddColumn(pParse, yymsp[0].minor.yy407);
}
        break;
      case 277: /* cmd ::= ALTER TABLE fullname RENAME kwcolumn_opt nm TO nm */
{
  sqlite3AlterRenameColumn(pParse, yymsp[-5].minor.yy407, &yymsp[-2].minor.yy0, &yymsp[0].minor.yy0);
}
        break;
      case 278: /* cmd ::= create_vtab */
{sqlite3VtabFinishParse(pParse,0);}
        break;
      case 279: /* cmd ::= create_vtab LP vtabarglist RP */
{sqlite3VtabFinishParse(pParse,&yymsp[0].minor.yy0);}
        break;
      case 280: /* create_vtab ::= createkw VIRTUAL TABLE ifnotexists nm dbnm USING nm */
{
    sqlite3VtabBeginParse(pParse, &yymsp[-3].minor.yy0, &yymsp[-2].minor.yy0, &yymsp[0].minor.yy0, yymsp[-4].minor.yy100);
}
        break;
      case 281: /* vtabarg ::= */
{sqlite3VtabArgInit(pParse);}
        break;
      case 282: /* vtabargtoken ::= ANY */
      case 283: /* vtabargtoken ::= lp anylist RP */ yytestcase(yyruleno==283);
      case 284: /* lp ::= LP */ yytestcase(yyruleno==284);
{sqlite3VtabArgExtend(pParse,&yymsp[0].minor.yy0);}
        break;
      case 285: /* with ::= WITH wqlist */
      case 286: /* with ::= WITH RECURSIVE wqlist */ yytestcase(yyruleno==286);
{ sqlite3WithPush(pParse, yymsp[0].minor.yy243, 1); }
        break;
      case 287: /* wqlist ::= nm eidlist_opt AS LP select RP */
{
  yymsp[-5].minor.yy243 = sqlite3WithAdd(pParse, 0, &yymsp[-5].minor.yy0, yymsp[-4].minor.yy94, yymsp[-1].minor.yy391); /*A-overwrites-X*/
}
        break;
      case 288: /* wqlist ::= wqlist COMMA nm eidlist_opt AS LP select RP */
{
  yymsp[-7].minor.yy243 = sqlite3WithAdd(pParse, yymsp[-7].minor.yy243, &yymsp[-5].minor.yy0, yymsp[-4].minor.yy94, yymsp[-1].minor.yy391);
}
        break;
      case 289: /* windowdefn_list ::= windowdefn */
{ yylhsminor.yy379 = yymsp[0].minor.yy379; }
  yymsp[0].minor.yy379 = yylhsminor.yy379;
        break;
      case 290: /* windowdefn_list ::= windowdefn_list COMMA windowdefn */
{
  assert( yymsp[0].minor.yy379!=0 );
  sqlite3WindowChain(pParse, yymsp[0].minor.yy379, yymsp[-2].minor.yy379);
  yymsp[0].minor.yy379->pNextWin = yymsp[-2].minor.yy379;
  yylhsminor.yy379 = yymsp[0].minor.yy379;
}
  yymsp[-2].minor.yy379 = yylhsminor.yy379;
        break;
      case 291: /* windowdefn ::= nm AS LP window RP */
{
  if( ALWAYS(yymsp[-1].minor.yy379) ){
    yymsp[-1].minor.yy379->zName = sqlite3DbStrNDup(pParse->db, yymsp[-4].minor.yy0.z, yymsp[-4].minor.yy0.n);
  }
  yylhsminor.yy379 = yymsp[-1].minor.yy379;
}
  yymsp[-4].minor.yy379 = yylhsminor.yy379;
        break;
      case 292: /* window ::= PARTITION BY nexprlist orderby_opt frame_opt */
{
  yymsp[-4].minor.yy379 = sqlite3WindowAssemble(pParse, yymsp[0].minor.yy379, yymsp[-2].minor.yy94, yymsp[-1].minor.yy94, 0);
}
        break;
      case 293: /* window ::= nm PARTITION BY nexprlist orderby_opt frame_opt */
{
  yylhsminor.yy379 = sqlite3WindowAssemble(pParse, yymsp[0].minor.yy379, yymsp[-2].minor.yy94, yymsp[-1].minor.yy94, &yymsp[-5].minor.yy0);
}
  yymsp[-5].minor.yy379 = yylhsminor.yy379;
        break;
      case 294: /* window ::= ORDER BY sortlist frame_opt */
{
  yymsp[-3].minor.yy379 = sqlite3WindowAssemble(pParse, yymsp[0].minor.yy379, 0, yymsp[-1].minor.yy94, 0);
}
        break;
      case 295: /* window ::= nm ORDER BY sortlist frame_opt */
{
  yylhsminor.yy379 = sqlite3WindowAssemble(pParse, yymsp[0].minor.yy379, 0, yymsp[-1].minor.yy94, &yymsp[-4].minor.yy0);
}
  yymsp[-4].minor.yy379 = yylhsminor.yy379;
        break;
      case 296: /* window ::= frame_opt */

{
  yylhsminor.yy379 = yymsp[0].minor.yy379;
}
  yymsp[0].minor.yy379 = yylhsminor.yy379;
        break;
      case 297: /* window ::= nm frame_opt */
{
  yylhsminor.yy379 = sqlite3WindowAssemble(pParse, yymsp[0].minor.yy379, 0, 0, &yymsp[-1].minor.yy0);
}
  yymsp[-1].minor.yy379 = yylhsminor.yy379;
        break;
      case 298: /* frame_opt ::= */
{ 
  yymsp[1].minor.yy379 = sqlite3WindowAlloc(pParse, 0, TK_UNBOUNDED, 0, TK_CURRENT, 0, 0);
}
        break;
      case 299: /* frame_opt ::= range_or_rows frame_bound_s frame_exclude_opt */
{ 
  yylhsminor.yy379 = sqlite3WindowAlloc(pParse, yymsp[-2].minor.yy100, yymsp[-1].minor.yy389.eType, yymsp[-1].minor.yy389.pExpr, TK_CURRENT, 0, yymsp[0].minor.yy218);

}
  yymsp[-2].minor.yy379 = yylhsminor.yy379;
        break;
      case 300: /* frame_opt ::= range_or_rows BETWEEN frame_bound_s AND frame_bound_e frame_exclude_opt */
{ 
  yylhsminor.yy379 = sqlite3WindowAlloc(pParse, yymsp[-5].minor.yy100, yymsp[-3].minor.yy389.eType, yymsp[-3].minor.yy389.pExpr, yymsp[-1].minor.yy389.eType, yymsp[-1].minor.yy389.pExpr, yymsp[0].minor.yy218);

}
  yymsp[-5].minor.yy379 = yylhsminor.yy379;
        break;
      case 302: /* frame_bound_s ::= frame_bound */
      case 304: /* frame_bound_e ::= frame_bound */ yytestcase(yyruleno==304);
{yylhsminor.yy389 = yymsp[0].minor.yy389;}
  yymsp[0].minor.yy389 = yylhsminor.yy389;
        break;
      case 303: /* frame_bound_s ::= UNBOUNDED PRECEDING */
      case 305: /* frame_bound_e ::= UNBOUNDED FOLLOWING */ yytestcase(yyruleno==305);
      case 307: /* frame_bound ::= CURRENT ROW */ yytestcase(yyruleno==307);
{yylhsminor.yy389.eType = yymsp[-1].major; yylhsminor.yy389.pExpr = 0;}
  yymsp[-1].minor.yy389 = yylhsminor.yy389;
        break;
      case 306: /* frame_bound ::= expr PRECEDING|FOLLOWING */
{yylhsminor.yy389.eType = yymsp[0].major; yylhsminor.yy389.pExpr = yymsp[-1].minor.yy102;}
  yymsp[-1].minor.yy389 = yylhsminor.yy389;
        break;
      case 308: /* frame_exclude_opt ::= */
{yymsp[1].minor.yy218 = 0;}
        break;
      case 309: /* frame_exclude_opt ::= EXCLUDE frame_exclude */
{yymsp[-1].minor.yy218 = yymsp[0].minor.yy218;}
        break;
      case 310: /* frame_exclude ::= NO OTHERS */
      case 311: /* frame_exclude ::= CURRENT ROW */ yytestcase(yyruleno==311);
{yymsp[-1].minor.yy218 = yymsp[-1].major; /*A-overwrites-X*/}
        break;
      case 312: /* frame_exclude ::= GROUP|TIES */
{yymsp[0].minor.yy218 = yymsp[0].major; /*A-overwrites-X*/}
        break;
      case 313: /* window_clause ::= WINDOW windowdefn_list */
{ yymsp[-1].minor.yy379 = yymsp[0].minor.yy379; }
        break;
      case 314: /* over_clause ::= filter_opt OVER LP window RP */

{
  yylhsminor.yy379 = yymsp[-1].minor.yy379;
  assert( yylhsminor.yy379!=0 );
  yylhsminor.yy379->pFilter = yymsp[-4].minor.yy102;
}
  yymsp[-4].minor.yy379 = yylhsminor.yy379;
        break;
      case 315: /* over_clause ::= filter_opt OVER nm */
{
  yylhsminor.yy379 = (Window*)sqlite3DbMallocZero(pParse->db, sizeof(Window));
  if( yylhsminor.yy379 ){
    yylhsminor.yy379->zName = sqlite3DbStrNDup(pParse->db, yymsp[0].minor.yy0.z, yymsp[0].minor.yy0.n);
    yylhsminor.yy379->pFilter = yymsp[-2].minor.yy102;
  }else{
    sqlite3ExprDelete(pParse->db, yymsp[-2].minor.yy102);
  }
}
  yymsp[-2].minor.yy379 = yylhsminor.yy379;
        break;














      case 317: /* filter_opt ::= FILTER LP WHERE expr RP */
{ yymsp[-4].minor.yy102 = yymsp[-1].minor.yy102; }
        break;
      default:
      /* (318) input ::= cmdlist */ yytestcase(yyruleno==318);
      /* (319) cmdlist ::= cmdlist ecmd */ yytestcase(yyruleno==319);
      /* (320) cmdlist ::= ecmd (OPTIMIZED OUT) */ assert(yyruleno!=320);
      /* (321) ecmd ::= SEMI */ yytestcase(yyruleno==321);
      /* (322) ecmd ::= cmdx SEMI */ yytestcase(yyruleno==322);
      /* (323) ecmd ::= explain cmdx */ yytestcase(yyruleno==323);
      /* (324) trans_opt ::= */ yytestcase(yyruleno==324);
      /* (325) trans_opt ::= TRANSACTION */ yytestcase(yyruleno==325);
      /* (326) trans_opt ::= TRANSACTION nm */ yytestcase(yyruleno==326);
      /* (327) savepoint_opt ::= SAVEPOINT */ yytestcase(yyruleno==327);
      /* (328) savepoint_opt ::= */ yytestcase(yyruleno==328);
      /* (329) cmd ::= create_table create_table_args */ yytestcase(yyruleno==329);
      /* (330) columnlist ::= columnlist COMMA columnname carglist */ yytestcase(yyruleno==330);
      /* (331) columnlist ::= columnname carglist */ yytestcase(yyruleno==331);
      /* (332) nm ::= ID|INDEXED */ yytestcase(yyruleno==332);
      /* (333) nm ::= STRING */ yytestcase(yyruleno==333);
      /* (334) nm ::= JOIN_KW */ yytestcase(yyruleno==334);
      /* (335) typetoken ::= typename */ yytestcase(yyruleno==335);
      /* (336) typename ::= ID|STRING */ yytestcase(yyruleno==336);
      /* (337) signed ::= plus_num (OPTIMIZED OUT) */ assert(yyruleno!=337);
      /* (338) signed ::= minus_num (OPTIMIZED OUT) */ assert(yyruleno!=338);
      /* (339) carglist ::= carglist ccons */ yytestcase(yyruleno==339);
      /* (340) carglist ::= */ yytestcase(yyruleno==340);
      /* (341) ccons ::= NULL onconf */ yytestcase(yyruleno==341);
      /* (342) conslist_opt ::= COMMA conslist */ yytestcase(yyruleno==342);
      /* (343) conslist ::= conslist tconscomma tcons */ yytestcase(yyruleno==343);
      /* (344) conslist ::= tcons (OPTIMIZED OUT) */ assert(yyruleno!=344);
      /* (345) tconscomma ::= */ yytestcase(yyruleno==345);
      /* (346) defer_subclause_opt ::= defer_subclause (OPTIMIZED OUT) */ assert(yyruleno!=346);
      /* (347) resolvetype ::= raisetype (OPTIMIZED OUT) */ assert(yyruleno!=347);
      /* (348) selectnowith ::= oneselect (OPTIMIZED OUT) */ assert(yyruleno!=348);
      /* (349) oneselect ::= values */ yytestcase(yyruleno==349);
      /* (350) sclp ::= selcollist COMMA */ yytestcase(yyruleno==350);
      /* (351) as ::= ID|STRING */ yytestcase(yyruleno==351);
      /* (352) expr ::= term (OPTIMIZED OUT) */ assert(yyruleno!=352);
      /* (353) likeop ::= LIKE_KW|MATCH */ yytestcase(yyruleno==353);
      /* (354) exprlist ::= nexprlist */ yytestcase(yyruleno==354);
      /* (355) nmnum ::= plus_num (OPTIMIZED OUT) */ assert(yyruleno!=355);
      /* (356) nmnum ::= nm (OPTIMIZED OUT) */ assert(yyruleno!=356);
      /* (357) nmnum ::= ON */ yytestcase(yyruleno==357);
      /* (358) nmnum ::= DELETE */ yytestcase(yyruleno==358);
      /* (359) nmnum ::= DEFAULT */ yytestcase(yyruleno==359);
      /* (360) plus_num ::= INTEGER|FLOAT */ yytestcase(yyruleno==360);
      /* (361) foreach_clause ::= */ yytestcase(yyruleno==361);
      /* (362) foreach_clause ::= FOR EACH ROW */ yytestcase(yyruleno==362);
      /* (363) trnm ::= nm */ yytestcase(yyruleno==363);
      /* (364) tridxby ::= */ yytestcase(yyruleno==364);
      /* (365) database_kw_opt ::= DATABASE */ yytestcase(yyruleno==365);
      /* (366) database_kw_opt ::= */ yytestcase(yyruleno==366);
      /* (367) kwcolumn_opt ::= */ yytestcase(yyruleno==367);
      /* (368) kwcolumn_opt ::= COLUMNKW */ yytestcase(yyruleno==368);
      /* (369) vtabarglist ::= vtabarg */ yytestcase(yyruleno==369);
      /* (370) vtabarglist ::= vtabarglist COMMA vtabarg */ yytestcase(yyruleno==370);
      /* (371) vtabarg ::= vtabarg vtabargtoken */ yytestcase(yyruleno==371);
      /* (372) anylist ::= */ yytestcase(yyruleno==372);
      /* (373) anylist ::= anylist LP anylist RP */ yytestcase(yyruleno==373);
      /* (374) anylist ::= anylist ANY */ yytestcase(yyruleno==374);
      /* (375) with ::= */ yytestcase(yyruleno==375);
        break;
/********** End reduce actions ************************************************/
  };
  assert( yyruleno<sizeof(yyRuleInfoLhs)/sizeof(yyRuleInfoLhs[0]) );
  yygoto = yyRuleInfoLhs[yyruleno];
  yysize = yyRuleInfoNRhs[yyruleno];
  yyact = yy_find_reduce_action(yymsp[yysize].stateno,(YYCODETYPE)yygoto);
................................................................................

/*
** Return the fallback token corresponding to canonical token iToken, or
** 0 if iToken has no fallback.
*/
SQLITE_PRIVATE int sqlite3ParserFallback(int iToken){
#ifdef YYFALLBACK
  if( iToken<(int)(sizeof(yyFallback)/sizeof(yyFallback[0])) ){
    return yyFallback[iToken];
  }
#else
  (void)iToken;
#endif
  return 0;
}

/************** End of parse.c ***********************************************/
................................................................................
** The code in this file implements a function that determines whether
** or not a given identifier is really an SQL keyword.  The same thing
** might be implemented more directly using a hand-written hash table.
** But by using this automatically generated code, the size of the code
** is substantially reduced.  This is important for embedded applications
** on platforms with limited memory.
*/
/* Hash score: 214 */
/* zKWText[] encodes 950 bytes of keyword text in 629 bytes */
/*   REINDEXEDESCAPEACHECKEYBEFOREIGNOREGEXPLAINSTEADDATABASELECT       */
/*   ABLEFTHENDEFERRABLELSEXCLUDELETEMPORARYCONSTRAINTERSECTIES         */
/*   AVEPOINTOFFSETRANSACTIONATURALTERAISEXCEPTRIGGEREFERENCES          */
/*   UNIQUERYWITHOUTERELEASEXCLUSIVEXISTSATTACHAVINGLOBEGINNERANGE      */
/*   BETWEENOTHINGROUPSCASCADETACHCASECOLLATECREATECURRENT_DATE         */
/*   IMMEDIATEJOINSERTLIKEMATCHPLANALYZEPRAGMABORTUPDATEVALUES          */
/*   VIRTUALIMITWHENOTNULLWHERECURSIVEAFTERENAMEANDEFAULT               */
/*   AUTOINCREMENTCASTCOLUMNCOMMITCONFLICTCROSSCURRENT_TIMESTAMP        */
/*   ARTITIONDEFERREDISTINCTDROPRECEDINGFAILFILTEREPLACEFOLLOWING       */
/*   FROMFULLIFISNULLORDERESTRICTOTHERSOVERIGHTROLLBACKROWS             */
/*   UNBOUNDEDUNIONUSINGVACUUMVIEWINDOWBYINITIALLYPRIMARY               */
static const char zKWText[628] = {
  'R','E','I','N','D','E','X','E','D','E','S','C','A','P','E','A','C','H',
  'E','C','K','E','Y','B','E','F','O','R','E','I','G','N','O','R','E','G',
  'E','X','P','L','A','I','N','S','T','E','A','D','D','A','T','A','B','A',
  'S','E','L','E','C','T','A','B','L','E','F','T','H','E','N','D','E','F',
  'E','R','R','A','B','L','E','L','S','E','X','C','L','U','D','E','L','E',
  'T','E','M','P','O','R','A','R','Y','C','O','N','S','T','R','A','I','N',
  'T','E','R','S','E','C','T','I','E','S','A','V','E','P','O','I','N','T',
  'O','F','F','S','E','T','R','A','N','S','A','C','T','I','O','N','A','T',
  'U','R','A','L','T','E','R','A','I','S','E','X','C','E','P','T','R','I',


  'G','G','E','R','E','F','E','R','E','N','C','E','S','U','N','I','Q','U',
  'E','R','Y','W','I','T','H','O','U','T','E','R','E','L','E','A','S','E',
  'X','C','L','U','S','I','V','E','X','I','S','T','S','A','T','T','A','C',
  'H','A','V','I','N','G','L','O','B','E','G','I','N','N','E','R','A','N',
  'G','E','B','E','T','W','E','E','N','O','T','H','I','N','G','R','O','U',
  'P','S','C','A','S','C','A','D','E','T','A','C','H','C','A','S','E','C',
  'O','L','L','A','T','E','C','R','E','A','T','E','C','U','R','R','E','N',
  'T','_','D','A','T','E','I','M','M','E','D','I','A','T','E','J','O','I',
  'N','S','E','R','T','L','I','K','E','M','A','T','C','H','P','L','A','N',
  'A','L','Y','Z','E','P','R','A','G','M','A','B','O','R','T','U','P','D',
  'A','T','E','V','A','L','U','E','S','V','I','R','T','U','A','L','I','M',
  'I','T','W','H','E','N','O','T','N','U','L','L','W','H','E','R','E','C',
  'U','R','S','I','V','E','A','F','T','E','R','E','N','A','M','E','A','N',
  'D','E','F','A','U','L','T','A','U','T','O','I','N','C','R','E','M','E',
  'N','T','C','A','S','T','C','O','L','U','M','N','C','O','M','M','I','T',
  'C','O','N','F','L','I','C','T','C','R','O','S','S','C','U','R','R','E',
  'N','T','_','T','I','M','E','S','T','A','M','P','A','R','T','I','T','I',
  'O','N','D','E','F','E','R','R','E','D','I','S','T','I','N','C','T','D',
  'R','O','P','R','E','C','E','D','I','N','G','F','A','I','L','F','I','L',

  'T','E','R','E','P','L','A','C','E','F','O','L','L','O','W','I','N','G',
  'F','R','O','M','F','U','L','L','I','F','I','S','N','U','L','L','O','R',
  'D','E','R','E','S','T','R','I','C','T','O','T','H','E','R','S','O','V',
  'E','R','I','G','H','T','R','O','L','L','B','A','C','K','R','O','W','S',
  'U','N','B','O','U','N','D','E','D','U','N','I','O','N','U','S','I','N',
  'G','V','A','C','U','U','M','V','I','E','W','I','N','D','O','W','B','Y',
  'I','N','I','T','I','A','L','L','Y','P','R','I','M','A','R','Y',
};
/* aKWHash[i] is the hash value for the i-th keyword */
static const unsigned char aKWHash[127] = {
    75, 111, 127,  73, 108,  29,   0,   0,  83,   0,  77,  63,   0,
    37,  33,  78,  15,   0, 126,  86,  57, 120, 128,  19,   0,   0,
   133,   0, 131, 123,   0,  22,  98,   0,   9,   0,   0, 117,  71,
     0,  69,   6,   0,  49,  95, 140,   0, 129, 106,   0,   0,  54,
     0, 109,  24,   0,  17,   0, 134,  56,  23,  26,   5,  58, 135,
   101,   0,   0, 139, 112,  62, 138,  59, 115,  65,   0,  96,   0,
   105,  45,   0, 104,   0,   0,   0, 100,  97, 102, 107, 119,  14,
    31, 118,   0,  81,   0, 136, 116, 137,  61, 124, 132,  80, 121,
    88,  30,  85,   0,   0,  99,  35, 125, 122,   0, 130,   0,   0,
    41,   0,  91,  89,  90,   0,  20,  87, 113,  82,

};
/* aKWNext[] forms the hash collision chain.  If aKWHash[i]==0
** then the i-th keyword has no more hash collisions.  Otherwise,
** the next keyword with the same hash is aKWHash[i]-1. */
static const unsigned char aKWNext[140] = {
     0,   0,   0,   0,   4,   0,   0,   0,   0,   0,   0,   0,   0,
     0,   2,   0,   0,   0,   0,   0,   0,  13,   0,   0,   0,   0,
     0,   0,   0,  21,   0,   0,  12,   0,   0,   0,   0,   0,   0,
     7,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,   0,
    51,  28,   0,   0,  38,   0,   0,   0,  44,   0,   0,   0,   3,
     0,   0,  67,   1,  66,   0,   0,   0,  36,   0,  47,   0,   0,
     0,   0,   0,  48,  50,  76,   0,   0,  42,   0,  60,   0,   0,
     0,  43,   0,  16,  55,  10,   0,   0,   0,   0,   0,   0,   0,
    11,  72,  93,   0,   0,   8,   0, 110,   0, 103,  40,  53,  70,
     0, 114,   0,  74,  52,   0,   0,  92,  39,  46,   0,  68,  32,
    84,   0,  34,  27,  25,  18,  94,   0,  64,  79,
};
/* aKWLen[i] is the length (in bytes) of the i-th keyword */
static const unsigned char aKWLen[140] = {
     7,   7,   5,   4,   6,   4,   5,   3,   6,   7,   3,   6,   6,
     7,   7,   3,   8,   2,   6,   5,   4,   4,   3,  10,   4,   7,
     6,   9,   4,   2,  10,   9,   4,   9,   4,   6,   2,   3,  11,

     6,   2,   7,   5,   5,   6,   7,  10,   6,   5,   7,   4,   5,
     7,   9,   6,   6,   6,   4,   5,   5,   5,   7,   7,   6,   5,
     7,   3,   6,   4,   7,   6,  12,   9,   4,   6,   4,   5,   4,
     7,   6,   5,   6,   6,   7,   5,   4,   7,   3,   2,   4,   5,
     9,   5,   6,   3,   7,  13,   2,   2,   4,   6,   6,   8,   5,
    17,  12,   7,   9,   8,   8,   2,   4,   9,   4,   6,   7,   9,
     4,   4,   2,   6,   5,   8,   6,   4,   5,   8,   4,   3,   9,
     5,   5,   6,   4,   6,   2,   2,   9,   3,   7,
};
/* aKWOffset[i] is the index into zKWText[] of the start of
** the text for the i-th keyword. */
static const unsigned short int aKWOffset[140] = {
     0,   2,   2,   8,   9,  14,  16,  20,  23,  25,  25,  29,  33,
    36,  41,  46,  48,  53,  54,  59,  62,  65,  67,  69,  78,  81,
    86,  90,  90,  94,  99, 106, 114, 117, 123, 126, 126, 129, 131,
   136, 140, 141, 146, 150, 154, 159, 165, 175, 178, 183, 183, 187,
   191, 197, 205, 211, 216, 221, 224, 227, 231, 236, 242, 248, 248,
   254, 255, 259, 265, 269, 276, 282, 294, 303, 305, 311, 315, 320,
   322, 329, 334, 339, 345, 351, 357, 362, 365, 365, 365, 368, 372,
   375, 384, 388, 394, 396, 403, 405, 407, 416, 420, 426, 432, 440,
   445, 445, 445, 461, 470, 477, 478, 485, 488, 497, 501, 506, 513,
   522, 526, 530, 532, 538, 542, 550, 556, 559, 564, 572, 572, 576,
   585, 590, 595, 601, 604, 607, 610, 612, 617, 621,
};
/* aKWCode[i] is the parser symbol code for the i-th keyword */
static const unsigned char aKWCode[140] = {
  TK_REINDEX,    TK_INDEXED,    TK_INDEX,      TK_DESC,       TK_ESCAPE,     
  TK_EACH,       TK_CHECK,      TK_KEY,        TK_BEFORE,     TK_FOREIGN,    
  TK_FOR,        TK_IGNORE,     TK_LIKE_KW,    TK_EXPLAIN,    TK_INSTEAD,    
  TK_ADD,        TK_DATABASE,   TK_AS,         TK_SELECT,     TK_TABLE,      
  TK_JOIN_KW,    TK_THEN,       TK_END,        TK_DEFERRABLE, TK_ELSE,       
  TK_EXCLUDE,    TK_DELETE,     TK_TEMP,       TK_TEMP,       TK_OR,         
  TK_CONSTRAINT, TK_INTERSECT,  TK_TIES,       TK_SAVEPOINT,  TK_INTO,       

  TK_OFFSET,     TK_OF,         TK_SET,        TK_TRANSACTION,TK_ACTION,     
  TK_ON,         TK_JOIN_KW,    TK_ALTER,      TK_RAISE,      TK_EXCEPT,     

  TK_TRIGGER,    TK_REFERENCES, TK_UNIQUE,     TK_QUERY,      TK_WITHOUT,    
  TK_WITH,       TK_JOIN_KW,    TK_RELEASE,    TK_EXCLUSIVE,  TK_EXISTS,     
  TK_ATTACH,     TK_HAVING,     TK_LIKE_KW,    TK_BEGIN,      TK_JOIN_KW,    
  TK_RANGE,      TK_BETWEEN,    TK_NOTHING,    TK_GROUPS,     TK_GROUP,      
  TK_CASCADE,    TK_ASC,        TK_DETACH,     TK_CASE,       TK_COLLATE,    
  TK_CREATE,     TK_CTIME_KW,   TK_IMMEDIATE,  TK_JOIN,       TK_INSERT,     
  TK_LIKE_KW,    TK_MATCH,      TK_PLAN,       TK_ANALYZE,    TK_PRAGMA,     
  TK_ABORT,      TK_UPDATE,     TK_VALUES,     TK_VIRTUAL,    TK_LIMIT,      
  TK_WHEN,       TK_NOTNULL,    TK_NOT,        TK_NO,         TK_NULL,       
  TK_WHERE,      TK_RECURSIVE,  TK_AFTER,      TK_RENAME,     TK_AND,        
  TK_DEFAULT,    TK_AUTOINCR,   TK_TO,         TK_IN,         TK_CAST,       
  TK_COLUMNKW,   TK_COMMIT,     TK_CONFLICT,   TK_JOIN_KW,    TK_CTIME_KW,   
  TK_CTIME_KW,   TK_CURRENT,    TK_PARTITION,  TK_DEFERRED,   TK_DISTINCT,   
  TK_IS,         TK_DROP,       TK_PRECEDING,  TK_FAIL,       TK_FILTER,     

  TK_REPLACE,    TK_FOLLOWING,  TK_FROM,       TK_JOIN_KW,    TK_IF,         
  TK_ISNULL,     TK_ORDER,      TK_RESTRICT,   TK_OTHERS,     TK_OVER,       
  TK_JOIN_KW,    TK_ROLLBACK,   TK_ROWS,       TK_ROW,        TK_UNBOUNDED,  
  TK_UNION,      TK_USING,      TK_VACUUM,     TK_VIEW,       TK_WINDOW,     
  TK_DO,         TK_BY,         TK_INITIALLY,  TK_ALL,        TK_PRIMARY,    
};
/* Check to see if z[0..n-1] is a keyword. If it is, write the
** parser symbol code for that keyword into *pType.  Always
** return the integer n (the length of the token). */
static int keywordCode(const char *z, int n, int *pType){
  int i, j;
  const char *zKW;
................................................................................
      testcase( i==23 ); /* DEFERRABLE */
      testcase( i==24 ); /* ELSE */
      testcase( i==25 ); /* EXCLUDE */
      testcase( i==26 ); /* DELETE */
      testcase( i==27 ); /* TEMPORARY */
      testcase( i==28 ); /* TEMP */
      testcase( i==29 ); /* OR */
      testcase( i==30 ); /* CONSTRAINT */
      testcase( i==31 ); /* INTERSECT */
      testcase( i==32 ); /* TIES */
      testcase( i==33 ); /* SAVEPOINT */
      testcase( i==34 ); /* INTO */
      testcase( i==35 ); /* OFFSET */
      testcase( i==36 ); /* OF */
      testcase( i==37 ); /* SET */
      testcase( i==38 ); /* TRANSACTION */
      testcase( i==39 ); /* ACTION */
      testcase( i==40 ); /* ON */
      testcase( i==41 ); /* NATURAL */
      testcase( i==42 ); /* ALTER */
      testcase( i==43 ); /* RAISE */
      testcase( i==44 ); /* EXCEPT */
      testcase( i==45 ); /* TRIGGER */
      testcase( i==46 ); /* REFERENCES */
      testcase( i==47 ); /* UNIQUE */
      testcase( i==48 ); /* QUERY */
      testcase( i==49 ); /* WITHOUT */
      testcase( i==50 ); /* WITH */
      testcase( i==51 ); /* OUTER */
      testcase( i==52 ); /* RELEASE */
      testcase( i==53 ); /* EXCLUSIVE */
      testcase( i==54 ); /* EXISTS */
      testcase( i==55 ); /* ATTACH */
      testcase( i==56 ); /* HAVING */
      testcase( i==57 ); /* GLOB */
      testcase( i==58 ); /* BEGIN */
      testcase( i==59 ); /* INNER */
      testcase( i==60 ); /* RANGE */
      testcase( i==61 ); /* BETWEEN */
      testcase( i==62 ); /* NOTHING */
      testcase( i==63 ); /* GROUPS */
      testcase( i==64 ); /* GROUP */
      testcase( i==65 ); /* CASCADE */
      testcase( i==66 ); /* ASC */
      testcase( i==67 ); /* DETACH */
      testcase( i==68 ); /* CASE */
      testcase( i==69 ); /* COLLATE */
      testcase( i==70 ); /* CREATE */
      testcase( i==71 ); /* CURRENT_DATE */
      testcase( i==72 ); /* IMMEDIATE */
      testcase( i==73 ); /* JOIN */
      testcase( i==74 ); /* INSERT */
      testcase( i==75 ); /* LIKE */
      testcase( i==76 ); /* MATCH */
      testcase( i==77 ); /* PLAN */
      testcase( i==78 ); /* ANALYZE */
      testcase( i==79 ); /* PRAGMA */
      testcase( i==80 ); /* ABORT */
      testcase( i==81 ); /* UPDATE */
      testcase( i==82 ); /* VALUES */
      testcase( i==83 ); /* VIRTUAL */
      testcase( i==84 ); /* LIMIT */
      testcase( i==85 ); /* WHEN */
      testcase( i==86 ); /* NOTNULL */
      testcase( i==87 ); /* NOT */
      testcase( i==88 ); /* NO */
      testcase( i==89 ); /* NULL */
      testcase( i==90 ); /* WHERE */
      testcase( i==91 ); /* RECURSIVE */
      testcase( i==92 ); /* AFTER */
      testcase( i==93 ); /* RENAME */
      testcase( i==94 ); /* AND */
      testcase( i==95 ); /* DEFAULT */
      testcase( i==96 ); /* AUTOINCREMENT */
      testcase( i==97 ); /* TO */
      testcase( i==98 ); /* IN */
      testcase( i==99 ); /* CAST */
      testcase( i==100 ); /* COLUMN */
      testcase( i==101 ); /* COMMIT */
      testcase( i==102 ); /* CONFLICT */
      testcase( i==103 ); /* CROSS */
      testcase( i==104 ); /* CURRENT_TIMESTAMP */
      testcase( i==105 ); /* CURRENT_TIME */
      testcase( i==106 ); /* CURRENT */
      testcase( i==107 ); /* PARTITION */
      testcase( i==108 ); /* DEFERRED */
      testcase( i==109 ); /* DISTINCT */
      testcase( i==110 ); /* IS */
      testcase( i==111 ); /* DROP */
      testcase( i==112 ); /* PRECEDING */
      testcase( i==113 ); /* FAIL */
      testcase( i==114 ); /* FILTER */
      testcase( i==115 ); /* REPLACE */
      testcase( i==116 ); /* FOLLOWING */
      testcase( i==117 ); /* FROM */
      testcase( i==118 ); /* FULL */
      testcase( i==119 ); /* IF */
      testcase( i==120 ); /* ISNULL */
      testcase( i==121 ); /* ORDER */
      testcase( i==122 ); /* RESTRICT */
      testcase( i==123 ); /* OTHERS */
      testcase( i==124 ); /* OVER */
      testcase( i==125 ); /* RIGHT */
      testcase( i==126 ); /* ROLLBACK */
      testcase( i==127 ); /* ROWS */
      testcase( i==128 ); /* ROW */
      testcase( i==129 ); /* UNBOUNDED */
      testcase( i==130 ); /* UNION */
      testcase( i==131 ); /* USING */
      testcase( i==132 ); /* VACUUM */
      testcase( i==133 ); /* VIEW */
      testcase( i==134 ); /* WINDOW */
      testcase( i==135 ); /* DO */
      testcase( i==136 ); /* BY */
      testcase( i==137 ); /* INITIALLY */
      testcase( i==138 ); /* ALL */
      testcase( i==139 ); /* PRIMARY */



      *pType = aKWCode[i];
      break;
    }
  }
  return n;
}
SQLITE_PRIVATE int sqlite3KeywordCode(const unsigned char *z, int n){
  int id = TK_ID;
  keywordCode((char*)z, n, &id);
  return id;
}
#define SQLITE_N_KEYWORD 140
SQLITE_API int sqlite3_keyword_name(int i,const char **pzName,int *pnName){
  if( i<0 || i>=SQLITE_N_KEYWORD ) return SQLITE_ERROR;
  *pzName = zKWText + aKWOffset[i];
  *pnName = aKWLen[i];
  return SQLITE_OK;
}
SQLITE_API int sqlite3_keyword_count(void){ return SQLITE_N_KEYWORD; }
................................................................................
    default: {
      static const struct {
        int op;      /* The opcode */
        u32 mask;    /* Mask of the bit in sqlite3.flags to set/clear */
      } aFlagOp[] = {
        { SQLITE_DBCONFIG_ENABLE_FKEY,           SQLITE_ForeignKeys    },
        { SQLITE_DBCONFIG_ENABLE_TRIGGER,        SQLITE_EnableTrigger  },

        { SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER, SQLITE_Fts3Tokenizer  },
        { SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION, SQLITE_LoadExtension  },
        { SQLITE_DBCONFIG_NO_CKPT_ON_CLOSE,      SQLITE_NoCkptOnClose  },
        { SQLITE_DBCONFIG_ENABLE_QPSG,           SQLITE_EnableQPSG     },
        { SQLITE_DBCONFIG_TRIGGER_EQP,           SQLITE_TriggerEQP     },
        { SQLITE_DBCONFIG_RESET_DATABASE,        SQLITE_ResetDatabase  },
        { SQLITE_DBCONFIG_DEFENSIVE,             SQLITE_Defensive      },
................................................................................
    }
    sqlite3DbFree(db, pColl);
  }
  sqlite3HashClear(&db->aCollSeq);
#ifndef SQLITE_OMIT_VIRTUALTABLE
  for(i=sqliteHashFirst(&db->aModule); i; i=sqliteHashNext(i)){
    Module *pMod = (Module *)sqliteHashData(i);
    if( pMod->xDestroy ){
      pMod->xDestroy(pMod->pAux);
    }
    sqlite3VtabEponymousTableClear(db, pMod);
    sqlite3DbFree(db, pMod);
  }
  sqlite3HashClear(&db->aModule);
#endif

  sqlite3Error(db, SQLITE_OK); /* Deallocates any cached error strings. */
  sqlite3ValueFree(db->pErr);
  sqlite3CloseExtensions(db);
................................................................................
   || (nArg<-1 || nArg>SQLITE_MAX_FUNCTION_ARG)
   || (255<(nName = sqlite3Strlen30( zFunctionName)))
  ){
    return SQLITE_MISUSE_BKPT;
  }

  assert( SQLITE_FUNC_CONSTANT==SQLITE_DETERMINISTIC );
  extraFlags = enc &  SQLITE_DETERMINISTIC;

  enc &= (SQLITE_FUNC_ENCMASK|SQLITE_ANY);
  
#ifndef SQLITE_OMIT_UTF16
  /* If SQLITE_UTF16 is specified as the encoding type, transform this
  ** to one of SQLITE_UTF16LE or SQLITE_UTF16BE using the
  ** SQLITE_UTF16NATIVE macro. SQLITE_UTF16 is not used internally.
  **
................................................................................

  if( pDestructor ){
    pDestructor->nRef++;
  }
  p->u.pDestructor = pDestructor;
  p->funcFlags = (p->funcFlags & SQLITE_FUNC_ENCMASK) | extraFlags;
  testcase( p->funcFlags & SQLITE_DETERMINISTIC );

  p->xSFunc = xSFunc ? xSFunc : xStep;
  p->xFinalize = xFinal;
  p->xValue = xValue;
  p->xInverse = xInverse;
  p->pUserData = pUserData;
  p->nArg = (u16)nArg;
  return SQLITE_OK;
................................................................................
  db->autoCommit = 1;
  db->nextAutovac = -1;
  db->szMmap = sqlite3GlobalConfig.szMmap;
  db->nextPagesize = 0;
  db->nMaxSorterMmap = 0x7FFFFFFF;
  db->flags |= SQLITE_ShortColNames
                 | SQLITE_EnableTrigger

                 | SQLITE_CacheSpill

/* The SQLITE_DQS compile-time option determines the default settings
** for SQLITE_DBCONFIG_DQS_DDL and SQLITE_DBCONFIG_DQS_DML.
**
**    SQLITE_DQS     SQLITE_DBCONFIG_DQS_DDL    SQLITE_DBCONFIG_DQS_DML
**    ----------     -----------------------    -----------------------
................................................................................
    ** this verb acts like PRNG_RESET.
    */
    case SQLITE_TESTCTRL_PRNG_RESTORE: {
      sqlite3PrngRestoreState();
      break;
    }


    /*
    ** Reset the PRNG back to its uninitialized state.  The next call
    ** to sqlite3_randomness() will reseed the PRNG using a single call
    ** to the xRandomness method of the default VFS.















    */
    case SQLITE_TESTCTRL_PRNG_RESET: {






      sqlite3_randomness(0,0);
      break;
    }

    /*
    **  sqlite3_test_control(BITVEC_TEST, size, program)
    **
................................................................................
    ** testing causes certain assert() statements in the code to be activated
    ** that demonstrat invariants on well-formed database files.
    */
    case SQLITE_TESTCTRL_NEVER_CORRUPT: {
      sqlite3GlobalConfig.neverCorrupt = va_arg(ap, int);
      break;
    }












    /* Set the threshold at which OP_Once counters reset back to zero.
    ** By default this is 0x7ffffffe (over 2 billion), but that value is
    ** too big to test in a reasonable amount of time, so this control is
    ** provided to set a small and easily reachable reset value.
    */
    case SQLITE_TESTCTRL_ONCE_RESET_THRESHOLD: {
................................................................................

/* #include "fts3.h" */
#ifndef SQLITE_CORE 
/* # include "sqlite3ext.h" */
  SQLITE_EXTENSION_INIT1
#endif













static int fts3EvalNext(Fts3Cursor *pCsr);
static int fts3EvalStart(Fts3Cursor *pCsr);
static int fts3TermSegReaderCursor(
    Fts3Cursor *, const char *, int, int, Fts3MultiSegReader **);

#ifndef SQLITE_AMALGAMATION
# if defined(SQLITE_DEBUG)
................................................................................
    p += n;
    *pp = p;
  }
  *ppPoslist = pEnd;
}

/*
** Value used to signify the end of an position-list. This is safe because
** it is not possible to have a document with 2^31 terms.

*/
#define POSITION_LIST_END 0x7fffffff

/*
** This function is used to help parse position-lists. When this function is
** called, *pp may point to the start of the next varint in the position-list
** being parsed, or it may point to 1 byte past the end of the position-list
** (in which case **pp will be a terminator bytes POS_END (0) or
** (1)).
................................................................................
    int iCol1;         /* The current column index in pp1 */
    int iCol2;         /* The current column index in pp2 */

    if( *p1==POS_COLUMN ){ 
      fts3GetVarint32(&p1[1], &iCol1);
      if( iCol1==0 ) return FTS_CORRUPT_VTAB;
    }
    else if( *p1==POS_END ) iCol1 = POSITION_LIST_END;
    else iCol1 = 0;

    if( *p2==POS_COLUMN ){
      fts3GetVarint32(&p2[1], &iCol2);
      if( iCol2==0 ) return FTS_CORRUPT_VTAB;
    }
    else if( *p2==POS_END ) iCol2 = POSITION_LIST_END;
    else iCol2 = 0;

    if( iCol1==iCol2 ){
      sqlite3_int64 i1 = 0;       /* Last position from pp1 */
      sqlite3_int64 i2 = 0;       /* Last position from pp2 */
      sqlite3_int64 iPrev = 0;
      int n = fts3PutColNumber(&p, iCol1);
................................................................................
  sqlite3_int64 iWrite;
  if( bDescIdx==0 || *pbFirst==0 ){
    iWrite = iVal - *piPrev;
  }else{
    iWrite = *piPrev - iVal;
  }
  assert( *pbFirst || *piPrev==0 );

  assert( *pbFirst==0 || iWrite>0 );
  *pp += sqlite3Fts3PutVarint(*pp, iWrite);
  *piPrev = iVal;
  *pbFirst = 1;
}


/*
................................................................................
      fts3PoslistCopy(&p, &p1);
      fts3GetDeltaVarint3(&p1, pEnd1, bDescDoclist, &i1);
    }else{
      fts3PutDeltaVarint3(&p, bDescDoclist, &iPrev, &bFirstOut, i2);
      fts3PoslistCopy(&p, &p2);
      fts3GetDeltaVarint3(&p2, pEnd2, bDescDoclist, &i2);
    }


  }

  if( rc!=SQLITE_OK ){
    sqlite3_free(aOut);
    p = aOut = 0;
  }else{
    assert( (p-aOut)<=n1+n2+FTS3_VARINT_MAX-1 );
................................................................................
  }else{
    rc = fts3EvalNext((Fts3Cursor *)pCursor);
  }
  assert( ((Fts3Table *)pCsr->base.pVtab)->pSegments==0 );
  return rc;
}

/*
** The following are copied from sqliteInt.h.
**
** Constants for the largest and smallest possible 64-bit signed integers.
** These macros are designed to work correctly on both 32-bit and 64-bit
** compilers.
*/
#ifndef SQLITE_AMALGAMATION
# define LARGEST_INT64  (0xffffffff|(((sqlite3_int64)0x7fffffff)<<32))
# define SMALLEST_INT64 (((sqlite3_int64)-1) - LARGEST_INT64)
#endif

/*
** If the numeric type of argument pVal is "integer", then return it
** converted to a 64-bit signed integer. Otherwise, return a copy of
** the second parameter, iDefault.
*/
static sqlite3_int64 fts3DocidRange(sqlite3_value *pVal, i64 iDefault){
  if( pVal ){
................................................................................
  assert_fts3_nc( (pNode->a[0]=='\0')==(aDoclist!=0) );

  blobGrowBuffer(pPrev, nTerm, &rc);
  if( rc!=SQLITE_OK ) return rc;

  nPrefix = fts3PrefixCompress(pPrev->a, pPrev->n, zTerm, nTerm);
  nSuffix = nTerm - nPrefix;

  memcpy(pPrev->a, zTerm, nTerm);
  pPrev->n = nTerm;

  if( bFirst==0 ){
    pNode->n += sqlite3Fts3PutVarint(&pNode->a[pNode->n], nPrefix);
  }
  pNode->n += sqlite3Fts3PutVarint(&pNode->a[pNode->n], nSuffix);
................................................................................
    SnippetPhrase *pPhrase = &pIter->aPhrase[i];
    if( pPhrase->pTail ){
      char *pCsr = pPhrase->pTail;
      int iCsr = pPhrase->iTail;

      while( iCsr<(iStart+pIter->nSnippet) && iCsr>=iStart ){
        int j;
        u64 mPhrase = (u64)1 << i;
        u64 mPos = (u64)1 << (iCsr - iStart);
        assert( iCsr>=iStart && (iCsr - iStart)<=64 );
        assert( i>=0 && i<=64 );
        if( (mCover|mCovered)&mPhrase ){
          iScore++;
        }else{
          iScore += 1000;
        }
        mCover |= mPhrase;

................................................................................
  int *pApnd,             /* Append nodes to complete path if not NULL */
  const char **pzErr      /* Make *pzErr point to any syntax error in zPath */
){
  u32 i, j, nKey;
  const char *zKey;
  JsonNode *pRoot = &pParse->aNode[iRoot];
  if( zPath[0]==0 ) return pRoot;

  if( zPath[0]=='.' ){
    if( pRoot->eType!=JSON_OBJECT ) return 0;
    zPath++;
    if( zPath[0]=='"' ){
      zKey = zPath + 1;
      for(i=1; zPath[i] && zPath[i]!='"'; i++){}
      nKey = i-1;
................................................................................
  JsonString *pStr;
  UNUSED_PARAM(argc);
  pStr = (JsonString*)sqlite3_aggregate_context(ctx, sizeof(*pStr));
  if( pStr ){
    if( pStr->zBuf==0 ){
      jsonInit(pStr, ctx);
      jsonAppendChar(pStr, '[');
    }else{
      jsonAppendChar(pStr, ',');
      pStr->pCtx = ctx;
    }
    jsonAppendValue(pStr, argv[0]);
  }
}
static void jsonArrayCompute(sqlite3_context *ctx, int isFinal){
................................................................................
** text through that comma.
*/
static void jsonGroupInverse(
  sqlite3_context *ctx,
  int argc,
  sqlite3_value **argv
){
  int i;
  int inStr = 0;

  char *z;

  JsonString *pStr;
  UNUSED_PARAM(argc);
  UNUSED_PARAM(argv);
  pStr = (JsonString*)sqlite3_aggregate_context(ctx, 0);
#ifdef NEVER
  /* pStr is always non-NULL since jsonArrayStep() or jsonObjectStep() will
  ** always have been called to initalize it */
  if( NEVER(!pStr) ) return;
#endif
  z = pStr->zBuf;
  for(i=1; z[i]!=',' || inStr; i++){
    assert( i<pStr->nUsed );



    if( z[i]=='"' ){
      inStr = !inStr;
    }else if( z[i]=='\\' ){
      i++;



    }
  }
  pStr->nUsed -= i;      
  memmove(&z[1], &z[i+1], (size_t)pStr->nUsed-1);
}
#else
# define jsonGroupInverse 0
................................................................................
  u32 n;
  UNUSED_PARAM(argc);
  pStr = (JsonString*)sqlite3_aggregate_context(ctx, sizeof(*pStr));
  if( pStr ){
    if( pStr->zBuf==0 ){
      jsonInit(pStr, ctx);
      jsonAppendChar(pStr, '{');
    }else{
      jsonAppendChar(pStr, ',');
      pStr->pCtx = ctx;
    }
    z = (const char*)sqlite3_value_text(argv[0]);
    n = (u32)sqlite3_value_bytes(argv[0]);
    jsonAppendString(pStr, z, n);
    jsonAppendChar(pStr, ':');
................................................................................
  } aMod[] = {
    { "json_each",            &jsonEachModule               },
    { "json_tree",            &jsonTreeModule               },
  };
#endif
  for(i=0; i<sizeof(aFunc)/sizeof(aFunc[0]) && rc==SQLITE_OK; i++){
    rc = sqlite3_create_function(db, aFunc[i].zName, aFunc[i].nArg,
                                 SQLITE_UTF8 | SQLITE_DETERMINISTIC, 
                                 (void*)&aFunc[i].flag,
                                 aFunc[i].xFunc, 0, 0);
  }
#ifndef SQLITE_OMIT_WINDOWFUNC
  for(i=0; i<sizeof(aAgg)/sizeof(aAgg[0]) && rc==SQLITE_OK; i++){
    rc = sqlite3_create_window_function(db, aAgg[i].zName, aAgg[i].nArg,
                                 SQLITE_UTF8 | SQLITE_DETERMINISTIC, 0,
                                 aAgg[i].xStep, aAgg[i].xFinal,
                                 aAgg[i].xValue, jsonGroupInverse, 0);
  }
#endif
#ifndef SQLITE_OMIT_VIRTUALTABLE
  for(i=0; i<sizeof(aMod)/sizeof(aMod[0]) && rc==SQLITE_OK; i++){
    rc = sqlite3_create_module(db, aMod[i].zName, aMod[i].pModule, 0);
................................................................................
#ifndef SQLITE_CORE
/*   #include "sqlite3ext.h" */
  SQLITE_EXTENSION_INIT1
#else
/*   #include "sqlite3.h" */
#endif

/* #include <string.h> */
/* #include <assert.h> */
/* #include <stdio.h> */

#ifndef SQLITE_AMALGAMATION
#include "sqlite3rtree.h"
typedef sqlite3_int64 i64;
typedef sqlite3_uint64 u64;
typedef unsigned char u8;
typedef unsigned short u16;
typedef unsigned int u32;


#endif









/*  The following macro is used to suppress compiler warnings.
*/
#ifndef UNUSED_PARAMETER
# define UNUSED_PARAMETER(x) (void)(x)
#endif

................................................................................
  int rc = SQLITE_OK;
  RtreeNode *pNode = 0;

  /* Check if the requested node is already in the hash table. If so,
  ** increase its reference count and return it.
  */
  if( (pNode = nodeHashLookup(pRtree, iNode))!=0 ){
    assert( !pParent || !pNode->pParent || pNode->pParent==pParent );
    if( pParent && !pNode->pParent ){
      if( nodeInParentChain(pNode, pParent) ){
        RTREE_IS_CORRUPT(pRtree);
        return SQLITE_CORRUPT_VTAB;
      }
      pParent->nRef++;
      pNode->pParent = pParent;



    }
    pNode->nRef++;
    *ppNode = pNode;
    return SQLITE_OK;
  }

  if( pRtree->pNodeBlob ){
................................................................................
  int nConstraint = pCur->nConstraint;
  int ii;
  int eInt;
  RtreeSearchPoint x;

  eInt = pRtree->eCoordType==RTREE_COORD_INT32;
  while( (p = rtreeSearchPointFirst(pCur))!=0 && p->iLevel>0 ){

    pNode = rtreeNodeOfFirstSearchPoint(pCur, &rc);
    if( rc ) return rc;
    nCell = NCELL(pNode);
    assert( nCell<200 );

    while( p->iCell<nCell ){
      sqlite3_rtree_dbl rScore = (sqlite3_rtree_dbl)-1;
      u8 *pCellData = pNode->zData + (4+pRtree->nBytesPerCell*p->iCell);
      eWithin = FULLY_WITHIN;
      for(ii=0; ii<nConstraint; ii++){
        RtreeConstraint *pConstraint = pCur->aConstraint + ii;
        if( pConstraint->op>=RTREE_MATCH ){
          rc = rtreeCallbackConstraint(pConstraint, eInt, pCellData, p,
                                       &rScore, &eWithin);
          if( rc ) return rc;
        }else if( p->iLevel==1 ){
          rtreeLeafConstraint(pConstraint, eInt, pCellData, &eWithin);
        }else{
          rtreeNonleafConstraint(pConstraint, eInt, pCellData, &eWithin);
        }
        if( eWithin==NOT_WITHIN ) break;
      }
      p->iCell++;




      if( eWithin==NOT_WITHIN ) continue;

      x.iLevel = p->iLevel - 1;
      if( x.iLevel ){
        x.id = readInt64(pCellData);






        x.iCell = 0;
      }else{
        x.id = p->id;
        x.iCell = p->iCell - 1;
      }
      if( p->iCell>=nCell ){
        RTREE_QUEUE_TRACE(pCur, "POP-S:");
................................................................................

#define RBU_CREATE_STATE \
  "CREATE TABLE IF NOT EXISTS %s.rbu_state(k INTEGER PRIMARY KEY, v)"

typedef struct RbuFrame RbuFrame;
typedef struct RbuObjIter RbuObjIter;
typedef struct RbuState RbuState;

typedef struct rbu_vfs rbu_vfs;
typedef struct rbu_file rbu_file;
typedef struct RbuUpdateStmt RbuUpdateStmt;

#if !defined(SQLITE_AMALGAMATION)
typedef unsigned int u32;
typedef unsigned short u16;
................................................................................
};

struct RbuUpdateStmt {
  char *zMask;                    /* Copy of update mask used with pUpdate */
  sqlite3_stmt *pUpdate;          /* Last update statement (or NULL) */
  RbuUpdateStmt *pNext;
};






/*
** An iterator of this type is used to iterate through all objects in
** the target database that require updating. For each such table, the
** iterator visits, in order:
**
**     * the table itself, 
................................................................................

  /* Statements created by rbuObjIterPrepareAll() */
  int nCol;                       /* Number of columns in current object */
  sqlite3_stmt *pSelect;          /* Source data */
  sqlite3_stmt *pInsert;          /* Statement for INSERT operations */
  sqlite3_stmt *pDelete;          /* Statement for DELETE ops */
  sqlite3_stmt *pTmpInsert;       /* Insert into rbu_tmp_$zDataTbl */




  /* Last UPDATE used (for PK b-tree updates only), or NULL. */
  RbuUpdateStmt *pRbuUpdate;
};

/*
** Values for RbuObjIter.eType
................................................................................
  pUp = pIter->pRbuUpdate;
  while( pUp ){
    RbuUpdateStmt *pTmp = pUp->pNext;
    sqlite3_finalize(pUp->pUpdate);
    sqlite3_free(pUp);
    pUp = pTmp;
  }


  
  pIter->pSelect = 0;
  pIter->pInsert = 0;
  pIter->pDelete = 0;
  pIter->pRbuUpdate = 0;
  pIter->pTmpInsert = 0;
  pIter->nCol = 0;



}

/*
** Clean up any resources allocated as part of the iterator object passed
** as the only argument.
*/
static void rbuObjIterFinalize(RbuObjIter *pIter){
................................................................................
  sqlite3rbu *p = sqlite3_user_data(pCtx);
  const char *zIn;
  assert( argc==1 || argc==2 );

  zIn = (const char*)sqlite3_value_text(argv[0]);
  if( zIn ){
    if( rbuIsVacuum(p) ){
      assert( argc==2 );
      if( 0==sqlite3_value_int(argv[1]) ){
        sqlite3_result_text(pCtx, zIn, -1, SQLITE_STATIC);
      }
    }else{
      if( strlen(zIn)>4 && memcmp("data", zIn, 4)==0 ){
        int i;
        for(i=4; zIn[i]>='0' && zIn[i]<='9'; i++);
        if( zIn[i]=='_' && zIn[i+1] ){
................................................................................
** If an OOM condition is encountered when attempting to allocate memory,
** output variable (*pRc) is set to SQLITE_NOMEM before returning. Otherwise,
** if the allocation succeeds, (*pRc) is left unchanged.
*/
static char *rbuStrndup(const char *zStr, int *pRc){
  char *zRet = 0;

  assert( *pRc==SQLITE_OK );
  if( zStr ){
    size_t nCopy = strlen(zStr) + 1;
    zRet = (char*)sqlite3_malloc64(nCopy);
    if( zRet ){
      memcpy(zRet, zStr, nCopy);
    }else{
      *pRc = SQLITE_NOMEM;

    }
  }

  return zRet;
}

/*
................................................................................
    }
    p->rc = prepareFreeAndCollectError(p->dbMain, &pXInfo, &p->zErrmsg,
        sqlite3_mprintf("PRAGMA main.index_xinfo = %Q", zIdx)
    );
    while( p->rc==SQLITE_OK && SQLITE_ROW==sqlite3_step(pXInfo) ){
      int iCid = sqlite3_column_int(pXInfo, 1);
      if( iCid>=0 ) pIter->abIndexed[iCid] = 1;



    }
    rbuFinalize(p, pXInfo);
    bIndex = 1;
    pIter->nIndex++;
  }

  if( pIter->eType==RBU_PK_WITHOUT_ROWID ){
................................................................................
    );
  }

  while( rc==SQLITE_OK && SQLITE_ROW==sqlite3_step(pXInfo) ){
    int iCid = sqlite3_column_int(pXInfo, 1);
    int bDesc = sqlite3_column_int(pXInfo, 3);
    const char *zCollate = (const char*)sqlite3_column_text(pXInfo, 4);
    const char *zCol;
    const char *zType;








    if( iCid<0 ){
      /* An integer primary key. If the table has an explicit IPK, use
      ** its name. Otherwise, use "rbu_rowid".  */
      if( pIter->eType==RBU_PK_IPK ){
        int i;
        for(i=0; pIter->abTblPk[i]==0; i++);
        assert( i<pIter->nTblCol );
        zCol = pIter->azTblCol[i];
      }else if( rbuIsVacuum(p) ){
        zCol = "_rowid_";
      }else{
        zCol = "rbu_rowid";
      }
      zType = "INTEGER";
    }else{
      zCol = pIter->azTblCol[iCid];
      zType = pIter->azTblType[iCid];
    }


    zRet = sqlite3_mprintf("%z%s\"%w\" COLLATE %Q", zRet, zCom, zCol, zCollate);

    if( pIter->bUnique==0 || sqlite3_column_int(pXInfo, 5) ){
      const char *zOrder = (bDesc ? " DESC" : "");
      zImpPK = sqlite3_mprintf("%z%s\"rbu_imp_%d%w\"%s", 
          zImpPK, zCom, nBind, zCol, zOrder
      );
    }
    zImpCols = sqlite3_mprintf("%z%s\"rbu_imp_%d%w\" %s COLLATE %Q", 
................................................................................
}

static char *rbuObjIterGetIndexWhere(sqlite3rbu *p, RbuObjIter *pIter){
  sqlite3_stmt *pStmt = 0;
  int rc = p->rc;
  char *zRet = 0;



  if( rc==SQLITE_OK ){
    rc = prepareAndCollectError(p->dbMain, &pStmt, &p->zErrmsg,
        "SELECT trim(sql) FROM sqlite_master WHERE type='index' AND name=?"
    );
  }
  if( rc==SQLITE_OK ){
    int rc2;
    rc = sqlite3_bind_text(pStmt, 1, pIter->zIdx, -1, SQLITE_STATIC);
    if( rc==SQLITE_OK && SQLITE_ROW==sqlite3_step(pStmt) ){
      const char *zSql = (const char*)sqlite3_column_text(pStmt, 0);



      if( zSql ){
        int nParen = 0;           /* Number of open parenthesis */
        int i;


        for(i=0; zSql[i]; i++){
          char c = zSql[i];














          if( c=='(' ){




            nParen++;
          }
          else if( c==')' ){
            nParen--;
            if( nParen==0 ){


              i++;
              break;
            }




          }else if( c=='"' || c=='\'' || c=='`' ){
            for(i++; 1; i++){
              if( zSql[i]==c ){
                if( zSql[i+1]!=c ) break;
                i++;
              }
            }
          }else if( c=='[' ){
            for(i++; 1; i++){
              if( zSql[i]==']' ) break;
            }







          }
        }
        if( zSql[i] ){
          zRet = rbuStrndup(&zSql[i], &rc);
        }

      }
    }

    rc2 = sqlite3_finalize(pStmt);
    if( rc==SQLITE_OK ) rc = rc2;
  }

................................................................................
      char *zImposterPK = 0;      /* Primary key declaration for imposter */
      char *zWhere = 0;           /* WHERE clause on PK columns */
      char *zBind = 0;
      char *zPart = 0;
      int nBind = 0;

      assert( pIter->eType!=RBU_PK_VTAB );

      zCollist = rbuObjIterGetIndexCols(
          p, pIter, &zImposterCols, &zImposterPK, &zWhere, &nBind
      );
      zBind = rbuObjIterGetBindlist(p, nBind);
      zPart = rbuObjIterGetIndexWhere(p, pIter);

      /* Create the imposter table used to write to this index. */
      sqlite3_test_control(SQLITE_TESTCTRL_IMPOSTER, p->dbMain, "main", 0, 1);
      sqlite3_test_control(SQLITE_TESTCTRL_IMPOSTER, p->dbMain, "main", 1,tnum);
      rbuMPrintfExec(p, p->dbMain,
          "CREATE TABLE \"rbu_imp_%w\"( %s, PRIMARY KEY( %s ) ) WITHOUT ROWID",
          zTbl, zImposterCols, zImposterPK
................................................................................
  int nVal,
  sqlite3_value **apVal
){
  sqlite3rbu *p = (sqlite3rbu*)sqlite3_user_data(pCtx);
  sqlite3_stmt *pStmt = 0;
  char *zErrmsg = 0;
  int rc;


  assert( nVal==1 );
  
  rc = prepareFreeAndCollectError(p->dbMain, &pStmt, &zErrmsg, 
      sqlite3_mprintf("SELECT count(*) FROM sqlite_master "
        "WHERE type='index' AND tbl_name = %Q", sqlite3_value_text(apVal[0]))
  );
  if( rc!=SQLITE_OK ){
    sqlite3_result_error(pCtx, zErrmsg, -1);
  }else{
    int nIndex = 0;
................................................................................
    if( SQLITE_ROW==sqlite3_step(pStmt) ){
      nIndex = sqlite3_column_int(pStmt, 0);
    }
    rc = sqlite3_finalize(pStmt);
    if( rc==SQLITE_OK ){
      sqlite3_result_int(pCtx, nIndex);
    }else{
      sqlite3_result_error(pCtx, sqlite3_errmsg(p->dbMain), -1);
    }
  }

  sqlite3_free(zErrmsg);
}

/*
................................................................................
*/
static int sessionBufferGrow(SessionBuffer *p, size_t nByte, int *pRc){
  if( *pRc==SQLITE_OK && (size_t)(p->nAlloc-p->nBuf)<nByte ){
    u8 *aNew;
    i64 nNew = p->nAlloc ? p->nAlloc : 128;
    do {
      nNew = nNew*2;
    }while( (nNew-p->nBuf)<nByte );

    aNew = (u8 *)sqlite3_realloc64(p->aBuf, nNew);
    if( 0==aNew ){
      *pRc = SQLITE_NOMEM;
    }else{
      p->aBuf = aNew;
      p->nAlloc = nNew;
................................................................................
  char *zContent;                 /* content table */ 
  char *zContentRowid;            /* "content_rowid=" option value */ 
  int bColumnsize;                /* "columnsize=" option value (dflt==1) */
  int eDetail;                    /* FTS5_DETAIL_XXX value */
  char *zContentExprlist;
  Fts5Tokenizer *pTok;
  fts5_tokenizer *pTokApi;


  /* Values loaded from the %_config table */
  int iCookie;                    /* Incremented when %_config is modified */
  int pgsz;                       /* Approximate page size used in %_data */
  int nAutomerge;                 /* 'automerge' setting */
  int nCrisisMerge;               /* Maximum allowed segments per level */
  int nUsermerge;                 /* 'usermerge' setting */
................................................................................
*/
static int sqlite3Fts5ExprFirst(Fts5Expr*, Fts5Index *pIdx, i64 iMin, int bDesc);
static int sqlite3Fts5ExprNext(Fts5Expr*, i64 iMax);
static int sqlite3Fts5ExprEof(Fts5Expr*);
static i64 sqlite3Fts5ExprRowid(Fts5Expr*);

static void sqlite3Fts5ExprFree(Fts5Expr*);


/* Called during startup to register a UDF with SQLite */
static int sqlite3Fts5ExprInit(Fts5Global*, sqlite3*);

static int sqlite3Fts5ExprPhraseCount(Fts5Expr*);
static int sqlite3Fts5ExprPhraseSize(Fts5Expr*, int iPhrase);
static int sqlite3Fts5ExprPoslist(Fts5Expr*, int, const u8 **);
................................................................................
  assert( stateno <= fts5YY_SHIFT_COUNT );
#if defined(fts5YYCOVERAGE)
  fts5yycoverage[stateno][iLookAhead] = 1;
#endif
  do{
    i = fts5yy_shift_ofst[stateno];
    assert( i>=0 );

    /* assert( i+fts5YYNFTS5TOKEN<=(int)fts5YY_NLOOKAHEAD ); */
    assert( iLookAhead!=fts5YYNOCODE );
    assert( iLookAhead < fts5YYNFTS5TOKEN );
    i += iLookAhead;

    if( i>=fts5YY_NLOOKAHEAD || fts5yy_lookahead[i]!=iLookAhead ){
#ifdef fts5YYFALLBACK
      fts5YYCODETYPE iFallback;            /* Fallback token */
      if( iLookAhead<sizeof(fts5yyFallback)/sizeof(fts5yyFallback[0])
             && (iFallback = fts5yyFallback[iLookAhead])!=0 ){

#ifndef NDEBUG
        if( fts5yyTraceFILE ){
          fprintf(fts5yyTraceFILE, "%sFALLBACK %s => %s\n",
             fts5yyTracePrompt, fts5yyTokenName[iLookAhead], fts5yyTokenName[iFallback]);
        }
#endif
        assert( fts5yyFallback[iFallback]==0 ); /* Fallback loop must terminate */
................................................................................
        iLookAhead = iFallback;
        continue;
      }
#endif
#ifdef fts5YYWILDCARD
      {
        int j = i - iLookAhead + fts5YYWILDCARD;
        if( 
#if fts5YY_SHIFT_MIN+fts5YYWILDCARD<0
          j>=0 &&
#endif
#if fts5YY_SHIFT_MAX+fts5YYWILDCARD>=fts5YY_ACTTAB_COUNT
          j<fts5YY_ACTTAB_COUNT &&
#endif
          j<(int)(sizeof(fts5yy_lookahead)/sizeof(fts5yy_lookahead[0])) &&
          fts5yy_lookahead[j]==fts5YYWILDCARD && iLookAhead>0
        ){
#ifndef NDEBUG
          if( fts5yyTraceFILE ){
            fprintf(fts5yyTraceFILE, "%sWILDCARD %s => %s\n",
               fts5yyTracePrompt, fts5yyTokenName[iLookAhead],
               fts5yyTokenName[fts5YYWILDCARD]);
          }
#endif /* NDEBUG */
          return fts5yy_action[j];
        }
      }
#endif /* fts5YYWILDCARD */
      return fts5yy_default[stateno];
    }else{

      return fts5yy_action[i];
    }
  }while(1);
}

/*
** Find the appropriate action for a parser given the non-terminal
................................................................................

/*
** Return the fallback token corresponding to canonical token iToken, or
** 0 if iToken has no fallback.
*/
static int sqlite3Fts5ParserFallback(int iToken){
#ifdef fts5YYFALLBACK
  if( iToken<(int)(sizeof(fts5yyFallback)/sizeof(fts5yyFallback[0])) ){
    return fts5yyFallback[iToken];
  }
#else
  (void)iToken;
#endif
  return 0;
}

/*
................................................................................
  );

  assert( zSql || rc==SQLITE_NOMEM );
  if( zSql ){
    rc = sqlite3_declare_vtab(pConfig->db, zSql);
    sqlite3_free(zSql);
  }
  
  return rc;
}

/*
** Tokenize the text passed via the second and third arguments.
**
** The callback is invoked once for each token in the input text. The
................................................................................
static void sqlite3Fts5ExprFree(Fts5Expr *p){
  if( p ){
    sqlite3Fts5ParseNodeFree(p->pRoot);
    sqlite3_free(p->apExprPhrase);
    sqlite3_free(p);
  }
}





































/*
** Argument pTerm must be a synonym iterator. Return the current rowid
** that it points to.
*/
static i64 fts5ExprSynonymRowid(Fts5ExprTerm *pTerm, int bDesc, int *pbEof){
  i64 iRet = 0;
................................................................................
      }
      if( rc!=SQLITE_OK ){
        sqlite3_free(pRet);
        pRet = 0;
      }else{
        /* TODO1: Fix this */
        pRet->p[nByte] = 0x00;

        pRet->szLeaf = fts5GetU16(&pRet->p[2]);
      }
    }
    p->rc = rc;
    p->nRead++;
  }

................................................................................
static void fts5DataRelease(Fts5Data *pData){
  sqlite3_free(pData);
}

static Fts5Data *fts5LeafRead(Fts5Index *p, i64 iRowid){
  Fts5Data *pRet = fts5DataRead(p, iRowid);
  if( pRet ){
    if( pRet->szLeaf>pRet->nn ){
      p->rc = FTS5_CORRUPT;
      fts5DataRelease(pRet);
      pRet = 0;
    }
  }
  return pRet;
}
................................................................................
        int nCopy;
        u8 *aCopy;

        i64 iPrev = 0;
        Fts5PoslistWriter writer;
        memset(&writer, 0, sizeof(writer));




        fts5MergeAppendDocid(&out, iLastRowid, i2.iRowid);
        fts5BufferZero(&tmp);
        sqlite3Fts5BufferSize(&p->rc, &tmp, i1.nPoslist + i2.nPoslist);
        if( p->rc ) break;

        sqlite3Fts5PoslistNext64(a1, i1.nPoslist, &iOff1, &iPos1);
        sqlite3Fts5PoslistNext64(a2, i2.nPoslist, &iOff2, &iPos2);
        assert_nc( iPos1>=0 && iPos2>=0 );

        if( iPos1<iPos2 ){
................................................................................
          nCopy = i2.nPoslist - iOff2;
        }
        if( nCopy>0 ){
          fts5BufferSafeAppendBlob(&tmp, aCopy, nCopy);
        }

        /* WRITEPOSLISTSIZE */






        fts5BufferSafeAppendVarint(&out, tmp.n * 2);
        fts5BufferSafeAppendBlob(&out, tmp.p, tmp.n);
        fts5DoclistIterNext(&i1);
        fts5DoclistIterNext(&i2);
        assert_nc( out.n<=(p1->n+p2->n+9) );
        if( i1.aPoslist==0 || i2.aPoslist==0 ) break;
        assert( out.n<=((i1.aPoslist-p1->p) + (i2.aPoslist-p2->p)+9+10+10) );
................................................................................
#endif
}

/*
** Implementation of the xBestIndex method for FTS5 tables. Within the 
** WHERE constraint, it searches for the following:
**
**   1. A MATCH constraint against the special column.
**   2. A MATCH constraint against the "rank" column.

**   3. An == constraint against the rowid column.
**   4. A < or <= constraint against the rowid column.
**   5. A > or >= constraint against the rowid column.
**
** Within the ORDER BY, either:
**
**   5. ORDER BY rank [ASC|DESC]
**   6. ORDER BY rowid [ASC|DESC]





















**
** Costs are assigned as follows:
**
**  a) If an unusable MATCH operator is present in the WHERE clause, the
**     cost is unconditionally set to 1e50 (a really big number).
**
**  a) If a MATCH operator is present, the cost depends on the other
................................................................................
** Costs are not modified by the ORDER BY clause.
*/
static int fts5BestIndexMethod(sqlite3_vtab *pVTab, sqlite3_index_info *pInfo){
  Fts5Table *pTab = (Fts5Table*)pVTab;
  Fts5Config *pConfig = pTab->pConfig;
  const int nCol = pConfig->nCol;
  int idxFlags = 0;               /* Parameter passed through to xFilter() */
  int bHasMatch;


  int iNext;
  int i;

  struct Constraint {
    int op;                       /* Mask against sqlite3_index_constraint.op */
    int fts5op;                   /* FTS5 mask for idxFlags */
    int iCol;                     /* 0==rowid, 1==tbl, 2==rank */
    int omit;                     /* True to omit this if found */
    int iConsIndex;               /* Index in pInfo->aConstraint[] */
  } aConstraint[] = {
    {SQLITE_INDEX_CONSTRAINT_MATCH|SQLITE_INDEX_CONSTRAINT_EQ, 
                                    FTS5_BI_MATCH,    1, 1, -1},
    {SQLITE_INDEX_CONSTRAINT_MATCH|SQLITE_INDEX_CONSTRAINT_EQ, 
                                    FTS5_BI_RANK,     2, 1, -1},
    {SQLITE_INDEX_CONSTRAINT_EQ,    FTS5_BI_ROWID_EQ, 0, 0, -1},
    {SQLITE_INDEX_CONSTRAINT_LT|SQLITE_INDEX_CONSTRAINT_LE, 
                                    FTS5_BI_ROWID_LE, 0, 0, -1},
    {SQLITE_INDEX_CONSTRAINT_GT|SQLITE_INDEX_CONSTRAINT_GE, 
                                    FTS5_BI_ROWID_GE, 0, 0, -1},
  };

  int aColMap[3];
  aColMap[0] = -1;
  aColMap[1] = nCol;
  aColMap[2] = nCol+1;

  assert( SQLITE_INDEX_CONSTRAINT_EQ<SQLITE_INDEX_CONSTRAINT_MATCH );
  assert( SQLITE_INDEX_CONSTRAINT_GT<SQLITE_INDEX_CONSTRAINT_MATCH );
  assert( SQLITE_INDEX_CONSTRAINT_LE<SQLITE_INDEX_CONSTRAINT_MATCH );
  assert( SQLITE_INDEX_CONSTRAINT_GE<SQLITE_INDEX_CONSTRAINT_MATCH );
  assert( SQLITE_INDEX_CONSTRAINT_LE<SQLITE_INDEX_CONSTRAINT_MATCH );

  /* Set idxFlags flags for all WHERE clause terms that will be used. */











  for(i=0; i<pInfo->nConstraint; i++){
    struct sqlite3_index_constraint *p = &pInfo->aConstraint[i];
    int iCol = p->iColumn;

    if( (p->op==SQLITE_INDEX_CONSTRAINT_MATCH && iCol>=0 && iCol<=nCol)
     || (p->op==SQLITE_INDEX_CONSTRAINT_EQ && iCol==nCol)
    ){
      /* A MATCH operator or equivalent */
      if( p->usable ){
        idxFlags = (idxFlags & 0xFFFF) | FTS5_BI_MATCH | (iCol << 16);
        aConstraint[0].iConsIndex = i;
      }else{
        /* As there exists an unusable MATCH constraint this is an 
        ** unusable plan. Set a prohibitively high cost. */
        pInfo->estimatedCost = 1e50;


        return SQLITE_OK;












      }






    }else if( p->op<=SQLITE_INDEX_CONSTRAINT_MATCH ){











      int j;
      for(j=1; j<ArraySize(aConstraint); j++){
        struct Constraint *pC = &aConstraint[j];
        if( iCol==aColMap[pC->iCol] && (p->op & pC->op) && p->usable ){
          pC->iConsIndex = i;
          idxFlags |= pC->fts5op;











        }
      }
    }
  }


  /* Set idxFlags flags for the ORDER BY clause */
  if( pInfo->nOrderBy==1 ){
    int iSort = pInfo->aOrderBy[0].iColumn;
    if( iSort==(pConfig->nCol+1) && BitFlagTest(idxFlags, FTS5_BI_MATCH) ){
      idxFlags |= FTS5_BI_ORDER_RANK;
    }else if( iSort==-1 ){
      idxFlags |= FTS5_BI_ORDER_ROWID;
    }
    if( BitFlagTest(idxFlags, FTS5_BI_ORDER_RANK|FTS5_BI_ORDER_ROWID) ){
      pInfo->orderByConsumed = 1;
      if( pInfo->aOrderBy[0].desc ){
        idxFlags |= FTS5_BI_ORDER_DESC;
      }
    }
  }

  /* Calculate the estimated cost based on the flags set in idxFlags. */
  bHasMatch = BitFlagTest(idxFlags, FTS5_BI_MATCH);
  if( BitFlagTest(idxFlags, FTS5_BI_ROWID_EQ) ){
    pInfo->estimatedCost = bHasMatch ? 100.0 : 10.0;
    if( bHasMatch==0 ) fts5SetUniqueFlag(pInfo);
  }else if( BitFlagAllTest(idxFlags, FTS5_BI_ROWID_LE|FTS5_BI_ROWID_GE) ){

    pInfo->estimatedCost = bHasMatch ? 500.0 : 250000.0;
  }else if( BitFlagTest(idxFlags, FTS5_BI_ROWID_LE|FTS5_BI_ROWID_GE) ){

    pInfo->estimatedCost = bHasMatch ? 750.0 : 750000.0;
  }else{
    pInfo->estimatedCost = bHasMatch ? 1000.0 : 1000000.0;
  }

  /* Assign argvIndex values to each constraint in use. */
  iNext = 1;
  for(i=0; i<ArraySize(aConstraint); i++){
    struct Constraint *pC = &aConstraint[i];
    if( pC->iConsIndex>=0 ){
      pInfo->aConstraintUsage[pC->iConsIndex].argvIndex = iNext++;
      pInfo->aConstraintUsage[pC->iConsIndex].omit = (unsigned char)pC->omit;
    }
  }

  pInfo->idxNum = idxFlags;
  return SQLITE_OK;
}

static int fts5NewTransaction(Fts5FullTable *pTab){
................................................................................
  ** handles here, rather than preparing a new one for each query. But that
  ** is not possible as SQLite reference counts the virtual table objects.
  ** And since the statement required here reads from this very virtual 
  ** table, saving it creates a circular reference.
  **
  ** If SQLite a built-in statement cache, this wouldn't be a problem. */
  rc = fts5PrepareStatement(&pSorter->pStmt, pConfig,
      "SELECT rowid, rank FROM %Q.%Q ORDER BY %s(%s%s%s) %s",
      pConfig->zDb, pConfig->zName, zRank, pConfig->zName,
      (zRankArgs ? ", " : ""),
      (zRankArgs ? zRankArgs : ""),
      bDesc ? "DESC" : "ASC"
  );

  pCsr->pSorter = pSorter;
................................................................................

  while( z[0]==' ' ) z++;
  for(n=0; z[n] && z[n]!=' '; n++);

  assert( pTab->p.base.zErrMsg==0 );
  pCsr->ePlan = FTS5_PLAN_SPECIAL;

  if( 0==sqlite3_strnicmp("reads", z, n) ){
    pCsr->iSpecial = sqlite3Fts5IndexReads(pTab->p.pIndex);
  }
  else if( 0==sqlite3_strnicmp("id", z, n) ){
    pCsr->iSpecial = pCsr->iCsrId;
  }
  else{
    /* An unrecognized directive. Return an error message. */
    pTab->p.base.zErrMsg = sqlite3_mprintf("unknown special query: %.*s", n, z);
    rc = SQLITE_ERROR;
  }
................................................................................
**   1. Full-text search using a MATCH operator.
**   2. A by-rowid lookup.
**   3. A full-table scan.
*/
static int fts5FilterMethod(
  sqlite3_vtab_cursor *pCursor,   /* The cursor used for this query */
  int idxNum,                     /* Strategy index */
  const char *zUnused,            /* Unused */
  int nVal,                       /* Number of elements in apVal */
  sqlite3_value **apVal           /* Arguments for the indexing scheme */
){
  Fts5FullTable *pTab = (Fts5FullTable*)(pCursor->pVtab);
  Fts5Config *pConfig = pTab->p.pConfig;
  Fts5Cursor *pCsr = (Fts5Cursor*)pCursor;
  int rc = SQLITE_OK;             /* Error code */
  int iVal = 0;                   /* Counter for apVal[] */
  int bDesc;                      /* True if ORDER BY [rank|rowid] DESC */
  int bOrderByRank;               /* True if ORDER BY rank */
  sqlite3_value *pMatch = 0;      /* <tbl> MATCH ? expression (or NULL) */
  sqlite3_value *pRank = 0;       /* rank MATCH ? expression (or NULL) */
  sqlite3_value *pRowidEq = 0;    /* rowid = ? expression (or NULL) */
  sqlite3_value *pRowidLe = 0;    /* rowid <= ? expression (or NULL) */
  sqlite3_value *pRowidGe = 0;    /* rowid >= ? expression (or NULL) */
  int iCol;                       /* Column on LHS of MATCH operator */
  char **pzErrmsg = pConfig->pzErrmsg;

  UNUSED_PARAM(zUnused);
  UNUSED_PARAM(nVal);

  if( pCsr->ePlan ){
    fts5FreeCursorComponents(pCsr);
    memset(&pCsr->ePlan, 0, sizeof(Fts5Cursor) - ((u8*)&pCsr->ePlan-(u8*)pCsr));
  }

  assert( pCsr->pStmt==0 );
  assert( pCsr->pExpr==0 );
  assert( pCsr->csrflags==0 );
  assert( pCsr->pRank==0 );
  assert( pCsr->zRank==0 );
  assert( pCsr->zRankArgs==0 );


  assert( pzErrmsg==0 || pzErrmsg==&pTab->p.base.zErrMsg );
  pConfig->pzErrmsg = &pTab->p.base.zErrMsg;

  /* Decode the arguments passed through to this function.
  **
  ** Note: The following set of if(...) statements must be in the same
  ** order as the corresponding entries in the struct at the top of
  ** fts5BestIndexMethod().  */
  if( BitFlagTest(idxNum, FTS5_BI_MATCH) ) pMatch = apVal[iVal++];
  if( BitFlagTest(idxNum, FTS5_BI_RANK) ) pRank = apVal[iVal++];


































  if( BitFlagTest(idxNum, FTS5_BI_ROWID_EQ) ) pRowidEq = apVal[iVal++];


  if( BitFlagTest(idxNum, FTS5_BI_ROWID_LE) ) pRowidLe = apVal[iVal++];


  if( BitFlagTest(idxNum, FTS5_BI_ROWID_GE) ) pRowidGe = apVal[iVal++];
  iCol = (idxNum>>16);
  assert( iCol>=0 && iCol<=pConfig->nCol );
  assert( iVal==nVal );



  bOrderByRank = ((idxNum & FTS5_BI_ORDER_RANK) ? 1 : 0);
  pCsr->bDesc = bDesc = ((idxNum & FTS5_BI_ORDER_DESC) ? 1 : 0);

  /* Set the cursor upper and lower rowid limits. Only some strategies 
  ** actually use them. This is ok, as the xBestIndex() method leaves the
  ** sqlite3_index_constraint.omit flag clear for range constraints
  ** on the rowid field.  */
................................................................................
    /* If pSortCsr is non-NULL, then this call is being made as part of 
    ** processing for a "... MATCH <expr> ORDER BY rank" query (ePlan is
    ** set to FTS5_PLAN_SORTED_MATCH). pSortCsr is the cursor that will
    ** return results to the user for this query. The current cursor 
    ** (pCursor) is used to execute the query issued by function 
    ** fts5CursorFirstSorted() above.  */
    assert( pRowidEq==0 && pRowidLe==0 && pRowidGe==0 && pRank==0 );
    assert( nVal==0 && pMatch==0 && bOrderByRank==0 && bDesc==0 );
    assert( pCsr->iLastRowid==LARGEST_INT64 );
    assert( pCsr->iFirstRowid==SMALLEST_INT64 );
    if( pTab->pSortCsr->bDesc ){
      pCsr->iLastRowid = pTab->pSortCsr->iFirstRowid;
      pCsr->iFirstRowid = pTab->pSortCsr->iLastRowid;
    }else{
      pCsr->iLastRowid = pTab->pSortCsr->iLastRowid;
      pCsr->iFirstRowid = pTab->pSortCsr->iFirstRowid;
    }
    pCsr->ePlan = FTS5_PLAN_SOURCE;
    pCsr->pExpr = pTab->pSortCsr->pExpr;
    rc = fts5CursorFirst(pTab, pCsr, bDesc);
  }else if( pMatch ){
    const char *zExpr = (const char*)sqlite3_value_text(apVal[0]);
    if( zExpr==0 ) zExpr = "";

    rc = fts5CursorParseRank(pConfig, pCsr, pRank);
    if( rc==SQLITE_OK ){
      if( zExpr[0]=='*' ){
        /* The user has issued a query of the form "MATCH '*...'". This
        ** indicates that the MATCH expression is not a full text query,
        ** but a request for an internal parameter.  */
        rc = fts5SpecialMatch(pTab, pCsr, &zExpr[1]);
      }else{
        char **pzErr = &pTab->p.base.zErrMsg;
        rc = sqlite3Fts5ExprNew(pConfig, iCol, zExpr, &pCsr->pExpr, pzErr);
        if( rc==SQLITE_OK ){
          if( bOrderByRank ){
            pCsr->ePlan = FTS5_PLAN_SORTED_MATCH;
            rc = fts5CursorFirstSorted(pTab, pCsr, bDesc);
          }else{
            pCsr->ePlan = FTS5_PLAN_MATCH;
            rc = fts5CursorFirst(pTab, pCsr, bDesc);
          }
        }
      }
    }
  }else if( pConfig->zContent==0 ){
    *pConfig->pzErrmsg = sqlite3_mprintf(
        "%s: table does not support scanning", pConfig->zName
    );
    rc = SQLITE_ERROR;
................................................................................
    ** by rowid (ePlan==FTS5_PLAN_ROWID).  */
    pCsr->ePlan = (pRowidEq ? FTS5_PLAN_ROWID : FTS5_PLAN_SCAN);
    rc = sqlite3Fts5StorageStmt(
        pTab->pStorage, fts5StmtType(pCsr), &pCsr->pStmt, &pTab->p.base.zErrMsg
    );
    if( rc==SQLITE_OK ){
      if( pCsr->ePlan==FTS5_PLAN_ROWID ){
        sqlite3_bind_value(pCsr->pStmt, 1, apVal[0]);
      }else{
        sqlite3_bind_int64(pCsr->pStmt, 1, pCsr->iFirstRowid);
        sqlite3_bind_int64(pCsr->pStmt, 2, pCsr->iLastRowid);
      }
      rc = fts5NextMethod(pCursor);
    }
  }



  pConfig->pzErrmsg = pzErrmsg;
  return rc;
}

/* 
** This is the xEof method of the virtual table. SQLite calls this 
** routine to find out if it has reached the end of a result set.
................................................................................
  i64 iCsrId;

  assert( argc>=1 );
  pAux = (Fts5Auxiliary*)sqlite3_user_data(context);
  iCsrId = sqlite3_value_int64(argv[0]);

  pCsr = fts5CursorFromCsrid(pAux->pGlobal, iCsrId);
  if( pCsr==0 ){
    char *zErr = sqlite3_mprintf("no such cursor: %lld", iCsrId);
    sqlite3_result_error(context, zErr, -1);
    sqlite3_free(zErr);
  }else{
    fts5ApiInvoke(pAux, pCsr, context, argc-1, &argv[1]);
  }
}
................................................................................
static void fts5SourceIdFunc(
  sqlite3_context *pCtx,          /* Function call context */
  int nArg,                       /* Number of args */
  sqlite3_value **apUnused        /* Function arguments */
){
  assert( nArg==0 );
  UNUSED_PARAM2(nArg, apUnused);
  sqlite3_result_text(pCtx, "fts5: 2019-07-08 13:45:02 8fb0c6d5a38e77aa4c5f394fb8af1b0c7c6a4790e932aabc213a3078ee9acaf6", -1, SQLITE_TRANSIENT);
}

/*
** Return true if zName is the extension on one of the shadow tables used
** by this module.
*/
static int fts5ShadowName(const char *zName){
................................................................................
    }

    if( zSql==0 ){
      rc = SQLITE_NOMEM;
    }else{
      int f = SQLITE_PREPARE_PERSISTENT;
      if( eStmt>FTS5_STMT_LOOKUP ) f |= SQLITE_PREPARE_NO_VTAB;

      rc = sqlite3_prepare_v3(pC->db, zSql, -1, f, &p->aStmt[eStmt], 0);

      sqlite3_free(zSql);
      if( rc!=SQLITE_OK && pzErrMsg ){
        *pzErrMsg = sqlite3_mprintf("%s", sqlite3_errmsg(pC->db));
      }
    }
  }

................................................................................
#endif
  return rc;
}
#endif /* SQLITE_CORE */
#endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_STMTVTAB) */

/************** End of stmt.c ************************************************/
#if __LINE__!=223775
#undef SQLITE_SOURCE_ID
#define SQLITE_SOURCE_ID      "2019-07-08 13:45:02 8fb0c6d5a38e77aa4c5f394fb8af1b0c7c6a4790e932aabc213a3078ee9aalt2"
#endif
/* Return the source-id for this library */
SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
/************************** End of sqlite3.c ******************************/


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1
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10
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327
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334
335
336
337
338
339
340
....
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
....
3131
3132
3133
3134
3135
3136
3137
3138
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3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
....
3314
3315
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3321
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3324
3325
3326
3327
3328
3329
....
4864
4865
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4871
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4873
4874
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4876
4877
4878
....
5898
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5910
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5913
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5917
....
6021
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....
7690
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....
7710
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....
8436
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8438
8439
8440
8441
8442
8443
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8445
8446
8447
8448
8449
8450
....
8459
8460
8461
8462
8463
8464
8465
8466
8467
8468
8469
8470
8471
8472
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8474
8475
.....
13158
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13170
13171
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13174
13175
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.....
13656
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13660
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13664
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13671
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13742



13743
13744
13745
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13750
13751
13752
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13754
13755
13756
13757
13758
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13760
13761
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13764
13765
13766
.....
14163
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14165
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14169














14170
14171
14172
14173
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14175
14176
.....
15032
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15043
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15047
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15049
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15053
15054
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15056
15057
15058
15059
15060
15061
15062
15063
.....
15081
15082
15083
15084
15085
15086
15087

15088
15089
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15091
15092
15093
15094
15095
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15097
15098
.....
15133
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15136
15137
15138
15139
15140
15141
15142
15143
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15145
15146
15147
15148
15149
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15152
15153
.....
15209
15210
15211
15212
15213
15214
15215
15216
15217
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15220
15221
15222
15223
15224
15225
15226
.....
16427
16428
16429
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16432
16433
16434
16435
16436
16437
16438
16439
16440
16441
.....
16566
16567
16568
16569
16570
16571
16572
16573
16574
16575
16576
16577
16578
16579
16580
16581
16582
16583
16584
16585
16586
16587
16588
16589
16590
.....
16604
16605
16606
16607
16608
16609
16610
16611
16612
16613
16614
16615
16616
16617
16618
16619
.....
16693
16694
16695
16696
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16698
16699
16700
16701
16702
16703
16704
16705
16706
16707
.....
16714
16715
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16717
16718
16719
16720
16721
16722
16723
16724
16725
16726
16727
16728
16729
.....
16829
16830
16831
16832
16833
16834
16835
16836
16837
16838
16839
16840
16841
16842
16843
.....
16895
16896
16897
16898
16899
16900
16901
16902
16903
16904
16905
16906
16907
16908
16909
16910
16911
16912
16913
16914
.....
17168
17169
17170
17171
17172
17173
17174
17175
17176
17177
17178
17179
17180
17181
17182
17183
17184
17185
17186
17187
17188
17189
17190
17191
.....
17285
17286
17287
17288
17289
17290
17291
17292
17293
17294
17295
17296
17297
17298
17299
.....
17317
17318
17319
17320
17321
17322
17323
17324
17325
17326
17327
17328
17329
17330
17331
.....
17475
17476
17477
17478
17479
17480
17481
17482
17483
17484
17485
17486
17487
17488
17489
.....
17506
17507
17508
17509
17510
17511
17512
17513
17514
17515
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17517
17518
17519
17520
17521
17522
17523
17524
17525
17526
17527
17528
17529
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17531
17532
17533
17534
17535
.....
17536
17537
17538
17539
17540
17541
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17543
17544
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17546
17547
17548
17549
17550
17551
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17559
17560
17561
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17564
17565
17566
17567
17568
17569
17570
17571
17572
17573
17574
17575
17576
17577
17578
17579
17580
.....
17609
17610
17611
17612
17613
17614
17615
17616
17617
17618
17619
17620
17621
17622
17623
17624
17625
17626
17627
17628
17629
17630
.....
17640
17641
17642
17643
17644
17645
17646
17647
17648
17649
17650
17651
17652
17653
17654
17655
17656
17657
17658
17659
.....
17936
17937
17938
17939
17940
17941
17942
17943
17944
17945
17946
17947
17948
17949
17950
.....
18441
18442
18443
18444
18445
18446
18447
18448
18449
18450
18451
18452
18453
18454
18455
18456
18457
18458
18459
18460
.....
18498
18499
18500
18501
18502
18503
18504
18505
18506
18507
18508
18509
18510
18511
18512
.....
18595
18596
18597
18598
18599
18600
18601
18602
18603
18604
18605
18606
18607
18608
18609
18610
18611
18612
18613
18614
18615
18616
18617
18618
18619
18620
18621
18622
18623
18624
18625
18626
18627
.....
18629
18630
18631
18632
18633
18634
18635
18636
18637
18638
18639
18640
18641
18642
18643
18644
18645
18646
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18650
18651
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18653
18654
18655
18656
18657
18658
18659
18660
18661
18662
18663
18664
18665
18666
18667
18668
18669
18670
.....
18928
18929
18930
18931
18932
18933
18934
18935
18936
18937
18938
18939
18940
18941
18942
.....
18947
18948
18949
18950
18951
18952
18953
18954
18955
18956
18957
18958
18959
18960
18961
18962
.....
19249
19250
19251
19252
19253
19254
19255
19256
19257
19258
19259
19260
19261
19262
19263
.....
19315
19316
19317
19318
19319
19320
19321
19322
19323
19324
19325
19326
19327
19328
19329
19330
19331
19332
.....
19351
19352
19353
19354
19355
19356
19357

19358
19359
19360
19361
19362
19363
19364
.....
19404
19405
19406
19407
19408
19409
19410
19411
19412
19413
19414
19415
19416
19417
19418
.....
19437
19438
19439
19440
19441
19442
19443
19444

19445
19446
19447
19448
19449
19450
19451
.....
19484
19485
19486
19487
19488
19489
19490
19491
19492
19493
19494
19495
19496
19497
19498
19499
19500
19501
19502
19503
19504
19505
19506
19507
19508
19509
19510
.....
19964
19965
19966
19967
19968
19969
19970
19971
19972
19973
19974
19975
19976
19977
19978
.....
20011
20012
20013
20014
20015
20016
20017
20018
20019
20020
20021
20022
20023
20024
20025
20026
20027








20028
20029
20030
20031
20032
20033
20034
.....
20573
20574
20575
20576
20577
20578
20579

20580
20581
20582
20583
20584
20585
20586
.....
22578
22579
22580
22581
22582
22583
22584
22585
22586
22587
22588
22589
22590
22591
22592
22593
22594
22595
22596
22597
22598
22599
22600
.....
28867
28868
28869
28870
28871
28872
28873
28874
28875
28876
28877
28878
28879
28880
28881
28882
28883
28884
28885
28886
28887
28888
28889
28890
28891
.....
28894
28895
28896
28897
28898
28899
28900
28901
28902
28903
28904
28905
28906
28907
28908
28909
28910
28911
.....
29093
29094
29095
29096
29097
29098
29099
29100
29101
29102
29103
29104
29105
29106
29107
29108
29109
29110
29111
29112
29113
29114
.....
29227
29228
29229
29230
29231
29232
29233
29234
29235
29236
29237
29238
29239
29240
29241
29242
29243
29244
29245
29246
29247
29248
.....
29255
29256
29257
29258
29259
29260
29261
29262
29263
29264
29265
29266
29267
29268
29269
29270
29271
29272
.....
29335
29336
29337
29338
29339
29340
29341
29342
29343
29344
29345
29346
29347
29348
29349
.....
29376
29377
29378
29379
29380
29381
29382
29383
29384
29385
29386
29387
29388
29389
29390
.....
31884
31885
31886
31887
31888
31889
31890
31891
31892
31893
31894
31895
31896
31897
31898
.....
31902
31903
31904
31905
31906
31907
31908
31909
31910
31911
31912
31913
31914
31915
31916
.....
32395
32396
32397
32398
32399
32400
32401
32402
32403
32404
32405
32406
32407
32408
32409
32410
32411
32412
32413
32414
32415
32416
32417
32418
32419
32420
32421
32422
32423
32424
32425
32426
.....
32444
32445
32446
32447
32448
32449
32450

32451
32452
32453
32454
32455
32456
32457
32458
32459
32460
32461
.....
32586
32587
32588
32589
32590
32591
32592
32593
32594
32595
32596
32597
32598
32599
32600
32601
32602
32603
32604
32605
32606
32607
32608
32609
32610
32611
32612
32613
32614
32615
32616
32617
32618
32619
32620
32621
32622
.....
33216
33217
33218
33219
33220
33221
33222
33223
33224
33225
33226
33227
33228
33229
33230

33231
33232
33233
33234
33235
33236
33237
.....
38465
38466
38467
38468
38469
38470
38471
38472
38473
38474
38475
38476
38477
38478
38479
.....
38519
38520
38521
38522
38523
38524
38525
38526
38527
38528
38529
38530
38531
38532
38533
.....
38754
38755
38756
38757
38758
38759
38760
38761
38762
38763
38764
38765
38766
38767
38768
38769
38770
38771
38772
38773
38774
38775
38776
38777
38778
38779
38780
38781
38782
38783
38784
38785
38786
38787
38788
38789
38790
38791
38792
.....
39624
39625
39626
39627
39628
39629
39630
39631
39632
39633
39634
39635
39636
39637
39638
39639
39640
39641
39642
39643
39644
39645
39646
39647
39648
39649
.....
40309
40310
40311
40312
40313
40314
40315
40316
40317
40318
40319
40320
40321
40322
40323
.....
44994
44995
44996
44997
44998
44999
45000
45001
45002
45003
45004
45005
45006
45007
45008
.....
45297
45298
45299
45300
45301
45302
45303
45304
45305
45306
45307
45308
45309
45310
45311
.....
48219
48220
48221
48222
48223
48224
48225
48226
48227
48228
48229
48230
48231
48232
48233
.....
49266
49267
49268
49269
49270
49271
49272
49273
49274
49275
49276
49277
49278
49279
49280
.....
61993
61994
61995
61996
61997
61998
61999
62000
62001
62002
62003
62004
62005
62006
62007
.....
62026
62027
62028
62029
62030
62031
62032
62033
62034
62035
62036
62037
62038
62039
62040
.....
65038
65039
65040
65041
65042
65043
65044
65045
65046
65047
65048
65049
65050
65051
65052
65053
65054
65055
65056
65057
.....
68270
68271
68272
68273
68274
68275
68276
68277
68278
68279
68280
68281
68282
68283
68284
.....
70059
70060
70061
70062
70063
70064
70065





70066
70067
70068
70069
70070
70071
70072
70073
.....
70291
70292
70293
70294
70295
70296
70297
70298
70299
70300
70301
70302
70303
70304
70305
.....
70383
70384
70385
70386
70387
70388
70389
70390
70391
70392
70393
70394
70395
70396
70397
70398
.....
70545
70546
70547
70548
70549
70550
70551
70552
70553
70554
70555
70556
70557
70558
70559
.....
71068
71069
71070
71071
71072
71073
71074
71075
71076
71077
71078
71079
71080
71081
71082
.....
71354
71355
71356
71357
71358
71359
71360
71361
71362
71363
71364
71365
71366
71367
71368
71369
.....
71701
71702
71703
71704
71705
71706
71707
71708
71709
71710
71711
71712
71713
71714
71715
71716
71717
71718
71719
71720
71721
.....
71728
71729
71730
71731
71732
71733
71734


71735
71736
71737
71738
71739
71740
71741
.....
71869
71870
71871
71872
71873
71874
71875
71876
71877
71878
71879
71880
71881
71882
71883
71884
71885
.....
72112
72113
72114
72115
72116
72117
72118
72119
72120
72121
72122
72123
72124
72125
72126
72127
72128
72129
72130
72131
72132
72133
72134
72135
72136
72137
72138
72139
72140
72141
72142
72143
72144
72145
72146
.....
74469
74470
74471
74472
74473
74474
74475
74476
74477
74478
74479
74480
74481
74482
74483
74484
74485
74486
.....
74887
74888
74889
74890
74891
74892
74893
74894
74895
74896
74897
74898
74899
74900
74901
74902
74903
74904
74905
74906
74907
.....
75364
75365
75366
75367
75368
75369
75370
75371
75372
75373
75374
75375
75376
75377
75378
.....
75964
75965
75966
75967
75968
75969
75970
75971
75972
75973
75974
75975
75976
75977
75978
.....
76000
76001
76002
76003
76004
76005
76006
76007
76008
76009
76010
76011
76012
76013
76014
.....
76024
76025
76026
76027
76028
76029
76030
76031
76032
76033
76034
76035
76036
76037
76038
.....
76107
76108
76109
76110
76111
76112
76113
76114
76115
76116
76117
76118
76119
76120
76121
.....
76136
76137
76138
76139
76140
76141
76142
76143
76144
76145
76146
76147
76148
76149
76150
.....
76229
76230
76231
76232
76233
76234
76235
76236
76237
76238
76239
76240
76241
76242
76243
.....
76246
76247
76248
76249
76250
76251
76252
76253
76254
76255
76256
76257
76258
76259
76260
76261
76262
76263
76264
76265
76266
.....
76280
76281
76282
76283
76284
76285
76286
76287

















































76288
76289
76290
76291
76292
76293
76294
.....
77524
77525
77526
77527
77528
77529
77530
77531
77532
77533
77534
77535
77536
77537
77538
77539
77540
77541
77542
77543
77544
77545
77546
77547
.....
78040
78041
78042
78043
78044
78045
78046
78047
78048
78049
78050
78051
78052
78053
78054
78055
78056
78057
78058
78059
78060
78061
78062
78063
.....
78456
78457
78458
78459
78460
78461
78462
78463
78464
78465
78466
78467
78468
78469
78470
78471
78472
78473
78474
.....
79982
79983
79984
79985
79986
79987
79988
79989
79990
79991
79992
79993
79994
79995
79996
79997
79998
79999
80000
80001
80002
80003
80004
80005
80006
.....
80053
80054
80055
80056
80057
80058
80059
80060
80061
80062
80063
80064
80065
80066
80067
.....
80362
80363
80364
80365
80366
80367
80368
80369
80370
80371
80372
80373
80374
80375
80376
.....
80461
80462
80463
80464
80465
80466
80467
80468
80469
80470
80471
80472
80473
80474
80475
.....
80492
80493
80494
80495
80496
80497
80498
80499
80500
80501
80502
80503
80504
80505
80506
80507
80508
80509
80510
80511
.....
80873
80874
80875
80876
80877
80878
80879
80880
80881
80882
80883
80884
80885
80886
80887
.....
80996
80997
80998
80999
81000
81001
81002
81003
81004
81005
81006
81007
81008
81009
81010
81011
81012
81013
81014
81015
81016
81017
.....
81171
81172
81173
81174
81175
81176
81177
81178
81179
81180
81181
81182
81183
81184
81185
81186
81187
81188
81189
81190
81191
81192
81193
81194
81195




81196
81197
81198
81199
81200
81201
81202
.....
81220
81221
81222
81223
81224
81225
81226
81227
81228
81229
81230
81231
81232
81233
81234
81235
81236
81237
.....
81472
81473
81474
81475
81476
81477
81478
81479
81480
81481
81482
81483
81484
81485
81486
.....
81569
81570
81571
81572
81573
81574
81575
81576
81577
81578
81579
81580
81581
81582
81583
.....
82438
82439
82440
82441
82442
82443
82444
82445
82446
82447
82448
82449
82450
82451
82452
.....
82503
82504
82505
82506
82507
82508
82509
82510
82511
82512
82513
82514
82515
82516
82517
.....
82537
82538
82539
82540
82541
82542
82543
82544
82545
82546
82547
82548
82549
82550
82551
.....
84189
84190
84191
84192
84193
84194
84195
84196
84197
84198
84199
84200
84201
84202
84203
.....
84329
84330
84331
84332
84333
84334
84335
84336
84337
84338
84339
84340
84341
84342
84343
84344
84345
84346
84347
84348
84349
84350
84351
.....
84367
84368
84369
84370
84371
84372
84373
84374
84375
84376
84377
84378
84379
84380
84381
.....
85078
85079
85080
85081
85082
85083
85084

85085
85086
85087
85088
85089
85090
85091
.....
85101
85102
85103
85104
85105
85106
85107
85108
85109
85110
85111
85112
85113
85114
85115
.....
85769
85770
85771
85772
85773
85774
85775
85776
85777
85778
85779
85780
85781
85782
85783
.....
86165
86166
86167
86168
86169
86170
86171
86172
86173
86174
86175
86176
86177
86178
86179
86180
86181
86182
86183
86184
86185
86186
.....
86463
86464
86465
86466
86467
86468
86469





86470
86471
86472
86473
86474
86475
86476
.....
86751
86752
86753
86754
86755
86756
86757
86758
86759
86760
86761
86762
86763
86764
86765
86766
86767
86768
86769
86770
86771
86772
86773
86774
86775
86776
86777
86778
86779
86780
86781
86782
86783
86784
86785
.....
86878
86879
86880
86881
86882
86883
86884
86885
86886
86887
86888
86889
86890
86891
86892
86893
86894
86895
86896
86897
86898
86899
86900
86901
86902
86903
86904
86905
86906
86907
86908
86909
86910
86911
86912
86913
86914

86915
86916
86917
86918
86919
86920
86921
86922
86923
86924
86925
86926
86927
86928
86929
86930
86931
86932
86933
86934
86935
86936
86937
86938
86939
86940
86941
86942
86943
86944
86945
86946
86947
86948
86949
86950
86951
86952
86953
86954
86955
86956
86957
86958
86959
86960
86961
86962
86963
86964
86965
86966
86967
86968
86969
86970
86971
86972
86973
86974
86975
86976
86977
86978
86979
86980
86981
86982
86983
86984
86985
86986
86987
86988
86989
86990
86991
86992

86993
86994
86995


86996
86997
86998
86999
87000
87001
87002
87003
87004
87005
.....
87327
87328
87329
87330
87331
87332
87333
87334
87335
87336
87337
87338
87339
87340
87341
.....
88065
88066
88067
88068
88069
88070
88071
88072
88073
88074
88075
88076
88077
88078
88079
88080
88081
88082
88083
88084
88085
88086
88087
88088
88089
88090
88091
88092
88093
88094

88095
88096
88097
88098
88099
88100
88101
88102
.....
89382
89383
89384
89385
89386
89387
89388
89389
89390
89391
89392
89393
89394
89395
89396
89397
89398
89399
89400
89401
.....
89906
89907
89908
89909
89910
89911
89912
89913
89914
89915
89916
89917
89918
89919
89920
.....
92113
92114
92115
92116
92117
92118
92119
92120
92121
92122

92123
92124
92125
92126
92127
92128
92129
92130
92131
92132
.....
93098
93099
93100
93101
93102
93103
93104
93105
93106
93107
93108
93109
93110
93111
93112
93113
.....
93167
93168
93169
93170
93171
93172
93173
93174
93175
93176
93177
93178
93179
93180
93181
93182
.....
93283
93284
93285
93286
93287
93288
93289
93290
93291
93292
93293
93294
93295
93296
93297
.....
94000
94001
94002
94003
94004
94005
94006
94007
94008
94009
94010
94011
94012
94013
94014
94015
94016
94017
94018
94019
94020
94021
94022
94023
.....
95133
95134
95135
95136
95137
95138
95139


95140
95141
95142



95143
95144
95145
95146
95147
95148
95149
.....
95494
95495
95496
95497
95498
95499
95500
95501
95502
95503
95504
95505
95506
95507
95508
95509
95510
95511
95512
95513
95514
95515
95516
95517
95518
95519
95520
95521
95522
95523
.....
95545
95546
95547
95548
95549
95550
95551
95552
95553
95554
95555
95556
95557
95558
95559
95560
95561
95562
95563
95564
95565
95566
95567
95568
95569
95570
95571
95572
95573
95574
.....
95602
95603
95604
95605
95606
95607
95608
95609
95610
95611

95612
95613
95614
95615
95616
95617
95618
.....
95775
95776
95777
95778
95779
95780
95781
95782
95783
95784
95785
95786
95787
95788
95789
95790
95791
95792
95793
95794
95795
.....
96068
96069
96070
96071
96072
96073
96074
96075
96076
96077
96078
96079
96080
96081
96082
.....
96100
96101
96102
96103
96104
96105
96106
96107
96108
96109
96110
96111
96112
96113
96114
.....
96376
96377
96378
96379
96380
96381
96382
96383
96384
96385
96386
96387
96388
96389
96390
.....
96436
96437
96438
96439
96440
96441
96442
96443
96444
96445
96446
96447
96448
96449
96450
96451
96452
.....
96510
96511
96512
96513
96514
96515
96516
96517
96518
96519
96520
96521
96522
96523
96524
96525
96526
96527
96528
96529
96530
96531
96532
96533
96534
96535
96536
96537
96538
96539
96540
96541
96542
96543
96544
96545
96546
96547
96548
96549
96550
96551
96552
96553
.....
96567
96568
96569
96570
96571
96572
96573
96574
96575
96576
96577
96578
96579
96580
96581
96582
96583
96584
96585
96586
96587
96588
96589
96590
96591
96592
96593
96594
96595
96596
96597
96598
96599
96600
96601
96602
96603
96604
96605
96606
96607
96608
96609
96610

96611




96612
96613
96614
96615
96616
96617
96618
96619
96620
96621
96622
96623
96624
96625
96626
96627
96628
96629
96630
96631
96632
96633
96634
96635
96636
.....
96660
96661
96662
96663
96664
96665
96666
96667
96668
96669
96670
96671
96672
96673
96674
.....
96871
96872
96873
96874
96875
96876
96877
96878
96879
96880
96881
96882
96883
96884
96885
.....
96965
96966
96967
96968
96969
96970
96971
96972
96973
96974
96975
96976
96977
96978
96979
.....
96987
96988
96989
96990
96991
96992
96993
96994
96995
96996
96997
96998
96999

97000




97001
97002
97003
97004
97005
97006
97007
97008
97009
97010
97011
97012
97013
97014
97015
97016
97017
97018


97019
97020
97021
97022
97023
97024
97025
97026
97027
.....
97050
97051
97052
97053
97054
97055
97056
97057
97058
97059
97060
97061
97062
97063
97064
.....
97084
97085
97086
97087
97088
97089
97090
97091
97092
97093
97094
97095
97096
97097
97098
.....
97552
97553
97554
97555
97556
97557
97558

97559
97560
97561
97562
97563
97564
97565
.....
97578
97579
97580
97581
97582
97583
97584
97585
97586
97587
97588
97589
97590
97591
97592
.....
97613
97614
97615
97616
97617
97618
97619
97620

97621
97622
97623
97624
97625
97626
97627
97628
97629
97630
97631
97632
97633
97634
97635
97636
97637
97638
97639
97640
97641
97642
.....
97663
97664
97665
97666
97667
97668
97669

97670
97671
97672
97673
97674
97675
97676
.....
97748
97749
97750
97751
97752
97753
97754
97755
97756
97757
97758
97759
97760
97761
97762
97763





97764
97765


97766
97767
97768
97769
97770
97771
97772
97773
97774
.....
97793
97794
97795
97796
97797
97798
97799

97800
97801
97802
97803
97804


97805
97806
97807
97808
97809
97810
97811
97812
97813
.....
98413
98414
98415
98416
98417
98418
98419
98420
98421
98422
98423
98424
98425
98426
98427
.....
98552
98553
98554
98555
98556
98557
98558
98559
98560
98561
98562
98563
98564
98565

98566
98567

98568
98569
98570
98571
98572
98573
98574
98575
98576
98577
.....
98598
98599
98600
98601
98602
98603
98604










98605
98606
98607
98608
98609
98610
98611
.....
98837
98838
98839
98840
98841
98842
98843

98844
98845
98846
98847
98848
98849
98850
98851
98852
98853
98854
98855
98856
98857
.....
98917
98918
98919
98920
98921
98922
98923
98924
98925
98926
98927
98928
98929
98930
98931
98932
98933
.....
99030
99031
99032
99033
99034
99035
99036
99037
99038
99039
99040
99041
99042
99043
99044
.....
99139
99140
99141
99142
99143
99144
99145
99146
99147
99148
99149
99150
99151
99152
99153
99154
99155
99156
.....
99175
99176
99177
99178
99179
99180
99181
99182
99183
99184

99185
99186
99187
99188
99189

99190
99191
99192
99193
99194
99195
99196
99197
99198
99199
99200
99201
99202
99203
99204
99205
99206
99207
99208
99209
99210
99211
99212
99213
99214
99215
99216
.....
99701
99702
99703
99704
99705
99706
99707
99708
99709
99710
99711
99712
99713
99714
99715
99716
99717
99718
99719
99720
99721
99722
99723
99724
99725
99726
99727
99728
99729
99730

99731
99732
99733
99734
99735
99736
99737
99738
.....
99907
99908
99909
99910
99911
99912
99913
99914
99915
99916
99917
99918
99919
99920
99921
......
100332
100333
100334
100335
100336
100337
100338
100339
100340
100341
100342
100343
100344
100345
100346
100347
100348
......
100360
100361
100362
100363
100364
100365
100366
100367
100368
100369
100370
100371
100372
100373
100374
100375
100376
100377
100378
100379
100380
100381
100382
100383
100384
100385
100386
100387
100388
100389
100390
100391
100392
100393
100394
100395
100396
100397
100398
100399
100400
100401
100402
100403
......
100467
100468
100469
100470
100471
100472
100473

100474
100475
100476
100477
100478
100479
100480
100481
100482
100483
100484
100485
100486
100487
100488
100489
100490
100491
100492
100493
100494
100495
......
100496
100497
100498
100499
100500
100501
100502
100503
100504
100505
100506
100507
100508
100509
100510
......
100644
100645
100646
100647
100648
100649
100650
100651
100652
100653
100654
100655
100656
100657
100658
100659
100660
100661
100662
100663
100664
100665
100666
100667
100668
100669
100670
100671
100672
......
100943
100944
100945
100946
100947
100948
100949
100950
100951
100952
100953
100954
100955
100956
100957
......
101044
101045
101046
101047
101048
101049
101050
101051
101052
101053
101054
101055
101056
101057
101058
......
101060
101061
101062
101063
101064
101065
101066
101067
101068
101069
101070
101071
101072
101073
101074
101075
101076
101077
101078
101079
101080
101081
101082
101083
101084
101085
101086
......
101359
101360
101361
101362
101363
101364
101365
101366
101367
101368
101369
101370
101371
101372
101373
......
101467
101468
101469
101470
101471
101472
101473
101474
101475
101476
101477
101478
101479
101480
101481
101482
......
101571
101572
101573
101574
101575
101576
101577
101578
101579
101580
101581
101582
101583
101584
101585
101586
101587
101588
101589
101590
101591
101592
101593
101594
101595
101596
101597
101598
101599
101600
101601
......
101624
101625
101626
101627
101628
101629
101630
101631
101632
101633
101634
101635
101636
101637
101638
101639
101640
101641
101642
101643
101644
101645
101646
101647
101648
101649
101650
101651
101652
101653
101654
101655
101656
101657
101658
......
101672
101673
101674
101675
101676
101677
101678
101679
101680
101681
101682
101683
101684
101685
101686
101687
101688
101689
101690
101691
101692
101693
101694
101695
101696
101697
101698
101699
101700
101701
101702
101703
101704
101705
101706
101707
101708
101709
101710
101711
101712
......
101763
101764
101765
101766
101767
101768
101769
101770
101771
101772
101773
101774
101775
101776
101777
......
101954
101955
101956
101957
101958
101959
101960
101961
101962
101963

101964
101965
101966
101967
101968
101969
101970
101971
101972

101973
101974
101975
101976
101977
101978
101979
101980
101981
101982
101983
101984
101985
101986
101987
101988
101989
101990
101991
101992
101993
101994
101995
101996
101997
101998
101999
102000
102001
102002
102003
102004
102005
......
102430
102431
102432
102433
102434
102435
102436
102437
102438
102439
102440
102441
102442
102443
102444
102445
102446
102447



102448
102449
102450
102451
102452
102453
102454
......
102464
102465
102466
102467
102468
102469
102470
102471
102472
102473
102474
102475
102476
102477
102478
102479
......
102495
102496
102497
102498
102499
102500
102501
102502
102503
102504
102505
102506
102507
102508
102509
102510
102511
102512
102513
102514
102515
102516
102517
102518
102519
102520
102521
102522
102523
102524
102525
102526
102527
102528
102529
102530
102531
102532
102533
102534
102535
102536
102537
102538
102539
102540
102541
102542
102543
102544
102545
102546
102547
102548
102549
102550
102551
102552
102553
102554
102555
102556
102557
102558
102559
102560
102561
102562
102563
102564
102565
102566
102567
102568
102569
102570
102571
102572

102573



102574
102575
102576
102577
102578

102579
102580
102581
102582
102583
102584
102585
102586
102587
102588
102589
102590
102591
102592
102593
102594
102595
......
102647
102648
102649
102650
102651
102652
102653

102654
102655
102656
102657
102658
102659
102660
102661

102662
102663
102664
102665
102666
102667
102668
......
102670
102671
102672
102673
102674
102675
102676
102677
102678
102679
102680
102681
102682
102683
102684
102685
102686
102687
102688
102689
102690
102691
102692
102693
102694
102695
......
102702
102703
102704
102705
102706
102707
102708
102709
102710
102711
102712
102713
102714
102715
102716
......
102732
102733
102734
102735
102736
102737
102738
102739
102740
102741
102742
102743
102744
102745
102746
......
102838
102839
102840
102841
102842
102843
102844
102845
102846
102847
102848
102849
102850
102851
102852
102853
102854
102855
......
102858
102859
102860
102861
102862
102863
102864
102865
102866
102867
102868
102869
102870
102871
102872
102873
102874
......
103129
103130
103131
103132
103133
103134
103135
103136
103137
103138
103139
103140
103141
103142
103143
103144
103145
103146
103147
......
103303
103304
103305
103306
103307
103308
103309
103310
103311
103312
103313
103314
103315
103316
103317
103318
......
104865
104866
104867
104868
104869
104870
104871
104872
104873
104874
104875
104876
104877
104878
104879
104880
104881
104882
104883
104884
104885
......
104982
104983
104984
104985
104986
104987
104988




104989
104990

104991
104992
104993

104994
104995
104996
104997
104998
104999
105000
......
105015
105016
105017
105018
105019
105020
105021




105022

105023
105024
105025
105026
105027
105028
105029
105030
105031
105032
......
105099
105100
105101
105102
105103
105104
105105
105106
105107
105108
105109
105110
105111
105112
105113
......
105130
105131
105132
105133
105134
105135
105136
105137
105138
105139
105140
105141
105142
105143
105144
105145
105146
105147
105148
105149
105150
105151
105152
105153
105154
105155
105156
......
105158
105159
105160
105161
105162
105163
105164
105165
105166
105167
105168
105169
105170
105171
105172
105173
105174
105175
105176
105177
105178
105179
105180
105181
105182
105183
105184
105185
......
105192
105193
105194
105195
105196
105197
105198
105199
105200
105201
105202
105203
105204
105205
105206
......
105212
105213
105214
105215
105216
105217
105218
105219
105220
105221
105222
105223
105224
105225
105226
......
105235
105236
105237
105238
105239
105240
105241
105242
105243
105244
105245
105246
105247
105248
105249
......
105252
105253
105254
105255
105256
105257
105258
105259
105260
105261
105262
105263
105264
105265
105266
......
105272
105273
105274
105275
105276
105277
105278
105279
105280
105281
105282
105283
105284
105285
105286
......
105307
105308
105309
105310
105311
105312
105313
105314
105315
105316
105317
105318
105319
105320
105321
......
105347
105348
105349
105350
105351
105352
105353
105354
105355
105356
105357
105358
105359
105360
105361
......
105366
105367
105368
105369
105370
105371
105372

105373
105374
105375
105376
105377



105378
105379
105380
105381
105382
105383
105384
105385
105386
105387
105388
105389

105390
105391
105392
105393
105394
105395
105396
......
105416
105417
105418
105419
105420
105421
105422

105423
105424
105425
105426
105427
105428
105429
......
105436
105437
105438
105439
105440
105441
105442

105443
105444

105445
105446
105447
105448
105449
105450
105451
105452
105453

105454

105455
105456
105457
105458
105459
105460
105461
105462
105463
105464
105465
105466
105467
105468
105469
105470
105471
105472
105473
105474
......
105501
105502
105503
105504
105505
105506
105507





















105508
105509
105510
105511
105512
105513
105514
105515
......
105521
105522
105523
105524
105525
105526
105527
105528
105529
105530
105531
105532
105533
105534
105535
......
105553
105554
105555
105556
105557
105558
105559
105560
105561
105562
105563
105564
105565
105566
105567
105568
105569
105570
105571
105572
105573
105574
......
105593
105594
105595
105596
105597
105598
105599
105600
105601
105602
105603
105604
105605
105606
105607
......
105624
105625
105626
105627
105628
105629
105630
105631
105632
105633
105634
105635
105636
105637
105638
105639
105640
105641
105642
105643
105644
105645
105646
105647
105648
105649
105650
......
105691
105692
105693
105694
105695
105696
105697
105698
105699
105700
105701
105702
105703
105704
105705
......
105720
105721
105722
105723
105724
105725
105726
105727


105728
105729
105730
105731
105732
105733
105734
......
105737
105738
105739
105740
105741
105742
105743
105744
105745
105746
105747
105748
105749
105750
105751
105752
105753
105754
105755
105756
105757
105758
105759
105760
105761
105762
105763
105764
105765
105766
105767
105768
105769
105770
105771
105772
105773
105774
105775
105776
105777
105778
105779
......
105792
105793
105794
105795
105796
105797
105798
105799
105800
105801
105802
105803
105804
105805
105806
......
105926
105927
105928
105929
105930
105931
105932
105933
105934
105935
105936
105937
105938
105939
105940
105941
105942
105943
105944
105945
105946
105947
105948
105949
......
106006
106007
106008
106009
106010
106011
106012
106013
106014
106015
106016
106017
106018
106019
106020
106021
106022
106023
106024
106025
......
106032
106033
106034
106035
106036
106037
106038
106039
106040
106041
106042
106043
106044
106045
106046
106047
106048
106049
106050
106051
106052
106053
106054
106055
106056
106057
106058
106059
106060
106061
......
106070
106071
106072
106073
106074
106075
106076



106077
106078
106079
106080

106081
106082
106083
106084
106085
106086
106087
106088
106089
106090
106091
106092
106093
106094
......
106255
106256
106257
106258
106259
106260
106261
106262
106263
106264
106265
106266
106267
106268
106269
106270
106271
106272
106273
106274
106275
106276
106277
106278
106279
106280
106281
106282
106283
106284
106285
106286
106287
106288
106289
106290
106291
106292
106293
106294
106295
106296
106297
106298
106299
106300
106301
106302
106303
106304
......
106344
106345
106346
106347
106348
106349
106350
106351
106352
106353
106354
106355
106356
106357
106358
......
106380
106381
106382
106383
106384
106385
106386
106387
106388
106389
106390
106391
106392
106393
106394
......
106396
106397
106398
106399
106400
106401
106402
106403
106404
106405
106406
106407
106408
106409
106410
106411
106412
106413
......
106477
106478
106479
106480
106481
106482
106483
106484
106485
106486
106487
106488

106489
106490
106491
106492
106493
106494
106495
106496

106497
106498
106499
106500
106501
106502
106503
......
106523
106524
106525
106526
106527
106528
106529
106530


106531

106532
106533
106534
106535
106536

106537
106538
106539
106540
106541
106542
106543
......
106571
106572
106573
106574
106575
106576
106577
106578
106579

106580
106581
106582
106583
106584
106585
106586
......
106605
106606
106607
106608
106609
106610
106611
106612
106613
106614
106615
106616
106617
106618
106619
106620
106621
106622
106623
106624
106625









106626
106627
106628
106629
106630
106631
106632
106633
106634
106635
106636
106637
106638
106639
106640
106641
106642
106643
106644
106645
106646
106647
106648
......
106662
106663
106664
106665
106666
106667
106668
106669
106670
106671
106672
106673
106674
106675
106676
......
106690
106691
106692
106693
106694
106695
106696
106697
106698
106699
106700
106701
106702
106703
106704
......
107015
107016
107017
107018
107019
107020
107021
107022
107023
107024
107025
107026
107027
107028
107029
......
107039
107040
107041
107042
107043
107044
107045
107046
107047
107048
107049
107050
107051
107052
107053
107054
107055
107056
107057
107058
107059
107060
107061
107062
107063
107064
......
107289
107290
107291
107292
107293
107294
107295
107296
107297
107298
107299
107300
107301
107302
107303
......
107442
107443
107444
107445
107446
107447
107448
107449
107450
107451
107452
107453
107454
107455
107456
......
108096
108097
108098
108099
108100
108101
108102
108103
108104
108105
108106
108107
108108
108109
108110
......
108469
108470
108471
108472
108473
108474
108475
108476
108477
108478
108479
108480
108481
108482
108483
108484
108485
108486
108487
108488
108489
108490
108491
108492
108493
108494
108495
108496
108497
108498
108499
108500
108501
108502
108503

108504
108505
108506
108507
108508
108509
108510
108511
108512
108513
108514
108515
108516
......
108583
108584
108585
108586
108587
108588
108589
108590
108591
108592
108593
108594
108595
108596
108597
......
109083
109084
109085
109086
109087
109088
109089
109090
109091
109092
109093
109094
109095
109096
109097
......
109498
109499
109500
109501
109502
109503
109504
109505
109506
109507
109508
109509
109510
109511
109512
......
109534
109535
109536
109537
109538
109539
109540
109541
109542
109543
109544
109545
109546
109547
109548
109549
109550
109551
109552
109553
109554
109555
......
109556
109557
109558
109559
109560
109561
109562
109563
109564
109565
109566
109567
109568
109569
109570
109571
109572
109573
109574
109575
109576
109577
109578
109579
109580
......
109616
109617
109618
109619
109620
109621
109622
109623
109624
109625
109626
109627
109628
109629
109630
109631
109632
109633
109634
109635
109636
109637



109638
109639
109640
109641
109642
109643
109644
......
109827
109828
109829
109830
109831
109832
109833
109834
109835
109836
109837
109838
109839
109840
109841
......
110091
110092
110093
110094
110095
110096
110097
110098
110099
110100
110101
110102
110103
110104
110105
110106
110107
110108
......
110110
110111
110112
110113
110114
110115
110116
110117
110118
110119
110120
110121
110122
110123
110124
110125
......
110456
110457
110458
110459
110460
110461
110462
110463
110464
110465
110466
110467
110468
110469
110470
110471
......
110793
110794
110795
110796
110797
110798
110799
110800
110801
110802
110803
110804
110805
110806
110807
110808
110809
110810
110811
110812
110813
110814
110815
110816
110817
110818
110819
110820
110821
110822
110823
110824
110825
110826
110827
......
110865
110866
110867
110868
110869
110870
110871
110872
110873
110874
110875
110876
110877
110878
110879
110880
110881
......
110967
110968
110969
110970
110971
110972
110973
110974
110975
110976
110977
110978
110979
110980
110981
......
111033
111034
111035
111036
111037
111038
111039
111040
111041
111042
111043
111044
111045
111046
111047
......
111151
111152
111153
111154
111155
111156
111157
111158
111159
111160
111161
111162
111163
111164
111165
......
111326
111327
111328
111329
111330
111331
111332
111333
111334
111335
111336
111337
111338
111339
111340
......
112369
112370
112371
112372
112373
112374
112375
112376
112377
112378
112379
112380
112381
112382
112383
112384
......
114126
114127
114128
114129
114130
114131
114132
114133
114134
114135
114136
114137
114138
114139
114140
114141
114142
114143
114144
114145
114146
114147
114148
114149
114150
114151
114152
114153
114154
114155
114156
114157
114158
114159
114160
114161
114162
114163
114164
114165
114166
114167
114168
114169
114170
114171
114172
114173
114174
114175
114176
114177
114178
114179
114180
114181
114182
114183
114184
114185
114186
114187
114188
114189
......
115928
115929
115930
115931
115932
115933
115934



115935
115936
115937
115938
115939
115940
115941
......
116430
116431
116432
116433
116434
116435
116436
116437
116438
116439
116440
116441
116442
116443
116444
116445
116446
116447
116448
116449
116450
......
117239
117240
117241
117242
117243
117244
117245
117246
117247
117248
117249
117250
117251
117252
117253
......
117284
117285
117286
117287
117288
117289
117290
117291
117292
117293
117294
117295
117296
117297
117298
......
117475
117476
117477
117478
117479
117480
117481
117482
117483
117484
117485
117486
117487

117488
117489
117490
117491
117492
117493
117494

117495
117496
117497
117498
117499
117500
117501
......
117527
117528
117529
117530
117531
117532
117533
117534
117535
117536
117537
117538
117539
117540
117541
117542
117543
117544
117545
117546
......
118220
118221
118222
118223
118224
118225
118226
118227
118228
118229
118230
118231
118232
118233
118234
118235
118236
......
120337
120338
120339
120340
120341
120342
120343
120344
120345
120346
120347
120348
120349
120350
120351
120352
......
120631
120632
120633
120634
120635
120636
120637
120638
120639
120640
120641
120642
120643
120644
120645
120646
......
121098
121099
121100
121101
121102
121103
121104
121105
121106
121107
121108
121109
121110
121111
121112
121113
121114
......
121813
121814
121815
121816
121817
121818
121819
121820
121821
121822
121823
121824
121825
121826
121827
......
121937
121938
121939
121940
121941
121942
121943
121944
121945
121946
121947
121948
121949
121950
121951
......
121972
121973
121974
121975
121976
121977
121978
121979
121980
121981
121982
121983
121984
121985
121986
......
122170
122171
122172
122173
122174
122175
122176
122177
122178
122179
122180
122181
122182
122183
122184
......
123302
123303
123304
123305
123306
123307
123308
123309
123310
123311
123312
123313
123314
123315
123316
123317
123318
123319
123320
123321
123322
123323
123324
......
123390
123391
123392
123393
123394
123395
123396
123397
123398
123399
123400
123401
123402
123403
123404
......
124725
124726
124727
124728
124729
124730
124731
124732
124733
124734
124735
124736
124737
124738
124739
124740
124741
124742
124743
124744
124745
124746
124747
124748
124749
124750
124751
124752
124753
124754
124755
124756
124757
124758
124759
124760
124761
124762
124763
124764
124765
124766
124767
124768
124769
124770
124771
124772
124773
124774
124775
124776
124777
124778
124779
124780
124781
124782
124783
124784
124785
124786
124787
124788
124789
124790
124791
124792
124793
124794
124795
124796
124797
124798
124799
124800
124801
124802
124803
124804
124805
124806
124807
124808
124809
124810
124811
124812
124813
124814
124815
......
124822
124823
124824
124825
124826
124827
124828
124829
124830
124831
124832
124833
124834
124835
124836
......
124841
124842
124843
124844
124845
124846
124847
124848
124849
124850
124851
124852
124853
124854
124855
124856
124857
124858
124859
124860
124861
124862
124863
124864
124865
124866
124867
124868
......
124980
124981
124982
124983
124984
124985
124986
124987
124988
124989
124990
124991
124992
124993
124994
......
125301
125302
125303
125304
125305
125306
125307
125308
125309
125310
125311
125312
125313
125314
125315
125316
125317
125318
......
125329
125330
125331
125332
125333
125334
125335
125336
125337
125338
125339
125340
125341
125342
125343
125344
......
125703
125704
125705
125706
125707
125708
125709
125710
125711
125712
125713
125714
125715
125716
125717
......
126265
126266
126267
126268
126269
126270
126271
126272
126273
126274
126275
126276
126277
126278
126279
......
126876
126877
126878
126879
126880
126881
126882
126883
126884
126885
126886
126887
126888
126889
126890
......
126953
126954
126955
126956
126957
126958
126959
126960
126961
126962
126963
126964
126965
126966
126967
......
127245
127246
127247
127248
127249
127250
127251


127252
127253
127254
127255
127256
127257
127258
......
127561
127562
127563
127564
127565
127566
127567
127568
127569
127570
127571
127572

127573
127574
127575
127576
127577
127578
127579
......
127633
127634
127635
127636
127637
127638
127639
127640
127641
127642
127643
127644
127645
127646
127647
127648
......
127667
127668
127669
127670
127671
127672
127673
127674
127675
127676
127677
127678
127679
127680
127681
127682
127683
127684
127685
127686
127687
127688
127689
127690
127691
127692
127693
127694
......
127700
127701
127702
127703
127704
127705
127706
127707
127708
127709
127710
127711
127712
127713
127714
......
127854
127855
127856
127857
127858
127859
127860
127861
127862
127863
127864
127865
127866
127867
127868
......
128565
128566
128567
128568
128569
128570
128571
128572
128573
128574
128575
128576
128577
128578
128579
128580
128581
128582
128583
128584
128585
128586
......
128829
128830
128831
128832
128833
128834
128835
128836
128837
128838
128839
128840
128841
128842
128843
......
129079
129080
129081
129082
129083
129084
129085
129086
129087
129088
129089
129090
129091
129092
129093
129094
129095
129096
129097
129098
129099
129100
129101
129102
129103
129104
......
129564
129565
129566
129567
129568
129569
129570
129571
129572
129573
129574
129575
129576
129577
129578
......
130015
130016
130017
130018
130019
130020
130021
130022
130023
130024
130025
130026
130027
130028
130029
130030
130031
130032
130033
130034
130035
130036
130037
130038
130039
130040
130041
130042
130043
130044
130045
130046
130047
130048
130049
......
130069
130070
130071
130072
130073
130074
130075
130076
130077
130078
130079
130080
130081
130082
130083
......
130516
130517
130518
130519
130520
130521
130522
130523
130524
130525
130526
130527
130528
130529
130530
130531
130532
130533
......
130813
130814
130815
130816
130817
130818
130819
130820
130821
130822
130823
130824
130825
130826
130827
130828
......
130954
130955
130956
130957
130958
130959
130960
130961
130962
130963
130964
130965
130966
130967
130968
130969
130970
130971
130972
130973
130974
130975
130976
130977
130978
130979
130980
130981
130982
130983
130984
130985
130986
130987
130988
130989
130990
130991
130992
130993
130994
130995
130996
130997
130998
......
131020
131021
131022
131023
131024
131025
131026
131027
131028
131029
131030
131031
131032
131033
131034
......
131066
131067
131068
131069
131070
131071
131072
131073
131074
131075
131076
131077
131078
131079
131080
......
131488
131489
131490
131491
131492
131493
131494
131495
131496
131497
131498
131499
131500
131501
131502
131503
131504
131505
131506
131507
131508
131509
131510
131511
131512
131513
131514
131515
131516
131517
131518
131519
131520
131521
131522
131523
131524
......
131584
131585
131586
131587
131588
131589
131590
131591
131592
131593
131594
131595
131596
131597
131598
......
131824
131825
131826
131827
131828
131829
131830
131831
131832
131833
131834
131835
131836
131837
131838
131839
131840
131841
131842
131843
131844
131845
131846
131847
131848
131849
131850
131851
131852
131853
131854
131855
131856
131857
131858
131859












131860
131861
131862
131863
131864
131865
131866
......
131887
131888
131889
131890
131891
131892
131893
131894
131895
131896
131897
131898
131899
131900
131901
131902
131903
131904
131905
131906
131907
131908
131909
131910
......
132208
132209
132210
132211
132212
132213
132214
132215
132216
132217
132218
132219
132220
132221
132222
132223
132224
132225
132226
132227
132228
132229
132230
132231
132232
132233
......
132690
132691
132692
132693
132694
132695
132696
132697
132698
132699
132700
132701
132702
132703
132704
132705
132706
132707
132708
......
132857
132858
132859
132860
132861
132862
132863
132864
132865
132866
132867
132868
132869
132870
132871
......
132976
132977
132978
132979
132980
132981
132982
132983
132984
132985
132986
132987
132988
132989
132990
132991
132992
......
133134
133135
133136
133137
133138
133139
133140

133141
133142

133143
133144
133145
133146
133147
133148
133149
133150
133151
133152
133153
133154
133155
133156

133157
133158
133159
133160
133161
133162
133163
......
133173
133174
133175
133176
133177
133178
133179
133180
133181
133182
133183
133184
133185
133186
133187
133188
133189
133190
133191
......
134425
134426
134427
134428
134429
134430
134431


134432
134433
134434
134435
134436
134437
134438
134439
134440
134441
134442
134443
134444
134445
134446
134447
134448
134449
134450
134451
134452
134453
134454
134455








134456
134457
134458
134459
134460
134461
134462
......
134478
134479
134480
134481
134482
134483
134484



134485
134486
134487
134488
134489
134490
134491
......
134916
134917
134918
134919
134920
134921
134922
134923
134924
134925
134926
134927
134928
134929
134930
......
134933
134934
134935
134936
134937
134938
134939

134940
134941
134942
134943
134944
134945
134946
......
134953
134954
134955
134956
134957
134958
134959
134960
134961
134962
134963
134964
134965
134966
134967
134968
134969
134970
134971
134972
......
135422
135423
135424
135425
135426
135427
135428
135429
135430
135431
135432
135433
135434
135435
135436
135437
135438
135439
135440
135441
135442
135443
135444
135445
135446
135447
135448
135449
135450


135451
135452
135453
135454
135455
135456
135457
135458
135459
135460
135461
135462

135463
135464
135465
135466
135467
135468
135469
135470
135471
135472
135473
135474
135475
135476
135477
......
135484
135485
135486
135487
135488
135489
135490



135491

135492
135493
135494
135495
135496
135497
135498
......
135522
135523
135524
135525
135526
135527
135528
135529
135530
135531
135532
135533
135534
135535
135536
135537
135538
135539
135540
135541
135542
135543
135544
135545
135546
135547
135548
135549
135550
135551
135552
135553
135554
135555
135556
135557
135558
135559
135560
135561
135562
135563
135564
135565
135566
135567
135568
135569
135570
135571
135572
135573
......
135600
135601
135602
135603
135604
135605
135606
135607
135608
135609
135610
135611
135612
135613
135614
......
136005
136006
136007
136008
136009
136010
136011
136012
136013
136014
136015
136016
136017
136018
136019
......
136790
136791
136792
136793
136794
136795
136796
136797
136798
136799
136800
136801
136802
136803
136804
136805
136806
136807
136808
136809
136810
136811
136812
......
136849
136850
136851
136852
136853
136854
136855
136856
136857
136858
136859
136860
136861
136862
136863
......
137000
137001
137002
137003
137004
137005
137006
137007
137008
137009
137010
137011
137012
137013
137014
137015
137016
137017
137018
137019
137020
137021
137022
137023
137024
......
137121
137122
137123
137124
137125
137126
137127
137128
137129
137130
137131
137132
137133
137134
137135
......
137308
137309
137310
137311
137312
137313
137314
137315
137316
137317
137318
137319
137320
137321
137322
......
137613
137614
137615
137616
137617
137618
137619
137620
137621
137622
137623
137624
137625
137626
137627
137628
137629
137630
137631
137632
137633
137634
137635
137636
137637
137638
137639
137640
137641
137642
137643
137644
137645
137646
137647
137648
137649
137650
137651
......
138412
138413
138414
138415
138416
138417
138418
138419
138420
138421
138422
138423
138424
138425
138426
......
138845
138846
138847
138848
138849
138850
138851
138852
138853
138854
138855
138856
138857




















138858
138859
138860
138861
138862
138863
138864
......
138890
138891
138892
138893
138894
138895
138896
138897
138898
138899
138900
138901
138902
138903
138904
138905
138906
138907
138908
138909
138910
138911
138912
138913
138914
138915
138916
138917
138918
138919
138920
138921
138922
......
138932
138933
138934
138935
138936
138937
138938
138939
138940
138941
138942
138943
138944
138945
138946
......
138966
138967
138968
138969
138970
138971
138972
138973
138974
138975
138976

138977
138978
138979
138980
138981
138982
138983
138984
138985
138986
138987
138988
138989
138990
138991
138992
138993
138994
138995
138996
138997
138998
138999
139000
139001
139002
139003
139004
139005
139006
139007
139008
139009
139010
139011
139012
139013
139014
139015
139016
139017
139018
139019
139020
139021
139022
139023
139024
139025
139026
139027
139028
139029
......
139047
139048
139049
139050
139051
139052
139053
139054
139055
139056
139057
139058
139059
139060
139061
139062
139063
139064
139065
139066
139067
139068
139069
139070
139071
139072
139073
139074
139075
139076
139077
139078
139079
139080
139081
139082
139083
139084
139085
139086
139087
139088
139089
139090
139091
139092
139093
139094
139095
139096
139097
139098
139099
......
139717
139718
139719
139720
139721
139722
139723
139724
139725
139726
139727
139728
139729
139730
139731
......
139750
139751
139752
139753
139754
139755
139756
139757
139758
139759
139760
139761
139762
139763
139764
139765
139766
139767
139768
139769
139770
139771
139772
139773
139774
139775
139776
139777
139778
139779
139780
139781
139782
139783
139784
139785
139786
139787
139788
139789
139790
139791
139792
139793
139794
139795
139796
139797
139798
139799
......
139917
139918
139919
139920
139921
139922
139923
139924
139925
139926
139927
139928
139929
139930
139931
139932
139933
139934
139935
139936
139937
139938
139939
139940
139941
139942
139943
139944
139945
139946
139947
......
140787
140788
140789
140790
140791
140792
140793
140794
140795
140796
140797
140798
140799
140800
140801
......
141028
141029
141030
141031
141032
141033
141034
141035
141036
141037
141038
141039
141040
141041
141042
141043
141044
141045
141046
141047
141048
141049
141050
141051
141052
141053
141054
......
141065
141066
141067
141068
141069
141070
141071
141072
141073
141074
141075
141076
141077
141078
141079
......
141098
141099
141100
141101
141102
141103
141104
141105
141106
141107
141108
141109
141110
141111
141112
......
141513
141514
141515
141516
141517
141518
141519
141520
141521
141522
141523
141524
141525
141526
141527
141528
......
141710
141711
141712
141713
141714
141715
141716
141717
141718
141719
141720
141721
141722
141723
141724
......
141774
141775
141776
141777
141778
141779
141780
141781
141782
141783
141784
141785
141786
141787
141788
......
142194
142195
142196
142197
142198
142199
142200
142201
142202
142203
142204
142205
142206
142207
142208
......
142293
142294
142295
142296
142297
142298
142299
142300
142301
142302
142303
142304
142305
142306
142307
......
142339
142340
142341
142342
142343
142344
142345
142346
142347
142348
142349
142350
142351
142352
142353
......
142532
142533
142534
142535
142536
142537
142538
142539
142540
142541
142542
142543
142544
142545
142546
......
142558
142559
142560
142561
142562
142563
142564
142565
142566
142567
142568
142569
142570
142571
142572
142573
142574
142575
142576
142577
142578
142579
142580
142581
142582
142583
142584
142585
142586
142587
......
142679
142680
142681
142682
142683
142684
142685
142686
142687
142688
142689
142690
142691
142692
142693
......
142732
142733
142734
142735
142736
142737
142738
142739
142740
142741
142742
142743
142744
142745
142746
142747
142748
142749
142750
142751
......
142835
142836
142837
142838
142839
142840
142841
142842
142843
142844
142845
142846
142847
142848
142849
......
142884
142885
142886
142887
142888
142889
142890
142891
142892
142893
142894
142895
142896
142897
142898
142899
142900
142901
142902
142903
......
142947
142948
142949
142950
142951
142952
142953
142954
142955
142956
142957
142958
142959
142960
142961
142962
142963
......
142996
142997
142998
142999
143000
143001
143002
143003
143004
143005
143006
143007
143008
143009
143010
......
143528
143529
143530
143531
143532
143533
143534
143535
143536
143537
143538
143539
143540
143541
143542
143543
143544
143545
143546
143547
......
143554
143555
143556
143557
143558
143559
143560
143561
143562
143563
143564
143565
143566
143567
143568
......
143718
143719
143720
143721
143722
143723
143724
143725
143726
143727
143728
143729
143730
143731
143732
......
143779
143780
143781
143782
143783
143784
143785


143786
143787
143788
143789
143790
143791
143792
......
143874
143875
143876
143877
143878
143879
143880
143881
143882
143883
143884
143885
143886
143887
143888
143889
143890
143891
143892
143893
143894
143895
143896
143897
143898
143899
143900
143901
143902
143903
143904
143905
143906
143907
143908
......
143931
143932
143933
143934
143935
143936
143937
143938
143939
143940
143941
143942
143943
143944
143945
......
143957
143958
143959
143960
143961
143962
143963
143964
143965
143966
143967
143968
143969
143970
143971
......
144030
144031
144032
144033
144034
144035
144036
144037
144038
144039
144040
144041
144042
144043
144044
......
144061
144062
144063
144064
144065
144066
144067
144068
144069
144070
144071
144072
144073
144074
144075
144076
144077
......
144332
144333
144334
144335
144336
144337
144338
144339
144340
144341
144342
144343
144344
144345
144346
......
144960
144961
144962
144963
144964
144965
144966
144967
144968
144969
144970
144971
144972
144973
144974
144975
144976
144977
144978
144979
144980
144981
144982
144983
144984
144985
144986
......
145009
145010
145011
145012
145013
145014
145015
145016
145017
145018
145019
145020
145021
145022
145023
145024
......
145028
145029
145030
145031
145032
145033
145034
145035
145036
145037
145038
145039
145040
145041
145042
145043
145044
145045
145046
145047
145048
145049
145050
145051
145052
145053
145054
145055
145056
......
145068
145069
145070
145071
145072
145073
145074
145075
145076
145077
145078
145079
145080
145081
145082
......
145092
145093
145094
145095
145096
145097
145098
145099
145100
145101
145102
145103
145104
145105
145106
......
145110
145111
145112
145113
145114
145115
145116
145117
145118
145119
145120
145121
145122
145123
145124
145125
145126
145127
145128
145129
145130
145131
145132
145133
145134
145135
145136
145137
145138
145139
145140
145141
145142
145143
145144
145145
145146
145147
145148
......
146049
146050
146051
146052
146053
146054
146055
146056
146057
146058
146059
146060
146061
146062
146063
146064
146065
146066
146067
146068
146069
146070
146071
146072
......
146335
146336
146337
146338
146339
146340
146341
146342
146343
146344
146345
146346
146347
146348
146349
......
146453
146454
146455
146456
146457
146458
146459
146460
146461
146462
146463
146464
146465
146466
146467
......
146477
146478
146479
146480
146481
146482
146483
146484
146485
146486
146487
146488
146489
146490
146491
146492
146493
146494
146495
......
147421
147422
147423
147424
147425
147426
147427
147428
147429
147430
147431
147432
147433
147434
147435
147436
......
147522
147523
147524
147525
147526
147527
147528
147529
147530
147531
147532
147533
147534
147535
147536
......
147561
147562
147563
147564
147565
147566
147567
147568
147569
147570
147571
147572
147573
147574
147575
......
147607
147608
147609
147610
147611
147612
147613
147614
147615
147616
147617
147618
147619
147620
147621
147622
147623
147624
147625
147626
147627
147628
......
147638
147639
147640
147641
147642
147643
147644
147645
147646
147647
147648
147649
147650
147651
147652
147653
147654
147655
147656
147657
147658
147659
147660
......
147664
147665
147666
147667
147668
147669
147670
147671
147672
147673
147674
147675
147676
147677
147678
147679
147680
147681
147682
147683
147684
147685
147686
147687
147688
147689
147690
147691
......
147699
147700
147701
147702
147703
147704
147705
147706
147707
147708
147709
147710
147711
147712
147713
147714
147715
147716
147717
147718
147719
147720
147721
147722
147723
147724
147725
147726
147727
147728
147729
147730
147731
......
147895
147896
147897
147898
147899
147900
147901
147902



147903
147904
147905
147906
147907
147908

147909
147910
147911
147912
147913
147914
147915
147916
147917
147918
147919
147920
147921
147922
147923
147924
147925
147926
147927
147928
147929
147930
147931
147932
147933
147934
147935
147936
147937
147938
147939
147940
147941
147942
147943
147944
147945
147946
147947
147948
147949
147950
147951
147952
147953
147954
147955
147956
147957
......
147995
147996
147997
147998
147999
148000
148001
148002
148003
148004
148005
148006
148007
148008
148009
148010
......
148080
148081
148082
148083
148084
148085
148086
148087
148088
148089
148090
148091
148092
148093
148094
148095
148096
148097
148098
148099
148100
148101
148102
148103
148104
148105
148106
148107
148108
148109
148110
148111
148112
148113
148114
148115
148116
148117
148118
148119
148120
148121
148122
148123
148124
148125
148126
148127
148128
148129
148130
148131
148132
148133
148134
148135
148136
148137
148138
148139
148140
148141
148142
148143
148144
148145
148146
148147
148148
148149
148150
148151
148152
148153
148154
148155
148156
148157
148158
148159
148160
148161
148162
148163
148164
148165
148166
148167
148168
148169
148170
148171
148172
148173
148174
148175
148176
148177
148178
148179
148180
148181
148182
148183
148184
148185
148186
148187
148188
148189
148190
148191
148192
148193
148194
148195
......
148203
148204
148205
148206
148207
148208
148209
148210
148211
148212
148213
148214
148215
148216
148217
148218
148219
148220
148221
148222
148223
148224
148225
148226
148227
148228
148229
148230
148231
148232
148233
148234
148235
148236
148237
......
148261
148262
148263
148264
148265
148266
148267
148268
148269
148270
148271
148272
148273
148274
148275
148276
148277
148278
148279
148280
148281
148282
148283
148284
148285
148286
148287
148288
148289
148290
148291
148292
148293
148294
148295
148296
148297
148298
148299
148300
148301
148302
148303
148304
148305
148306
148307
148308
148309





















148310
148311
148312
148313
148314
148315
148316






















148317
148318
148319
148320
148321
148322
148323
......
148370
148371
148372
148373
148374
148375
148376
148377
148378
148379
148380
148381
148382
148383
148384
148385
148386
148387
148388
148389
......
148430
148431
148432
148433
148434
148435
148436
148437
148438
148439
148440
148441
148442
148443
148444
......
148445
148446
148447
148448
148449
148450
148451
148452
148453
148454
148455
148456
148457
148458
148459
......
148620
148621
148622
148623
148624
148625
148626
148627
148628
148629
148630
148631
148632
148633
148634
148635
148636
148637
148638
148639
148640
148641
148642
148643
148644
148645
148646
148647
148648
148649




148650
148651
148652
148653
148654
148655
148656
148657
148658
148659
148660
148661
148662
148663
148664
148665
148666
148667
148668
148669
148670
148671
148672
148673
148674
148675
148676
148677
148678
148679
148680
148681
148682
148683
148684
148685
148686
148687
148688
148689
148690
148691
148692
148693
148694
148695
148696
148697
148698
148699
148700
148701
148702
148703
148704
148705
148706
148707
148708
148709
148710
148711
148712
148713
148714
148715
148716
148717
148718
148719
148720
148721
148722
148723
148724
148725
148726
148727
148728
148729
148730
148731
148732
148733
148734
148735
148736
148737
148738
148739
148740
148741
148742
148743
148744
148745
148746
148747
148748
148749
148750
148751
148752
148753
148754
148755
148756
148757
148758
148759

148760
148761
148762
148763
148764
148765
148766
148767
148768
148769
148770
......
148776
148777
148778
148779
148780
148781
148782

148783

148784
148785
148786
148787
148788
148789
148790
......
148809
148810
148811
148812
148813
148814
148815
148816
148817
148818
148819
148820
148821
148822
148823
148824
148825
148826
148827
148828
148829
148830
148831
148832
148833
148834
148835
148836
148837
148838
148839
148840
148841
148842
148843
148844
148845
148846
148847
148848
148849
148850
......
148851
148852
148853
148854
148855
148856
148857
148858
148859
148860
148861
148862
148863
148864
148865
148866
148867
148868
148869
148870
148871
148872
148873
148874
148875
148876
148877
......
148881
148882
148883
148884
148885
148886
148887
148888
148889
148890
148891
148892
148893
148894
148895
......
148897
148898
148899
148900
148901
148902
148903


148904
148905
148906
148907
148908
148909
148910
......
148912
148913
148914
148915
148916
148917
148918
148919
148920
148921
148922
148923
148924
148925
148926
148927
148928
148929
148930
148931
148932
148933
148934
148935
148936
148937
148938
148939
......
149249
149250
149251
149252
149253
149254
149255
149256
149257
149258
149259
149260
149261
149262
149263
......
149322
149323
149324
149325
149326
149327
149328


149329
149330
149331
149332
149333
149334
149335
149336
149337
149338
149339
149340
149341
149342
149343
149344
149345
......
149462
149463
149464
149465
149466
149467
149468
149469
149470
149471
149472
149473
149474
149475
149476
149477
149478
149479
149480
149481
149482
149483
......
149729
149730
149731
149732
149733
149734
149735
149736
149737
149738
149739
149740
149741
149742
149743
......
149756
149757
149758
149759
149760
149761
149762
149763
149764
149765
149766
149767
149768
149769
149770
......
149883
149884
149885
149886
149887
149888
149889
149890
149891
149892
149893
149894
149895
149896
149897
149898


149899
149900

149901
149902
149903
149904
149905
149906
149907
149908
149909
149910
149911

149912
149913
149914
149915
149916
149917
149918
......
149920
149921
149922
149923
149924
149925
149926
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......
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150571
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......
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......
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......
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......
151669
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......
151886
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151911
......
151912
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151918







151919
151920

151921
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......
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......
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......
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154784
154785
154786
154787
154788
154789
154790
154791
154792
154793
154794
154795
154796
154797
154798
154799
154800
154801
154802
154803
154804
154805

154806
154807
154808
154809
154810
154811
154812
154813

154814
154815
154816
154817
154818
154819
154820
154821
154822
154823
154824
154825
154826
154827
154828
154829
154830
154831

154832
154833
154834
154835
154836
154837
154838
154839
154840
154841
154842
154843
154844
154845
154846
154847
154848
154849
154850
154851
154852
154853
154854
154855
154856
154857
154858
154859
154860
154861
154862
154863
154864
154865
154866

154867
154868
154869
154870
154871
154872
154873
154874
154875
154876
154877
154878
154879
154880
154881
154882
154883
154884
154885
154886
154887
154888
154889
154890
154891
154892
154893
154894
154895
154896
154897
154898
154899
154900
154901

154902
154903
154904
154905
154906
154907

154908
154909
154910
154911
154912
154913
154914
154915
154916
154917
154918
154919
154920
154921
154922
154923
154924
154925
......
154962
154963
154964
154965
154966
154967
154968
154969
154970
154971
154972
154973
154974
154975
154976
154977
154978
154979
154980
154981
154982
154983
154984
154985
154986
154987
154988
154989
154990
154991
154992
154993
154994
154995
154996
154997
154998
154999
155000
155001
155002
155003
155004
155005
155006
155007
155008
155009
155010
155011
155012
155013
155014
155015
155016
155017
155018
155019
155020
155021
155022
155023
155024
155025
155026
155027
155028
155029
155030
155031
155032
155033
155034
155035
155036
155037
155038
155039
155040
155041
155042
155043
155044
155045
155046
155047
155048
155049
155050
155051
155052
155053
155054
155055
155056
155057
155058
155059
155060
155061
155062
155063
155064
155065
155066
155067
155068
155069
155070
155071
155072
155073
155074
155075
155076
155077
155078
155079
155080
155081
155082
155083
155084
155085
155086
155087
155088
155089
155090
155091
155092
155093
155094
155095
155096
155097
155098
155099
155100
......
157047
157048
157049
157050
157051
157052
157053
157054
157055
157056
157057
157058
157059
157060
157061
......
157447
157448
157449
157450
157451
157452
157453



157454
157455
157456
157457
157458
157459
157460
157461
157462
......
157929
157930
157931
157932
157933
157934
157935
157936
157937
157938
157939
157940
157941
157942
157943
157944
......
157993
157994
157995
157996
157997
157998
157999
158000
158001
158002
158003
158004
158005
158006
158007
......
159286
159287
159288
159289
159290
159291
159292
159293
159294
159295
159296
159297
159298
159299
159300
......
160036
160037
160038
160039
160040
160041
160042
160043
160044

160045
160046
160047
160048
160049
160050
160051
160052
160053
160054
160055
160056
160057
160058
160059
160060
160061
160062
160063
160064
160065
160066
160067
160068
160069
160070
160071
160072
160073
160074
160075
160076
......
160274
160275
160276
160277
160278
160279
160280
160281
160282
160283
160284
160285
160286
160287
160288
160289
160290
160291
160292
160293
160294
160295
160296
160297
160298
......
162232
162233
162234
162235
162236
162237
162238
162239
162240
162241
162242
162243
162244
162245
162246
162247
162248
162249
162250
162251
162252
162253
162254
162255
162256
162257
......
164022
164023
164024
164025
164026
164027
164028
164029
164030
164031
164032
164033
164034
164035
164036
164037
164038
164039
164040
......
164102
164103
164104
164105
164106
164107
164108
164109
164110
164111
164112
164113
164114
164115
164116
164117
164118
164119
164120
164121
164122
164123
......
164411
164412
164413
164414
164415
164416
164417
164418
164419
164420
164421
164422
164423
164424
164425
164426
......
164518
164519
164520
164521
164522
164523
164524
164525
164526
164527
164528
164529
164530
164531
164532
164533
......
165119
165120
165121
165122
165123
165124
165125












165126
165127
165128
165129
165130
165131
165132
......
175992
175993
175994
175995
175996
175997
175998
175999
176000
176001
176002
176003
176004
176005
176006
......
178213
178214
178215
178216
178217
178218
178219
178220
178221
178222
178223
178224
178225
178226
178227
178228
178229
178230
......
181377
181378
181379
181380
181381
181382
181383
181384
181385
181386
181387
181388
181389
181390
181391
......
182114
182115
182116
182117
182118
182119
182120
182121
182122
182123
182124
182125
182126
182127
182128
......
182162
182163
182164
182165
182166
182167
182168
182169
182170
182171
182172
182173
182174
182175
182176
182177
182178
182179
182180
182181
182182
182183
182184
182185
182186
182187
182188
182189
182190
182191
182192
182193
182194
182195
182196
182197
182198
182199
182200
182201
182202
......
182218
182219
182220
182221
182222
182223
182224
182225
182226
182227
182228
182229
182230
182231
182232
......
182806
182807
182808
182809
182810
182811
182812
182813
182814
182815
182816
182817
182818
182819
182820
182821
182822
182823
182824
182825
182826
182827
......
182910
182911
182912
182913
182914
182915
182916




182917
182918
182919
182920
182921
182922
182923
182924
182925
182926
182927
182928
182929
182930
182931
182932
182933
182934
182935
182936
182937
182938
182939
182940
182941
......
183516
183517
183518
183519
183520
183521
183522

183523
183524
183525
183526
183527
183528
183529
183530
183531
183532
183533
183534
183535
183536
183537
183538
183539
......
184413
184414
184415
184416
184417
184418
184419
184420
184421
184422
184423
184424
184425
184426
184427

184428
184429
184430
184431
184432
184433
184434
184435
184436
184437
184438
184439
184440

184441
184442
184443
184444
184445
184446
184447
184448
184449
184450
184451
184452
184453
184454
184455
184456
184457
184458
184459
184460
184461
184462
184463
......
190757
190758
190759
190760
190761
190762
190763
190764
190765
190766
190767
190768
190769
190770
190771
......
190801
190802
190803
190804
190805
190806
190807
190808
190809
190810
190811
190812
190813
190814
190815
190816
190817
190818
190819
......
190856
190857
190858
190859
190860
190861
190862
190863
190864
190865
190866
190867
190868
190869
190870
190871
190872
......
191393
191394
191395
191396
191397
191398
191399
191400
191401
191402
191403
191404
191405
191406
191407
191408
191409
191410
191411
191412
191413
191414
191415
191416
191417
191418
......
191519
191520
191521
191522
191523
191524
191525
191526
191527
191528
191529
191530
191531
191532
191533
191534
......
191678
191679
191680
191681
191682
191683
191684
191685
191686
191687
191688
191689
191690
191691
191692
191693
191694
191695
191696
191697
191698
191699
191700
......
191858
191859
191860
191861
191862
191863
191864
191865
191866
191867
191868
191869
191870
191871
191872
191873
191874
......
192272
192273
192274
192275
192276
192277
192278
192279
192280
192281
192282
192283
192284
192285
192286
192287
192288
192289
192290
192291
192292
192293
192294
192295
192296
192297
192298
192299
192300
192301
192302
192303
192304
192305
192306
192307
192308

192309
192310
192311
192312
192313
192314
192315
192316
......
192782
192783
192784
192785
192786
192787
192788
192789
192790
192791
192792
192793
192794
192795
192796
192797
192798
192799
192800
192801
192802
192803
192804
192805
192806
192807
192808
192809
192810
192811
192812
192813
192814
192815
192816
192817
192818
192819
192820
192821
192822
192823
192824
192825
192826
192827
192828
192829
192830
192831
192832
192833
192834
192835
192836
192837
192838
192839
192840
192841
192842
192843
192844
192845
192846
192847
192848
192849
192850
192851
192852
192853
192854
192855
192856
192857
192858
192859
192860
192861
192862
192863
192864
192865
192866
192867
192868
192869
192870
192871
192872
192873
192874
......
192905
192906
192907
192908
192909
192910
192911
192912
192913
192914
192915
192916

192917
192918
192919
192920
192921
192922
192923
......
194435
194436
194437
194438
194439
194440
194441
194442
194443
194444
194445
194446
194447
194448
194449
194450
194451
194452
194453
......
194454
194455
194456
194457
194458
194459
194460
194461
194462
194463
194464
194465
194466
194467
194468
......
198897
198898
198899
198900
198901
198902
198903
198904
198905
198906
198907
198908
198909
198910
198911
......
203298
203299
203300
203301
203302
203303
203304
203305
203306
203307
203308
203309
203310
203311
203312
......
203815
203816
203817
203818
203819
203820
203821
203822
203823
203824
203825
203826
203827
203828
203829
......
204667
204668
204669
204670
204671
204672
204673
204674
204675
204676
204677
204678
204679
204680
204681
204682
204683
204684
204685
204686
204687
204688
204689
204690
204691
204692
......
204693
204694
204695
204696
204697
204698
204699







204700
204701

204702
204703
204704
204705
204706
204707
204708
204709
204710
204711
204712
204713
204714
204715
204716
204717
204718
204719
204720
204721
204722
......
205409
205410
205411
205412
205413
205414
205415
205416
205417

205418
205419
205420
205421
205422
205423
205424
......
207223
207224
207225
207226
207227
207228
207229
207230
207231
207232
207233
207234
207235
207236
207237
......
207810
207811
207812
207813
207814
207815
207816
207817
207818
207819
207820
207821
207822
207823
207824
207825
207826
207827
207828
207829
207830
207831
207832
207833
207834
207835
207836
207837
207838
207839
207840
207841
207842
207843
207844
207845
207846
207847
207848
207849
207850
207851
207852
207853
207854
207855
207856
207857
207858
207859
......
211643
211644
211645
211646
211647
211648
211649
211650
211651
211652
211653
211654
211655
211656
211657
......
211666
211667
211668
211669
211670
211671
211672
211673
211674
211675
211676
211677
211678
211679
211680
......
215950
215951
215952
215953
215954
215955
215956
215957
215958
215959
215960
215961
215962
215963
215964
215965
215966
215967
215968
215969
......
216003
216004
216005
216006
216007
216008
216009
216010
216011
216012
216013
216014
216015
216016
216017
216018
216019
216020
216021
216022
......
218010
218011
218012
218013
218014
218015
218016
218017
218018
218019
218020
218021
218022
218023
218024
218025
218026
218027
218028
218029
218030
218031
218032
218033
218034
218035
218036
218037
218038
218039
218040
218041
218042
218043
218044
218045
218046
218047
218048
218049
218050
218051
218052
218053
218054
218055
......
218070
218071
218072
218073
218074
218075
218076
218077
218078
218079
218080
218081
218082


218083
218084
218085
218086
218087










218088




218089
218090
218091
218092
218093
218094
218095
218096
218097
218098
218099
218100
218101
218102
218103
218104
218105
218106
218107
218108
218109
218110

218111
218112
218113
218114
218115



218116
218117
218118
218119
218120
218121
218122
218123
218124
218125
218126
218127
218128
218129
218130
218131
218132
218133
218134
218135
218136
218137
218138
218139
218140
218141
218142
218143
218144
218145
218146
218147
218148
218149
218150
218151
218152
218153





218154
218155
218156
218157
218158
218159
218160
218161
218162
218163
218164
218165
218166
218167
218168
218169
218170
218171
218172
218173
218174
218175
218176
218177
218178
218179
218180
218181
218182
218183
218184
218185
218186
218187
218188

218189
218190

218191
218192

218193
218194
218195
218196










218197
218198
218199
218200
218201
218202
218203
......
218512
218513
218514
218515
218516
218517
218518
218519
218520
218521
218522
218523
218524
218525
218526
......
218568
218569
218570
218571
218572
218573
218574
218575
218576
218577
218578
218579
218580
218581
218582
218583
218584
218585
......
218712
218713
218714
218715
218716
218717
218718
218719
218720
218721
218722
218723
218724
218725
218726

218727
218728

218729
218730
218731
218732
218733
218734
218735
218736
218737
218738
218739
218740
218741
218742
218743
218744
218745
218746
218747
218748
218749
218750
218751
218752
218753
218754
218755

218756
218757
218758

218759
218760
218761
218762
218763
218764
218765
218766
218767
218768
218769
218770
218771
218772
218773
218774
218775
218776
218777
218778
218779
218780
218781
218782
218783
218784
218785
218786
218787
218788
218789
218790
218791
218792
218793
218794
218795
218796
218797
218798
218799
218800



218801
218802
218803
218804
218805
218806
218807
218808
218809
218810
......
218823
218824
218825
218826
218827
218828
218829
218830
218831
218832
218833
218834
218835
218836
218837
218838
218839
218840
218841
218842
218843



218844
218845









218846
218847
218848
218849
218850
218851


218852
218853
218854
218855
218856
218857
218858
......
218861
218862
218863
218864
218865
218866
218867
218868
218869
218870
218871
218872
218873
218874
218875
218876
218877
218878
218879
218880
218881
218882
218883
218884
218885
......
219842
219843
219844
219845
219846
219847
219848
219849
219850
219851
219852
219853
219854
219855
219856
......
220258
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/******************************************************************************
** This file is an amalgamation of many separate C source files from SQLite
** version 3.30.0.  By combining all the individual C code files into this
** single large file, the entire code can be compiled as a single translation
** unit.  This allows many compilers to do optimizations that would not be
** possible if the files were compiled separately.  Performance improvements
** of 5% or more are commonly seen when SQLite is compiled as a single
** translation unit.
**
** This file is all you need to compile SQLite.  To use SQLite in other
................................................................................
  "ENABLE_SORTER_REFERENCES",
#endif
#if SQLITE_ENABLE_SQLLOG
  "ENABLE_SQLLOG",
#endif
#if defined(SQLITE_ENABLE_STAT4)
  "ENABLE_STAT4",


#endif
#if SQLITE_ENABLE_STMTVTAB
  "ENABLE_STMTVTAB",
#endif
#if SQLITE_ENABLE_STMT_SCANSTATUS
  "ENABLE_STMT_SCANSTATUS",
#endif
................................................................................
** been edited in any way since it was last checked in, then the last
** four hexadecimal digits of the hash may be modified.
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.30.0"
#define SQLITE_VERSION_NUMBER 3030000
#define SQLITE_SOURCE_ID      "2019-09-28 18:28:19 661a3789eb329a2487855e49c31067a9dde4c91c1a3a65b65375d079f906b1da"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
** The first argument is an integer which is 0 to disable triggers,
** positive to enable triggers or negative to leave the setting unchanged.
** The second parameter is a pointer to an integer into which
** is written 0 or 1 to indicate whether triggers are disabled or enabled
** following this call.  The second parameter may be a NULL pointer, in
** which case the trigger setting is not reported back. </dd>
**
** [[SQLITE_DBCONFIG_ENABLE_VIEW]]
** <dt>SQLITE_DBCONFIG_ENABLE_VIEW</dt>
** <dd> ^This option is used to enable or disable [CREATE VIEW | views].
** There should be two additional arguments.
** The first argument is an integer which is 0 to disable views,
** positive to enable views or negative to leave the setting unchanged.
** The second parameter is a pointer to an integer into which
** is written 0 or 1 to indicate whether views are disabled or enabled
** following this call.  The second parameter may be a NULL pointer, in
** which case the view setting is not reported back. </dd>
**
** [[SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER]]
** <dt>SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER</dt>
** <dd> ^This option is used to enable or disable the
** [fts3_tokenizer()] function which is part of the
** [FTS3] full-text search engine extension.
** There should be two additional arguments.
** The first argument is an integer which is 0 to disable fts3_tokenizer() or
................................................................................
#define SQLITE_DBCONFIG_TRIGGER_EQP           1008 /* int int* */
#define SQLITE_DBCONFIG_RESET_DATABASE        1009 /* int int* */
#define SQLITE_DBCONFIG_DEFENSIVE             1010 /* int int* */
#define SQLITE_DBCONFIG_WRITABLE_SCHEMA       1011 /* int int* */
#define SQLITE_DBCONFIG_LEGACY_ALTER_TABLE    1012 /* int int* */
#define SQLITE_DBCONFIG_DQS_DML               1013 /* int int* */
#define SQLITE_DBCONFIG_DQS_DDL               1014 /* int int* */
#define SQLITE_DBCONFIG_ENABLE_VIEW           1015 /* int int* */
#define SQLITE_DBCONFIG_MAX                   1015 /* Largest DBCONFIG */

/*
** CAPI3REF: Enable Or Disable Extended Result Codes
** METHOD: sqlite3
**
** ^The sqlite3_extended_result_codes() routine enables or disables the
** [extended result codes] feature of SQLite. ^The extended result
................................................................................
** WHERE clause might influence the choice of query plan for a statement,
** then the statement will be automatically recompiled, as if there had been 
** a schema change, on the first  [sqlite3_step()] call following any change
** to the [sqlite3_bind_text | bindings] of that [parameter]. 
** ^The specific value of WHERE-clause [parameter] might influence the 
** choice of query plan if the parameter is the left-hand side of a [LIKE]
** or [GLOB] operator or if the parameter is compared to an indexed column
** and the [SQLITE_ENABLE_STAT4] compile-time option is enabled.
** </li>
** </ol>
**
** <p>^sqlite3_prepare_v3() differs from sqlite3_prepare_v2() only in having
** the extra prepFlags parameter, which is a bit array consisting of zero or
** more of the [SQLITE_PREPARE_PERSISTENT|SQLITE_PREPARE_*] flags.  ^The
** sqlite3_prepare_v2() interface works exactly the same as
................................................................................
** ^The fourth parameter may optionally be ORed with [SQLITE_DETERMINISTIC]
** to signal that the function will always return the same result given
** the same inputs within a single SQL statement.  Most SQL functions are
** deterministic.  The built-in [random()] SQL function is an example of a
** function that is not deterministic.  The SQLite query planner is able to
** perform additional optimizations on deterministic functions, so use
** of the [SQLITE_DETERMINISTIC] flag is recommended where possible.
**
** ^The fourth parameter may also optionally include the [SQLITE_DIRECTONLY]
** flag, which if present prevents the function from being invoked from
** within VIEWs or TRIGGERs.  For security reasons, the [SQLITE_DIRECTONLY]
** flag is recommended for any application-defined SQL function that has
** side-effects.
**
** ^(The fifth parameter is an arbitrary pointer.  The implementation of the
** function can gain access to this pointer using [sqlite3_user_data()].)^
**
** ^The sixth, seventh and eighth parameters passed to the three
** "sqlite3_create_function*" functions, xFunc, xStep and xFinal, are
** pointers to C-language functions that implement the SQL function or
................................................................................
/*
** CAPI3REF: Function Flags
**
** These constants may be ORed together with the 
** [SQLITE_UTF8 | preferred text encoding] as the fourth argument
** to [sqlite3_create_function()], [sqlite3_create_function16()], or
** [sqlite3_create_function_v2()].
**
** The SQLITE_DETERMINISTIC flag means that the new function will always
** maps the same inputs into the same output.  The abs() function is
** deterministic, for example, but randomblob() is not.
**
** The SQLITE_DIRECTONLY flag means that the function may only be invoked
** from top-level SQL, and cannot be used in VIEWs or TRIGGERs.  This is
** a security feature which is recommended for all 
** [application-defined SQL functions] that have side-effects.  This flag 
** prevents an attacker from adding triggers and views to a schema then 
** tricking a high-privilege application into causing unintended side-effects
** while performing ordinary queries.
**
** The SQLITE_SUBTYPE flag indicates to SQLite that a function may call
** [sqlite3_value_subtype()] to inspect the sub-types of its arguments.
** Specifying this flag makes no difference for scalar or aggregate user
** functions. However, if it is not specified for a user-defined window
** function, then any sub-types belonging to arguments passed to the window
** function may be discarded before the window function is called (i.e.
** sqlite3_value_subtype() will always return 0).
*/
#define SQLITE_DETERMINISTIC    0x000000800
#define SQLITE_DIRECTONLY       0x000080000
#define SQLITE_SUBTYPE          0x000100000

/*
** CAPI3REF: Deprecated Functions
** DEPRECATED
**
** These functions are [deprecated].  In order to maintain
** backwards compatibility with older code, these functions continue 
................................................................................
** is a pointer to a destructor for the pClientData.  ^SQLite will
** invoke the destructor function (if it is not NULL) when SQLite
** no longer needs the pClientData pointer.  ^The destructor will also
** be invoked if the call to sqlite3_create_module_v2() fails.
** ^The sqlite3_create_module()
** interface is equivalent to sqlite3_create_module_v2() with a NULL
** destructor.
**
** ^If the third parameter (the pointer to the sqlite3_module object) is
** NULL then no new module is create and any existing modules with the
** same name are dropped.
**
** See also: [sqlite3_drop_modules()]
*/
SQLITE_API int sqlite3_create_module(
  sqlite3 *db,               /* SQLite connection to register module with */
  const char *zName,         /* Name of the module */
  const sqlite3_module *p,   /* Methods for the module */
  void *pClientData          /* Client data for xCreate/xConnect */
);
................................................................................
SQLITE_API int sqlite3_create_module_v2(
  sqlite3 *db,               /* SQLite connection to register module with */
  const char *zName,         /* Name of the module */
  const sqlite3_module *p,   /* Methods for the module */
  void *pClientData,         /* Client data for xCreate/xConnect */
  void(*xDestroy)(void*)     /* Module destructor function */
);

/*
** CAPI3REF: Remove Unnecessary Virtual Table Implementations
** METHOD: sqlite3
**
** ^The sqlite3_drop_modules(D,L) interface removes all virtual
** table modules from database connection D except those named on list L.
** The L parameter must be either NULL or a pointer to an array of pointers
** to strings where the array is terminated by a single NULL pointer.
** ^If the L parameter is NULL, then all virtual table modules are removed.
**
** See also: [sqlite3_create_module()]
*/
SQLITE_API int sqlite3_drop_modules(
  sqlite3 *db,                /* Remove modules from this connection */
  const char **azKeep         /* Except, do not remove the ones named here */
);

/*
** CAPI3REF: Virtual Table Instance Object
** KEYWORDS: sqlite3_vtab
**
** Every [virtual table module] implementation uses a subclass
** of this object to describe a particular instance
................................................................................
** without notice.  These values are for testing purposes only.
** Applications should not use any of these parameters or the
** [sqlite3_test_control()] interface.
*/
#define SQLITE_TESTCTRL_FIRST                    5
#define SQLITE_TESTCTRL_PRNG_SAVE                5
#define SQLITE_TESTCTRL_PRNG_RESTORE             6
#define SQLITE_TESTCTRL_PRNG_RESET               7  /* NOT USED */
#define SQLITE_TESTCTRL_BITVEC_TEST              8
#define SQLITE_TESTCTRL_FAULT_INSTALL            9
#define SQLITE_TESTCTRL_BENIGN_MALLOC_HOOKS     10
#define SQLITE_TESTCTRL_PENDING_BYTE            11
#define SQLITE_TESTCTRL_ASSERT                  12
#define SQLITE_TESTCTRL_ALWAYS                  13
#define SQLITE_TESTCTRL_RESERVE                 14
................................................................................
#define SQLITE_TESTCTRL_VDBE_COVERAGE           21
#define SQLITE_TESTCTRL_BYTEORDER               22
#define SQLITE_TESTCTRL_ISINIT                  23
#define SQLITE_TESTCTRL_SORTER_MMAP             24
#define SQLITE_TESTCTRL_IMPOSTER                25
#define SQLITE_TESTCTRL_PARSER_COVERAGE         26
#define SQLITE_TESTCTRL_RESULT_INTREAL          27
#define SQLITE_TESTCTRL_PRNG_SEED               28
#define SQLITE_TESTCTRL_EXTRA_SCHEMA_CHECKS     29
#define SQLITE_TESTCTRL_LAST                    29  /* Largest TESTCTRL */

/*
** CAPI3REF: SQL Keyword Checking
**
** These routines provide access to the set of SQL language keywords 
** recognized by SQLite.  Applications can uses these routines to determine
** whether or not a specific identifier needs to be escaped (for example,
................................................................................
** that vary from one machine to the next.
**
** Ticket #3860:  The llvm-gcc-4.2 compiler from Apple chokes on
** the ((void*)&((char*)0)[X]) construct.  But MSVC chokes on ((void*)(X)).
** So we have to define the macros in different ways depending on the
** compiler.
*/
#if defined(HAVE_STDINT_H)   /* Use this case if we have ANSI headers */
# define SQLITE_INT_TO_PTR(X)  ((void*)(intptr_t)(X))
# define SQLITE_PTR_TO_INT(X)  ((int)(intptr_t)(X))
#elif defined(__PTRDIFF_TYPE__)  /* This case should work for GCC */
# define SQLITE_INT_TO_PTR(X)  ((void*)(__PTRDIFF_TYPE__)(X))
# define SQLITE_PTR_TO_INT(X)  ((int)(__PTRDIFF_TYPE__)(X))
#elif !defined(__GNUC__)       /* Works for compilers other than LLVM */
# define SQLITE_INT_TO_PTR(X)  ((void*)&((char*)0)[X])
# define SQLITE_PTR_TO_INT(X)  ((int)(((char*)X)-(char*)0))



#else                          /* Generates a warning - but it always works */
# define SQLITE_INT_TO_PTR(X)  ((void*)(X))
# define SQLITE_PTR_TO_INT(X)  ((int)(X))
#endif

/*
** A macro to hint to the compiler that a function should not be
................................................................................
#define TK_ROW                             75
#define TK_ROWS                            76
#define TK_TRIGGER                         77
#define TK_VACUUM                          78
#define TK_VIEW                            79
#define TK_VIRTUAL                         80
#define TK_WITH                            81
#define TK_NULLS                           82
#define TK_FIRST                           83
#define TK_LAST                            84
#define TK_CURRENT                         85
#define TK_FOLLOWING                       86
#define TK_PARTITION                       87
#define TK_PRECEDING                       88
#define TK_RANGE                           89
#define TK_UNBOUNDED                       90
#define TK_EXCLUDE                         91
#define TK_GROUPS                          92
#define TK_OTHERS                          93
#define TK_TIES                            94
#define TK_REINDEX                         95
#define TK_RENAME                          96
#define TK_CTIME_KW                        97
#define TK_ANY                             98
#define TK_BITAND                          99
#define TK_BITOR                          100
#define TK_LSHIFT                         101
#define TK_RSHIFT                         102
#define TK_PLUS                           103
#define TK_MINUS                          104
#define TK_STAR                           105
#define TK_SLASH                          106
#define TK_REM                            107
#define TK_CONCAT                         108
#define TK_COLLATE                        109
#define TK_BITNOT                         110
#define TK_ON                             111
#define TK_INDEXED                        112
#define TK_STRING                         113
#define TK_JOIN_KW                        114
#define TK_CONSTRAINT                     115
#define TK_DEFAULT                        116
#define TK_NULL                           117
#define TK_PRIMARY                        118
#define TK_UNIQUE                         119
#define TK_CHECK                          120
#define TK_REFERENCES                     121
#define TK_AUTOINCR                       122
#define TK_INSERT                         123
#define TK_DELETE                         124
#define TK_UPDATE                         125
#define TK_SET                            126
#define TK_DEFERRABLE                     127
#define TK_FOREIGN                        128
#define TK_DROP                           129
#define TK_UNION                          130
#define TK_ALL                            131
#define TK_EXCEPT                         132
#define TK_INTERSECT                      133
#define TK_SELECT                         134
#define TK_VALUES                         135
#define TK_DISTINCT                       136
#define TK_DOT                            137
#define TK_FROM                           138
#define TK_JOIN                           139
#define TK_USING                          140
#define TK_ORDER                          141
#define TK_GROUP                          142
#define TK_HAVING                         143
#define TK_LIMIT                          144
#define TK_WHERE                          145
#define TK_INTO                           146
#define TK_NOTHING                        147
#define TK_FLOAT                          148
#define TK_BLOB                           149
#define TK_INTEGER                        150
#define TK_VARIABLE                       151
#define TK_CASE                           152
#define TK_WHEN                           153
#define TK_THEN                           154
#define TK_ELSE                           155
#define TK_INDEX                          156
#define TK_ALTER                          157
#define TK_ADD                            158
#define TK_WINDOW                         159
#define TK_OVER                           160
#define TK_FILTER                         161



#define TK_COLUMN                         162
#define TK_AGG_FUNCTION                   163
#define TK_AGG_COLUMN                     164
#define TK_TRUEFALSE                      165
#define TK_ISNOT                          166
#define TK_FUNCTION                       167
#define TK_UMINUS                         168
#define TK_UPLUS                          169
#define TK_TRUTH                          170
#define TK_REGISTER                       171
#define TK_VECTOR                         172
#define TK_SELECT_COLUMN                  173
#define TK_IF_NULL_ROW                    174
#define TK_ASTERISK                       175
#define TK_SPAN                           176
#define TK_SPACE                          177
#define TK_ILLEGAL                        178

/************** End of parse.h ***********************************************/
/************** Continuing where we left off in sqliteInt.h ******************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
................................................................................
# define SQLITE_DEFAULT_MMAP_SIZE 0
#endif
#if SQLITE_DEFAULT_MMAP_SIZE>SQLITE_MAX_MMAP_SIZE
# undef SQLITE_DEFAULT_MMAP_SIZE
# define SQLITE_DEFAULT_MMAP_SIZE SQLITE_MAX_MMAP_SIZE
#endif















/*
** SELECTTRACE_ENABLED will be either 1 or 0 depending on whether or not
** the Select query generator tracing logic is turned on.
*/
#if defined(SQLITE_ENABLE_SELECTTRACE)
# define SELECTTRACE_ENABLED 1
#else
................................................................................
#define OP_Offset         89 /* synopsis: r[P3] = sqlite_offset(P1)        */
#define OP_Column         90 /* synopsis: r[P3]=PX                         */
#define OP_Affinity       91 /* synopsis: affinity(r[P1@P2])               */
#define OP_MakeRecord     92 /* synopsis: r[P3]=mkrec(r[P1@P2])            */
#define OP_Count          93 /* synopsis: r[P2]=count()                    */
#define OP_ReadCookie     94
#define OP_SetCookie      95
#define OP_ReopenIdx      96 /* synopsis: root=P2 iDb=P3                   */
#define OP_OpenRead       97 /* synopsis: root=P2 iDb=P3                   */
#define OP_OpenWrite      98 /* synopsis: root=P2 iDb=P3                   */
#define OP_BitAnd         99 /* same as TK_BITAND, synopsis: r[P3]=r[P1]&r[P2] */
#define OP_BitOr         100 /* same as TK_BITOR, synopsis: r[P3]=r[P1]|r[P2] */
#define OP_ShiftLeft     101 /* same as TK_LSHIFT, synopsis: r[P3]=r[P2]<<r[P1] */
#define OP_ShiftRight    102 /* same as TK_RSHIFT, synopsis: r[P3]=r[P2]>>r[P1] */
#define OP_Add           103 /* same as TK_PLUS, synopsis: r[P3]=r[P1]+r[P2] */
#define OP_Subtract      104 /* same as TK_MINUS, synopsis: r[P3]=r[P2]-r[P1] */
#define OP_Multiply      105 /* same as TK_STAR, synopsis: r[P3]=r[P1]*r[P2] */
#define OP_Divide        106 /* same as TK_SLASH, synopsis: r[P3]=r[P2]/r[P1] */
#define OP_Remainder     107 /* same as TK_REM, synopsis: r[P3]=r[P2]%r[P1] */
#define OP_Concat        108 /* same as TK_CONCAT, synopsis: r[P3]=r[P2]+r[P1] */
#define OP_OpenDup       109
#define OP_BitNot        110 /* same as TK_BITNOT, synopsis: r[P2]= ~r[P1] */
#define OP_OpenAutoindex 111 /* synopsis: nColumn=P2                       */
#define OP_OpenEphemeral 112 /* synopsis: nColumn=P2                       */
#define OP_String8       113 /* same as TK_STRING, synopsis: r[P2]='P4'    */
#define OP_SorterOpen    114
#define OP_SequenceTest  115 /* synopsis: if( cursor[P1].ctr++ ) pc = P2   */
#define OP_OpenPseudo    116 /* synopsis: P3 columns in r[P2]              */
#define OP_Close         117
#define OP_ColumnsUsed   118
#define OP_SeekHit       119 /* synopsis: seekHit=P2                       */
#define OP_Sequence      120 /* synopsis: r[P2]=cursor[P1].ctr++           */
................................................................................
#define OP_ResetSorter   138
#define OP_CreateBtree   139 /* synopsis: r[P2]=root iDb=P1 flags=P3       */
#define OP_SqlExec       140
#define OP_ParseSchema   141
#define OP_LoadAnalysis  142
#define OP_DropTable     143
#define OP_DropIndex     144

#define OP_DropTrigger   145
#define OP_IntegrityCk   146
#define OP_RowSetAdd     147 /* synopsis: rowset(P1)=r[P2]                 */
#define OP_Real          148 /* same as TK_FLOAT, synopsis: r[P2]=P4       */
#define OP_Param         149
#define OP_FkCounter     150 /* synopsis: fkctr[P1]+=P2                    */
#define OP_MemMax        151 /* synopsis: r[P1]=max(r[P1],r[P2])           */
#define OP_OffsetLimit   152 /* synopsis: if r[P1]>0 then r[P2]=r[P1]+max(0,r[P3]) else r[P2]=(-1) */
#define OP_AggInverse    153 /* synopsis: accum=r[P3] inverse(r[P2@P5])    */
#define OP_AggStep       154 /* synopsis: accum=r[P3] step(r[P2@P5])       */
#define OP_AggStep1      155 /* synopsis: accum=r[P3] step(r[P2@P5])       */
................................................................................
/*  40 */ 0x01, 0x23, 0x0b, 0x26, 0x26, 0x01, 0x01, 0x03,\
/*  48 */ 0x03, 0x03, 0x03, 0x03, 0x0b, 0x0b, 0x0b, 0x0b,\
/*  56 */ 0x0b, 0x0b, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00,\
/*  64 */ 0x00, 0x00, 0x02, 0x02, 0x08, 0x00, 0x10, 0x10,\
/*  72 */ 0x10, 0x10, 0x00, 0x10, 0x10, 0x00, 0x00, 0x10,\
/*  80 */ 0x10, 0x00, 0x00, 0x02, 0x02, 0x02, 0x00, 0x00,\
/*  88 */ 0x12, 0x20, 0x00, 0x00, 0x00, 0x10, 0x10, 0x00,\
/*  96 */ 0x00, 0x00, 0x00, 0x26, 0x26, 0x26, 0x26, 0x26,\
/* 104 */ 0x26, 0x26, 0x26, 0x26, 0x26, 0x00, 0x12, 0x00,\
/* 112 */ 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 120 */ 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 128 */ 0x10, 0x00, 0x00, 0x04, 0x04, 0x00, 0x00, 0x10,\
/* 136 */ 0x10, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x00,\
/* 144 */ 0x00, 0x00, 0x00, 0x06, 0x10, 0x10, 0x00, 0x04,\
/* 152 */ 0x1a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
/* 160 */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x10,\
/* 168 */ 0x00, 0x00, 0x00, 0x00, 0x00,}

/* The sqlite3P2Values() routine is able to run faster if it knows
** the value of the largest JUMP opcode.  The smaller the maximum
** JUMP opcode the better, so the mkopcodeh.tcl script that
................................................................................
#endif
#if defined(SQLITE_DEBUG) && !defined(SQLITE_OMIT_EXPLAIN)
SQLITE_PRIVATE   void sqlite3ExplainBreakpoint(const char*,const char*);
#else
# define sqlite3ExplainBreakpoint(A,B) /*no-op*/
#endif
SQLITE_PRIVATE void sqlite3VdbeAddParseSchemaOp(Vdbe*,int,char*);
SQLITE_PRIVATE void sqlite3VdbeChangeOpcode(Vdbe*, int addr, u8);
SQLITE_PRIVATE void sqlite3VdbeChangeP1(Vdbe*, int addr, int P1);
SQLITE_PRIVATE void sqlite3VdbeChangeP2(Vdbe*, int addr, int P2);
SQLITE_PRIVATE void sqlite3VdbeChangeP3(Vdbe*, int addr, int P3);
SQLITE_PRIVATE void sqlite3VdbeChangeP5(Vdbe*, u16 P5);
SQLITE_PRIVATE void sqlite3VdbeJumpHere(Vdbe*, int addr);
SQLITE_PRIVATE int sqlite3VdbeChangeToNoop(Vdbe*, int addr);
SQLITE_PRIVATE int sqlite3VdbeDeletePriorOpcode(Vdbe*, u8 op);
SQLITE_PRIVATE void sqlite3VdbeChangeP4(Vdbe*, int addr, const char *zP4, int N);
SQLITE_PRIVATE void sqlite3VdbeAppendP4(Vdbe*, void *pP4, int p4type);
SQLITE_PRIVATE void sqlite3VdbeSetP4KeyInfo(Parse*, Index*);
................................................................................
  struct sqlite3InitInfo {      /* Information used during initialization */
    int newTnum;                /* Rootpage of table being initialized */
    u8 iDb;                     /* Which db file is being initialized */
    u8 busy;                    /* TRUE if currently initializing */
    unsigned orphanTrigger : 1; /* Last statement is orphaned TEMP trigger */
    unsigned imposterTable : 1; /* Building an imposter table */
    unsigned reopenMemdb : 1;   /* ATTACH is really a reopen using MemDB */
    char **azInit;              /* "type", "name", and "tbl_name" columns */
  } init;
  int nVdbeActive;              /* Number of VDBEs currently running */
  int nVdbeRead;                /* Number of active VDBEs that read or write */
  int nVdbeWrite;               /* Number of active VDBEs that read and write */
  int nVdbeExec;                /* Number of nested calls to VdbeExec() */
  int nVDestroy;                /* Number of active OP_VDestroy operations */
  int nExtension;               /* Number of loaded extensions */
................................................................................
#define SQLITE_TriggerEQP     0x01000000  /* Show trigger EXPLAIN QUERY PLAN */
#define SQLITE_ResetDatabase  0x02000000  /* Reset the database */
#define SQLITE_LegacyAlter    0x04000000  /* Legacy ALTER TABLE behaviour */
#define SQLITE_NoSchemaError  0x08000000  /* Do not report schema parse errors*/
#define SQLITE_Defensive      0x10000000  /* Input SQL is likely hostile */
#define SQLITE_DqsDDL         0x20000000  /* dbl-quoted strings allowed in DDL*/
#define SQLITE_DqsDML         0x40000000  /* dbl-quoted strings allowed in DML*/
#define SQLITE_EnableView     0x80000000  /* Enable the use of views */

/* Flags used only if debugging */
#define HI(X)  ((u64)(X)<<32)
#ifdef SQLITE_DEBUG
#define SQLITE_SqlTrace       HI(0x0100000) /* Debug print SQL as it executes */
#define SQLITE_VdbeListing    HI(0x0200000) /* Debug listings of VDBE progs */
#define SQLITE_VdbeTrace      HI(0x0400000) /* True to trace VDBE execution */
#define SQLITE_VdbeAddopTrace HI(0x0800000) /* Trace sqlite3VdbeAddOp() calls */
#define SQLITE_VdbeEQP        HI(0x1000000) /* Debug EXPLAIN QUERY PLAN */
#define SQLITE_ParserTrace    HI(0x2000000) /* PRAGMA parser_trace=ON */
#endif

/*
** Allowed values for sqlite3.mDbFlags
*/
#define DBFLAG_SchemaChange   0x0001  /* Uncommitted Hash table changes */
#define DBFLAG_PreferBuiltin  0x0002  /* Preference to built-in funcs */
................................................................................
#define SQLITE_DistinctOpt    0x0010   /* DISTINCT using indexes */
#define SQLITE_CoverIdxScan   0x0020   /* Covering index scans */
#define SQLITE_OrderByIdxJoin 0x0040   /* ORDER BY of joins via index */
#define SQLITE_Transitive     0x0080   /* Transitive constraints */
#define SQLITE_OmitNoopJoin   0x0100   /* Omit unused tables in joins */
#define SQLITE_CountOfView    0x0200   /* The count-of-view optimization */
#define SQLITE_CursorHints    0x0400   /* Add OP_CursorHint opcodes */
#define SQLITE_Stat4          0x0800   /* Use STAT4 data */
   /* TH3 expects the Stat4   ^^^^^^ value to be 0x0800.  Don't change it */
#define SQLITE_PushDown       0x1000   /* The push-down optimization */
#define SQLITE_SimplifyJoin   0x2000   /* Convert LEFT JOIN to JOIN */
#define SQLITE_SkipScan       0x4000   /* Skip-scans */
#define SQLITE_PropagateConst 0x8000   /* The constant propagation opt */
#define SQLITE_AllOpts        0xffff   /* All optimizations */

/*
................................................................................
** are assert() statements in the code to verify this.
**
** Value constraints (enforced via assert()):
**     SQLITE_FUNC_MINMAX    ==  NC_MinMaxAgg      == SF_MinMaxAgg
**     SQLITE_FUNC_LENGTH    ==  OPFLAG_LENGTHARG
**     SQLITE_FUNC_TYPEOF    ==  OPFLAG_TYPEOFARG
**     SQLITE_FUNC_CONSTANT  ==  SQLITE_DETERMINISTIC from the API
**     SQLITE_FUNC_DIRECT    ==  SQLITE_DIRECTONLY from the API
**     SQLITE_FUNC_ENCMASK   depends on SQLITE_UTF* macros in the API
*/
#define SQLITE_FUNC_ENCMASK  0x0003 /* SQLITE_UTF8, SQLITE_UTF16BE or UTF16LE */
#define SQLITE_FUNC_LIKE     0x0004 /* Candidate for the LIKE optimization */
#define SQLITE_FUNC_CASE     0x0008 /* Case-sensitive LIKE-type function */
#define SQLITE_FUNC_EPHEM    0x0010 /* Ephemeral.  Delete with VDBE */
#define SQLITE_FUNC_NEEDCOLL 0x0020 /* sqlite3GetFuncCollSeq() might be called*/
................................................................................
#define SQLITE_FUNC_MINMAX   0x1000 /* True for min() and max() aggregates */
#define SQLITE_FUNC_SLOCHNG  0x2000 /* "Slow Change". Value constant during a
                                    ** single query - might change over time */
#define SQLITE_FUNC_AFFINITY 0x4000 /* Built-in affinity() function */
#define SQLITE_FUNC_OFFSET   0x8000 /* Built-in sqlite_offset() function */
#define SQLITE_FUNC_WINDOW   0x00010000 /* Built-in window-only function */
#define SQLITE_FUNC_INTERNAL 0x00040000 /* For use by NestedParse() only */
#define SQLITE_FUNC_DIRECT   0x00080000 /* Not for use in TRIGGERs or VIEWs */
#define SQLITE_FUNC_SUBTYPE  0x00100000 /* Result likely to have sub-type */

/*
** The following three macros, FUNCTION(), LIKEFUNC() and AGGREGATE() are
** used to create the initializers for the FuncDef structures.
**
**   FUNCTION(zName, nArg, iArg, bNC, xFunc)
**     Used to create a scalar function definition of a function zName
................................................................................
** Each SQLite module (virtual table definition) is defined by an
** instance of the following structure, stored in the sqlite3.aModule
** hash table.
*/
struct Module {
  const sqlite3_module *pModule;       /* Callback pointers */
  const char *zName;                   /* Name passed to create_module() */
  int nRefModule;                      /* Number of pointers to this object */
  void *pAux;                          /* pAux passed to create_module() */
  void (*xDestroy)(void *);            /* Module destructor function */
  Table *pEpoTab;                      /* Eponymous table for this module */
};

/*
** information about each column of an SQL table is held in an instance
................................................................................
** But rather than start with 0 or 1, we begin with 'A'.  That way,
** when multiple affinity types are concatenated into a string and
** used as the P4 operand, they will be more readable.
**
** Note also that the numeric types are grouped together so that testing
** for a numeric type is a single comparison.  And the BLOB type is first.
*/
#define SQLITE_AFF_NONE     0x40  /* '@' */
#define SQLITE_AFF_BLOB     0x41  /* 'A' */
#define SQLITE_AFF_TEXT     0x42  /* 'B' */
#define SQLITE_AFF_NUMERIC  0x43  /* 'C' */
#define SQLITE_AFF_INTEGER  0x44  /* 'D' */
#define SQLITE_AFF_REAL     0x45  /* 'E' */

#define sqlite3IsNumericAffinity(X)  ((X)>=SQLITE_AFF_NUMERIC)

/*
** The SQLITE_AFF_MASK values masks off the significant bits of an
** affinity value.
*/
................................................................................
*/
struct KeyInfo {
  u32 nRef;           /* Number of references to this KeyInfo object */
  u8 enc;             /* Text encoding - one of the SQLITE_UTF* values */
  u16 nKeyField;      /* Number of key columns in the index */
  u16 nAllField;      /* Total columns, including key plus others */
  sqlite3 *db;        /* The database connection */
  u8 *aSortFlags;     /* Sort order for each column. */
  CollSeq *aColl[1];  /* Collating sequence for each term of the key */
};

/*
** Allowed bit values for entries in the KeyInfo.aSortFlags[] array.
*/
#define KEYINFO_ORDER_DESC    0x01    /* DESC sort order */
#define KEYINFO_ORDER_BIGNULL 0x02    /* NULL is larger than any other value */

/*
** This object holds a record which has been parsed out into individual
** fields, for the purposes of doing a comparison.
**
** A record is an object that contains one or more fields of data.
** Records are used to store the content of a table row and to store
** the key of an index.  A blob encoding of a record is created by
................................................................................
  unsigned uniqNotNull:1;  /* True if UNIQUE and NOT NULL for all columns */
  unsigned isResized:1;    /* True if resizeIndexObject() has been called */
  unsigned isCovering:1;   /* True if this is a covering index */
  unsigned noSkipScan:1;   /* Do not try to use skip-scan if true */
  unsigned hasStat1:1;     /* aiRowLogEst values come from sqlite_stat1 */
  unsigned bNoQuery:1;     /* Do not use this index to optimize queries */
  unsigned bAscKeyBug:1;   /* True if the bba7b69f9849b5bf bug applies */
#ifdef SQLITE_ENABLE_STAT4
  int nSample;             /* Number of elements in aSample[] */
  int nSampleCol;          /* Size of IndexSample.anEq[] and so on */
  tRowcnt *aAvgEq;         /* Average nEq values for keys not in aSample */
  IndexSample *aSample;    /* Samples of the left-most key */
  tRowcnt *aiRowEst;       /* Non-logarithmic stat1 data for this index */
  tRowcnt nRowEst0;        /* Non-logarithmic number of rows in the index */
#endif
................................................................................
/* The Index.aiColumn[] values are normally positive integer.  But
** there are some negative values that have special meaning:
*/
#define XN_ROWID     (-1)     /* Indexed column is the rowid */
#define XN_EXPR      (-2)     /* Indexed column is an expression */

/*
** Each sample stored in the sqlite_stat4 table is represented in memory
** using a structure of this type.  See documentation at the top of the
** analyze.c source file for additional information.
*/
struct IndexSample {
  void *p;          /* Pointer to sampled record */
  int n;            /* Size of record in bytes */
  tRowcnt *anEq;    /* Est. number of rows where the key equals this sample */
................................................................................
** the child Expr objects in the Expr.pLeft and Expr.pRight subtrees
** are contained within the same memory allocation.  Note, however, that
** the subtrees in Expr.x.pList or Expr.x.pSelect are always separately
** allocated, regardless of whether or not EP_Reduced is set.
*/
struct Expr {
  u8 op;                 /* Operation performed by this node */
  char affExpr;          /* affinity, or RAISE type */
  u32 flags;             /* Various flags.  EP_* See below */
  union {
    char *zToken;          /* Token value. Zero terminated and dequoted */
    int iValue;            /* Non-negative integer value if EP_IntValue */
  } u;

  /* If the EP_TokenOnly flag is set in the Expr.flags mask, then no
................................................................................
#if SQLITE_MAX_EXPR_DEPTH>0
  int nHeight;           /* Height of the tree headed by this node */
#endif
  int iTable;            /* TK_COLUMN: cursor number of table holding column
                         ** TK_REGISTER: register number
                         ** TK_TRIGGER: 1 -> new, 0 -> old
                         ** EP_Unlikely:  134217728 times likelihood
                         ** TK_IN: ephemerial table holding RHS
                         ** TK_SELECT_COLUMN: Number of columns on the LHS
                         ** TK_SELECT: 1st register of result vector */
  ynVar iColumn;         /* TK_COLUMN: column index.  -1 for rowid.
                         ** TK_VARIABLE: variable number (always >= 1).
                         ** TK_SELECT_COLUMN: column of the result vector */
  i16 iAgg;              /* Which entry in pAggInfo->aCol[] or ->aFunc[] */
  i16 iRightJoinTable;   /* If EP_FromJoin, the right table of the join */
  u8 op2;                /* TK_REGISTER/TK_TRUTH: original value of Expr.op
                         ** TK_COLUMN: the value of p5 for OP_Column
                         ** TK_AGG_FUNCTION: nesting depth */
  AggInfo *pAggInfo;     /* Used by TK_AGG_COLUMN and TK_AGG_FUNCTION */
  union {
    Table *pTab;           /* TK_COLUMN: Table containing column. Can be NULL
                           ** for a column of an index on an expression */
    Window *pWin;          /* EP_WinFunc: Window/Filter defn for a function */
    struct {               /* TK_IN, TK_SELECT, and TK_EXISTS */
      int iAddr;             /* Subroutine entry address */
      int regReturn;         /* Register used to hold return address */
    } sub;
  } y;
};

................................................................................
/*
** The following are the meanings of bits in the Expr.flags field.
** Value restrictions:
**
**          EP_Agg == NC_HasAgg == SF_HasAgg
**          EP_Win == NC_HasWin
*/
#define EP_FromJoin   0x000001 /* Originates in ON/USING clause of outer join */
#define EP_Distinct   0x000002 /* Aggregate function with DISTINCT keyword */
#define EP_HasFunc    0x000004 /* Contains one or more functions of any kind */
#define EP_FixedCol   0x000008 /* TK_Column with a known fixed value */
#define EP_Agg        0x000010 /* Contains one or more aggregate functions */
#define EP_VarSelect  0x000020 /* pSelect is correlated, not constant */
#define EP_DblQuoted  0x000040 /* token.z was originally in "..." */
#define EP_InfixFunc  0x000080 /* True for an infix function: LIKE, GLOB, etc */
#define EP_Collate    0x000100 /* Tree contains a TK_COLLATE operator */
  /*                  0x000200 Available for reuse */
#define EP_IntValue   0x000400 /* Integer value contained in u.iValue */
#define EP_xIsSelect  0x000800 /* x.pSelect is valid (otherwise x.pList is) */
#define EP_Skip       0x001000 /* Operator does not contribute to affinity */
#define EP_Reduced    0x002000 /* Expr struct EXPR_REDUCEDSIZE bytes only */
#define EP_TokenOnly  0x004000 /* Expr struct EXPR_TOKENONLYSIZE bytes only */
#define EP_Win        0x008000 /* Contains window functions */
#define EP_MemToken   0x010000 /* Need to sqlite3DbFree() Expr.zToken */
#define EP_NoReduce   0x020000 /* Cannot EXPRDUP_REDUCE this Expr */
#define EP_Unlikely   0x040000 /* unlikely() or likelihood() function */
#define EP_ConstFunc  0x080000 /* A SQLITE_FUNC_CONSTANT or _SLOCHNG function */
#define EP_CanBeNull  0x100000 /* Can be null despite NOT NULL constraint */
#define EP_Subquery   0x200000 /* Tree contains a TK_SELECT operator */
#define EP_Alias      0x400000 /* Is an alias for a result set column */
#define EP_Leaf       0x800000 /* Expr.pLeft, .pRight, .u.pSelect all NULL */
#define EP_WinFunc   0x1000000 /* TK_FUNCTION with Expr.y.pWin set */
#define EP_Subrtn    0x2000000 /* Uses Expr.y.sub. TK_IN, _SELECT, or _EXISTS */
#define EP_Quoted    0x4000000 /* TK_ID was originally quoted */
#define EP_Static    0x8000000 /* Held in memory not obtained from malloc() */
#define EP_IsTrue   0x10000000 /* Always has boolean value of TRUE */
#define EP_IsFalse  0x20000000 /* Always has boolean value of FALSE */
#define EP_Indirect 0x40000000 /* Contained within a TRIGGER or a VIEW */

/*
** The EP_Propagate mask is a set of properties that automatically propagate
** upwards into parent nodes.
*/
#define EP_Propagate (EP_Collate|EP_Subquery|EP_HasFunc)

................................................................................
#define EXPR_TOKENONLYSIZE      offsetof(Expr,pLeft)   /* Fewer features */

/*
** Flags passed to the sqlite3ExprDup() function. See the header comment
** above sqlite3ExprDup() for details.
*/
#define EXPRDUP_REDUCE         0x0001  /* Used reduced-size Expr nodes */

/*
** True if the expression passed as an argument was a function with
** an OVER() clause (a window function).
*/
#define IsWindowFunc(p) ( \
    ExprHasProperty((p), EP_WinFunc) && p->y.pWin->eFrmType!=TK_FILTER \
)

/*
** A list of expressions.  Each expression may optionally have a
** name.  An expr/name combination can be used in several ways, such
** as the list of "expr AS ID" fields following a "SELECT" or in the
** list of "ID = expr" items in an UPDATE.  A list of expressions can
** also be used as the argument to a function, in which case the a.zName
................................................................................
*/
struct ExprList {
  int nExpr;             /* Number of expressions on the list */
  struct ExprList_item { /* For each expression in the list */
    Expr *pExpr;            /* The parse tree for this expression */
    char *zName;            /* Token associated with this expression */
    char *zSpan;            /* Original text of the expression */
    u8 sortFlags;           /* Mask of KEYINFO_ORDER_* flags */
    unsigned done :1;       /* A flag to indicate when processing is finished */
    unsigned bSpanIsTab :1; /* zSpan holds DB.TABLE.COLUMN */
    unsigned reusable :1;   /* Constant expression is reusable */
    unsigned bSorterRef :1; /* Defer evaluation until after sorting */
    unsigned bNulls: 1;     /* True if explicit "NULLS FIRST/LAST" */
    union {
      struct {
        u16 iOrderByCol;      /* For ORDER BY, column number in result set */
        u16 iAlias;           /* Index into Parse.aAlias[] for zName */
      } x;
      int iConstExprReg;      /* Register in which Expr value is cached */
    } u;
................................................................................
#define SF_MinMaxAgg      0x01000  /* Aggregate containing min() or max() */
#define SF_Recursive      0x02000  /* The recursive part of a recursive CTE */
#define SF_FixedLimit     0x04000  /* nSelectRow set by a constant LIMIT */
#define SF_MaybeConvert   0x08000  /* Need convertCompoundSelectToSubquery() */
#define SF_Converted      0x10000  /* By convertCompoundSelectToSubquery() */
#define SF_IncludeHidden  0x20000  /* Include hidden columns in output */
#define SF_ComplexResult  0x40000  /* Result contains subquery or function */
#define SF_WhereBegin     0x80000  /* Really a WhereBegin() call.  Debug Only */

/*
** The results of a SELECT can be distributed in several ways, as defined
** by one of the following macros.  The "SRT" prefix means "SELECT Result
** Type".
**
**     SRT_Union       Store results as a key in a temporary index
................................................................................
/*
** Structure containing global configuration data for the SQLite library.
**
** This structure also contains some state information.
*/
struct Sqlite3Config {
  int bMemstat;                     /* True to enable memory status */
  u8 bCoreMutex;                    /* True to enable core mutexing */
  u8 bFullMutex;                    /* True to enable full mutexing */
  u8 bOpenUri;                      /* True to interpret filenames as URIs */
  u8 bUseCis;                       /* Use covering indices for full-scans */
  u8 bSmallMalloc;                  /* Avoid large memory allocations if true */
  u8 bExtraSchemaChecks;            /* Verify type,name,tbl_name in schema */
  int mxStrlen;                     /* Maximum string length */
  int neverCorrupt;                 /* Database is always well-formed */
  int szLookaside;                  /* Default lookaside buffer size */
  int nLookaside;                   /* Default lookaside buffer count */
  int nStmtSpill;                   /* Stmt-journal spill-to-disk threshold */
  sqlite3_mem_methods m;            /* Low-level memory allocation interface */
  sqlite3_mutex_methods mutex;      /* Low-level mutex interface */
................................................................................
#ifndef SQLITE_UNTESTABLE
  int (*xTestCallback)(int);        /* Invoked by sqlite3FaultSim() */
#endif
  int bLocaltimeFault;              /* True to fail localtime() calls */
  int bInternalFunctions;           /* Internal SQL functions are visible */
  int iOnceResetThreshold;          /* When to reset OP_Once counters */
  u32 szSorterRef;                  /* Min size in bytes to use sorter-refs */
  unsigned int iPrngSeed;           /* Alternative fixed seed for the PRNG */
};

/*
** This macro is used inside of assert() statements to indicate that
** the assert is only valid on a well-formed database.  Instead of:
**
**     assert( X );
................................................................................
struct TreeView {
  int iLevel;             /* Which level of the tree we are on */
  u8  bLine[100];         /* Draw vertical in column i if bLine[i] is true */
};
#endif /* SQLITE_DEBUG */

/*
** This object is used in various ways, most (but not all) related to window
** functions.
**
**   (1) A single instance of this structure is attached to the
**       the Expr.y.pWin field for each window function in an expression tree.
**       This object holds the information contained in the OVER clause,
**       plus additional fields used during code generation.
**
**   (2) All window functions in a single SELECT form a linked-list
**       attached to Select.pWin.  The Window.pFunc and Window.pExpr
**       fields point back to the expression that is the window function.
**
**   (3) The terms of the WINDOW clause of a SELECT are instances of this
**       object on a linked list attached to Select.pWinDefn.
**
**   (4) For an aggregate function with a FILTER clause, an instance
**       of this object is stored in Expr.y.pWin with eFrmType set to
**       TK_FILTER. In this case the only field used is Window.pFilter.
**
** The uses (1) and (2) are really the same Window object that just happens
** to be accessible in two different ways.  Use case (3) are separate objects.
*/
struct Window {
  char *zName;            /* Name of window (may be NULL) */
  char *zBase;            /* Name of base window for chaining (may be NULL) */
  ExprList *pPartition;   /* PARTITION BY clause */
................................................................................
  u8 eFrmType;            /* TK_RANGE, TK_GROUPS, TK_ROWS, or 0 */
  u8 eStart;              /* UNBOUNDED, CURRENT, PRECEDING or FOLLOWING */
  u8 eEnd;                /* UNBOUNDED, CURRENT, PRECEDING or FOLLOWING */
  u8 bImplicitFrame;      /* True if frame was implicitly specified */
  u8 eExclude;            /* TK_NO, TK_CURRENT, TK_TIES, TK_GROUP, or 0 */
  Expr *pStart;           /* Expression for "<expr> PRECEDING" */
  Expr *pEnd;             /* Expression for "<expr> FOLLOWING" */
  Window **ppThis;        /* Pointer to this object in Select.pWin list */
  Window *pNextWin;       /* Next window function belonging to this SELECT */
  Expr *pFilter;          /* The FILTER expression */
  FuncDef *pFunc;         /* The function */
  int iEphCsr;            /* Partition buffer or Peer buffer */
  int regAccum;           /* Accumulator */
  int regResult;          /* Interim result */
  int csrApp;             /* Function cursor (used by min/max) */
  int regApp;             /* Function register (also used by min/max) */
  int regPart;            /* Array of registers for PARTITION BY values */
  Expr *pOwner;           /* Expression object this window is attached to */
  int nBufferCol;         /* Number of columns in buffer table */
  int iArgCol;            /* Offset of first argument for this function */
  int regOne;             /* Register containing constant value 1 */
  int regStartRowid;
  int regEndRowid;
  u8 bExprArgs;           /* Defer evaluation of window function arguments
                          ** due to the SQLITE_SUBTYPE flag */
};

#ifndef SQLITE_OMIT_WINDOWFUNC
SQLITE_PRIVATE void sqlite3WindowDelete(sqlite3*, Window*);
SQLITE_PRIVATE void sqlite3WindowUnlinkFromSelect(Window*);
SQLITE_PRIVATE void sqlite3WindowListDelete(sqlite3 *db, Window *p);
SQLITE_PRIVATE Window *sqlite3WindowAlloc(Parse*, int, int, Expr*, int , Expr*, u8);
SQLITE_PRIVATE void sqlite3WindowAttach(Parse*, Expr*, Window*);
SQLITE_PRIVATE void sqlite3WindowLink(Select *pSel, Window *pWin);
SQLITE_PRIVATE int sqlite3WindowCompare(Parse*, Window*, Window*, int);
SQLITE_PRIVATE void sqlite3WindowCodeInit(Parse*, Window*);
SQLITE_PRIVATE void sqlite3WindowCodeStep(Parse*, Select*, WhereInfo*, int, int);
SQLITE_PRIVATE int sqlite3WindowRewrite(Parse*, Select*);
SQLITE_PRIVATE int sqlite3ExpandSubquery(Parse*, struct SrcList_item*);
SQLITE_PRIVATE void sqlite3WindowUpdate(Parse*, Window*, Window*, FuncDef*);
SQLITE_PRIVATE Window *sqlite3WindowDup(sqlite3 *db, Expr *pOwner, Window *p);
SQLITE_PRIVATE Window *sqlite3WindowListDup(sqlite3 *db, Window *p);
................................................................................
SQLITE_PRIVATE Expr *sqlite3ExprSimplifiedAndOr(Expr*);
SQLITE_PRIVATE Expr *sqlite3ExprFunction(Parse*,ExprList*, Token*, int);
SQLITE_PRIVATE void sqlite3ExprAssignVarNumber(Parse*, Expr*, u32);
SQLITE_PRIVATE void sqlite3ExprDelete(sqlite3*, Expr*);
SQLITE_PRIVATE void sqlite3ExprUnmapAndDelete(Parse*, Expr*);
SQLITE_PRIVATE ExprList *sqlite3ExprListAppend(Parse*,ExprList*,Expr*);
SQLITE_PRIVATE ExprList *sqlite3ExprListAppendVector(Parse*,ExprList*,IdList*,Expr*);
SQLITE_PRIVATE void sqlite3ExprListSetSortOrder(ExprList*,int,int);
SQLITE_PRIVATE void sqlite3ExprListSetName(Parse*,ExprList*,Token*,int);
SQLITE_PRIVATE void sqlite3ExprListSetSpan(Parse*,ExprList*,const char*,const char*);
SQLITE_PRIVATE void sqlite3ExprListDelete(sqlite3*, ExprList*);
SQLITE_PRIVATE u32 sqlite3ExprListFlags(const ExprList*);
SQLITE_PRIVATE int sqlite3IndexHasDuplicateRootPage(Index*);
SQLITE_PRIVATE int sqlite3Init(sqlite3*, char**);
SQLITE_PRIVATE int sqlite3InitCallback(void*, int, char**, char**);
................................................................................
#endif
SQLITE_PRIVATE void sqlite3ResetAllSchemasOfConnection(sqlite3*);
SQLITE_PRIVATE void sqlite3ResetOneSchema(sqlite3*,int);
SQLITE_PRIVATE void sqlite3CollapseDatabaseArray(sqlite3*);
SQLITE_PRIVATE void sqlite3CommitInternalChanges(sqlite3*);
SQLITE_PRIVATE void sqlite3DeleteColumnNames(sqlite3*,Table*);
SQLITE_PRIVATE int sqlite3ColumnsFromExprList(Parse*,ExprList*,i16*,Column**);
SQLITE_PRIVATE void sqlite3SelectAddColumnTypeAndCollation(Parse*,Table*,Select*,char);
SQLITE_PRIVATE Table *sqlite3ResultSetOfSelect(Parse*,Select*,char);
SQLITE_PRIVATE void sqlite3OpenMasterTable(Parse *, int);
SQLITE_PRIVATE Index *sqlite3PrimaryKeyIndex(Table*);
SQLITE_PRIVATE i16 sqlite3ColumnOfIndex(Index*, i16);
SQLITE_PRIVATE void sqlite3StartTable(Parse*,Token*,Token*,int,int,int,int);
#if SQLITE_ENABLE_HIDDEN_COLUMNS
SQLITE_PRIVATE   void sqlite3ColumnPropertiesFromName(Table*, Column*);
#else
................................................................................
SQLITE_PRIVATE u32 sqlite3Utf8Read(const u8**);
SQLITE_PRIVATE LogEst sqlite3LogEst(u64);
SQLITE_PRIVATE LogEst sqlite3LogEstAdd(LogEst,LogEst);
#ifndef SQLITE_OMIT_VIRTUALTABLE
SQLITE_PRIVATE LogEst sqlite3LogEstFromDouble(double);
#endif
#if defined(SQLITE_ENABLE_STMT_SCANSTATUS) || \
    defined(SQLITE_ENABLE_STAT4) || \
    defined(SQLITE_EXPLAIN_ESTIMATED_ROWS)
SQLITE_PRIVATE u64 sqlite3LogEstToInt(LogEst);
#endif
SQLITE_PRIVATE VList *sqlite3VListAdd(sqlite3*,VList*,const char*,int,int);
SQLITE_PRIVATE const char *sqlite3VListNumToName(VList*,int);
SQLITE_PRIVATE int sqlite3VListNameToNum(VList*,const char*,int);

................................................................................
SQLITE_PRIVATE CollSeq *sqlite3LocateCollSeq(Parse *pParse, const char*zName);
SQLITE_PRIVATE CollSeq *sqlite3ExprCollSeq(Parse *pParse, Expr *pExpr);
SQLITE_PRIVATE CollSeq *sqlite3ExprNNCollSeq(Parse *pParse, Expr *pExpr);
SQLITE_PRIVATE int sqlite3ExprCollSeqMatch(Parse*,Expr*,Expr*);
SQLITE_PRIVATE Expr *sqlite3ExprAddCollateToken(Parse *pParse, Expr*, const Token*, int);
SQLITE_PRIVATE Expr *sqlite3ExprAddCollateString(Parse*,Expr*,const char*);
SQLITE_PRIVATE Expr *sqlite3ExprSkipCollate(Expr*);
SQLITE_PRIVATE Expr *sqlite3ExprSkipCollateAndLikely(Expr*);
SQLITE_PRIVATE int sqlite3CheckCollSeq(Parse *, CollSeq *);
SQLITE_PRIVATE int sqlite3WritableSchema(sqlite3*);
SQLITE_PRIVATE int sqlite3CheckObjectName(Parse*, const char*,const char*,const char*);
SQLITE_PRIVATE void sqlite3VdbeSetChanges(sqlite3 *, int);
SQLITE_PRIVATE int sqlite3AddInt64(i64*,i64);
SQLITE_PRIVATE int sqlite3SubInt64(i64*,i64);
SQLITE_PRIVATE int sqlite3MulInt64(i64*,i64);
SQLITE_PRIVATE int sqlite3AbsInt32(int);
#ifdef SQLITE_ENABLE_8_3_NAMES
SQLITE_PRIVATE void sqlite3FileSuffix3(const char*, char*);
................................................................................
SQLITE_PRIVATE int sqlite3ValueFromExpr(sqlite3 *, Expr *, u8, u8, sqlite3_value **);
SQLITE_PRIVATE void sqlite3ValueApplyAffinity(sqlite3_value *, u8, u8);
#ifndef SQLITE_AMALGAMATION
SQLITE_PRIVATE const unsigned char sqlite3OpcodeProperty[];
SQLITE_PRIVATE const char sqlite3StrBINARY[];
SQLITE_PRIVATE const unsigned char sqlite3UpperToLower[];
SQLITE_PRIVATE const unsigned char sqlite3CtypeMap[];

SQLITE_PRIVATE SQLITE_WSD struct Sqlite3Config sqlite3Config;
SQLITE_PRIVATE FuncDefHash sqlite3BuiltinFunctions;
#ifndef SQLITE_OMIT_WSD
SQLITE_PRIVATE int sqlite3PendingByte;
#endif
#endif
#ifdef VDBE_PROFILE
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SQLITE_PRIVATE Schema *sqlite3SchemaGet(sqlite3 *, Btree *);
SQLITE_PRIVATE int sqlite3SchemaToIndex(sqlite3 *db, Schema *);
SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoAlloc(sqlite3*,int,int);
SQLITE_PRIVATE void sqlite3KeyInfoUnref(KeyInfo*);
SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoRef(KeyInfo*);
SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoOfIndex(Parse*, Index*);
SQLITE_PRIVATE KeyInfo *sqlite3KeyInfoFromExprList(Parse*, ExprList*, int, int);
SQLITE_PRIVATE int sqlite3HasExplicitNulls(Parse*, ExprList*);

#ifdef SQLITE_DEBUG
SQLITE_PRIVATE int sqlite3KeyInfoIsWriteable(KeyInfo*);
#endif
SQLITE_PRIVATE int sqlite3CreateFunc(sqlite3 *, const char *, int, int, void *,
  void (*)(sqlite3_context*,int,sqlite3_value **),
  void (*)(sqlite3_context*,int,sqlite3_value **), 
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#ifndef SQLITE_OMIT_SUBQUERY
SQLITE_PRIVATE int sqlite3ExprCheckIN(Parse*, Expr*);
#else
# define sqlite3ExprCheckIN(x,y) SQLITE_OK
#endif

#ifdef SQLITE_ENABLE_STAT4

SQLITE_PRIVATE int sqlite3Stat4ProbeSetValue(
    Parse*,Index*,UnpackedRecord**,Expr*,int,int,int*);
SQLITE_PRIVATE int sqlite3Stat4ValueFromExpr(Parse*, Expr*, u8, sqlite3_value**);
SQLITE_PRIVATE void sqlite3Stat4ProbeFree(UnpackedRecord*);
SQLITE_PRIVATE int sqlite3Stat4Column(sqlite3*, const void*, int, int, sqlite3_value**);
SQLITE_PRIVATE char sqlite3IndexColumnAffinity(sqlite3*, Index*, int);
#endif
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#  define sqlite3VtabClear(Y)
#  define sqlite3VtabSync(X,Y) SQLITE_OK
#  define sqlite3VtabRollback(X)
#  define sqlite3VtabCommit(X)
#  define sqlite3VtabInSync(db) 0
#  define sqlite3VtabLock(X)
#  define sqlite3VtabUnlock(X)
#  define sqlite3VtabModuleUnref(D,X)
#  define sqlite3VtabUnlockList(X)
#  define sqlite3VtabSavepoint(X, Y, Z) SQLITE_OK
#  define sqlite3GetVTable(X,Y)  ((VTable*)0)
#else
SQLITE_PRIVATE    void sqlite3VtabClear(sqlite3 *db, Table*);
SQLITE_PRIVATE    void sqlite3VtabDisconnect(sqlite3 *db, Table *p);
SQLITE_PRIVATE    int sqlite3VtabSync(sqlite3 *db, Vdbe*);
SQLITE_PRIVATE    int sqlite3VtabRollback(sqlite3 *db);
SQLITE_PRIVATE    int sqlite3VtabCommit(sqlite3 *db);
SQLITE_PRIVATE    void sqlite3VtabLock(VTable *);
SQLITE_PRIVATE    void sqlite3VtabUnlock(VTable *);
SQLITE_PRIVATE    void sqlite3VtabModuleUnref(sqlite3*,Module*);
SQLITE_PRIVATE    void sqlite3VtabUnlockList(sqlite3*);
SQLITE_PRIVATE    int sqlite3VtabSavepoint(sqlite3 *, int, int);
SQLITE_PRIVATE    void sqlite3VtabImportErrmsg(Vdbe*, sqlite3_vtab*);
SQLITE_PRIVATE    VTable *sqlite3GetVTable(sqlite3*, Table*);
SQLITE_PRIVATE    Module *sqlite3VtabCreateModule(
     sqlite3*,
     const char*,
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SQLITE_PRIVATE SQLITE_WSD struct Sqlite3Config sqlite3Config = {
   SQLITE_DEFAULT_MEMSTATUS,  /* bMemstat */
   1,                         /* bCoreMutex */
   SQLITE_THREADSAFE==1,      /* bFullMutex */
   SQLITE_USE_URI,            /* bOpenUri */
   SQLITE_ALLOW_COVERING_INDEX_SCAN,   /* bUseCis */
   0,                         /* bSmallMalloc */
   1,                         /* bExtraSchemaChecks */
   0x7ffffffe,                /* mxStrlen */
   0,                         /* neverCorrupt */
   SQLITE_DEFAULT_LOOKASIDE,  /* szLookaside, nLookaside */
   SQLITE_STMTJRNL_SPILL,     /* nStmtSpill */
   {0,0,0,0,0,0,0,0},         /* m */
   {0,0,0,0,0,0,0,0,0},       /* mutex */
   {0,0,0,0,0,0,0,0,0,0,0,0,0},/* pcache2 */
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#ifndef SQLITE_UNTESTABLE
   0,                         /* xTestCallback */
#endif
   0,                         /* bLocaltimeFault */
   0,                         /* bInternalFunctions */
   0x7ffffffe,                /* iOnceResetThreshold */
   SQLITE_DEFAULT_SORTERREF_SIZE,   /* szSorterRef */
   0,                         /* iPrngSeed */
};

/*
** Hash table for global functions - functions common to all
** database connections.  After initialization, this table is
** read-only.
*/
SQLITE_PRIVATE FuncDefHash sqlite3BuiltinFunctions;









#ifdef VDBE_PROFILE
/*
** The following performance counter can be used in place of
** sqlite3Hwtime() for profiling.  This is a no-op on standard builds.
*/
SQLITE_PRIVATE sqlite3_uint64 sqlite3NProfileCnt = 0;
#endif
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SQLITE_PRIVATE void sqlite3VdbeError(Vdbe*