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Overview
Comment: | Add tests to e_delete.test. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
fab3b383bb2c4764a56811f22ff4c783 |
User & Date: | dan 2010-09-23 18:47:37.000 |
Context
2010-09-24
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08:00 | Modify testable statement ids in a few test files to account for recent docsrc changes. (check-in: 7893e52595 user: dan tags: trunk) | |
2010-09-23
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18:47 | Add tests to e_delete.test. (check-in: fab3b383bb user: dan tags: trunk) | |
2010-09-22
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19:06 | Further tests and changes to make the r-tree module more robust. (check-in: 7ff3574b9c user: dan tags: trunk) | |
Changes
Changes to ext/rtree/rtree.c.
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2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 | 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 | + + + + + + - - + + + + + + + + + | return rc; } /* ** If node pLeaf is not the root of the r-tree and its pParent pointer is ** still NULL, load all ancestor nodes of pLeaf into memory and populate ** the pLeaf->pParent chain all the way up to the root node. ** ** This operation is required when a row is deleted (or updated - an update ** is implemented as a delete followed by an insert). SQLite provides the ** rowid of the row to delete, which can be used to find the leaf on which ** the entry resides (argument pLeaf). Once the leaf is located, this ** function is called to determine its ancestry. */ static int fixLeafParent(Rtree *pRtree, RtreeNode *pLeaf){ int rc = SQLITE_OK; RtreeNode *pChild = pLeaf; while( rc==SQLITE_OK && pChild->iNode!=1 && pChild->pParent==0 ){ int rc2 = SQLITE_OK; /* sqlite3_reset() return code */ sqlite3_bind_int64(pRtree->pReadParent, 1, pChild->iNode); rc = sqlite3_step(pRtree->pReadParent); if( rc==SQLITE_ROW ){ |
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Changes to ext/rtree/rtreeA.test.
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20 21 22 23 24 25 26 27 28 29 30 31 32 33 | 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 | + | ifcapable !rtree { finish_test ; return } proc create_t1 {} { db close forcedelete test.db sqlite3 db test.db execsql { PRAGMA page_size = 1024; CREATE VIRTUAL TABLE t1 USING rtree(id, x1, x2, y1, y2); } } proc populate_t1 {} { execsql BEGIN for {set i 0} {$i < 500} {incr i} { set x2 [expr $i+5] |
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67 68 69 70 71 72 73 | 68 69 70 71 72 73 74 75 76 77 78 79 80 81 | - | set blob [binary format a*Sua* \ [string range $blob 0 1] $newvalue [string range $blob 4 end] ] db eval "UPDATE ${tbl}_node SET data = \$blob WHERE nodeno=$nodeno" return [set_entry_count $tbl $nodeno] } |
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209 210 211 212 213 214 215 216 217 218 219 | 209 210 211 212 213 214 215 216 217 218 219 220 | + | create_t1 populate_t1 do_execsql_test rtreeA-6.1.0 { UPDATE t1_parent set parentnode = parentnode+1 } {} do_corruption_tests rtreeA-6.1 { 1 "DELETE FROM t1 WHERE rowid = 5" 2 "UPDATE t1 SET x1=x1+1, x2=x2+1" } finish_test |
Changes to test/e_delete.test.
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37 38 39 40 41 42 43 44 45 46 | 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 | + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + - | 6 "DELETE FROM main.t1 NOT INDEXED" {} 7 "DELETE FROM t1 WHERE a>2" {} 8 "DELETE FROM t1 INDEXED BY i1 WHERE a>2" {} 9 "DELETE FROM t1 NOT INDEXED WHERE a>2" {} 10 "DELETE FROM main.t1 WHERE a>2" {} 11 "DELETE FROM main.t1 INDEXED BY i1 WHERE a>2" {} 12 "DELETE FROM main.t1 NOT INDEXED WHERE a>2" {} } # EVIDENCE-OF: R-20205-17349 If the WHERE clause is not present, all # records in the table are deleted. # drop_all_tables do_test e_delete-1.0 { db transaction { foreach t {t1 t2 t3 t4 t5 t6} { execsql [string map [list %T% $t] { CREATE TABLE %T%(x, y); INSERT INTO %T% VALUES(1, 'one'); INSERT INTO %T% VALUES(2, 'two'); INSERT INTO %T% VALUES(3, 'three'); INSERT INTO %T% VALUES(4, 'four'); INSERT INTO %T% VALUES(5, 'five'); }] } } } {} do_delete_tests e_delete-1.1 { 1 "DELETE FROM t1 ; SELECT * FROM t1" {} 2 "DELETE FROM main.t2 ; SELECT * FROM t2" {} } # EVIDENCE-OF: R-25092-63878 If a WHERE clause is supplied, then only # those rows for which evaluating the WHERE clause and casting the # result to a NUMERIC value produces a result other than NULL or zero # (integer value 0 or real value 0.0). # do_delete_tests e_delete-1.2 { 1 "DELETE FROM t3 WHERE 1 ; SELECT x FROM t3" {} 2 "DELETE FROM main.t4 WHERE 0 ; SELECT x FROM t4" {1 2 3 4 5} 3 "DELETE FROM t4 WHERE 0.0 ; SELECT x FROM t4" {1 2 3 4 5} 4 "DELETE FROM t4 WHERE NULL ; SELECT x FROM t4" {1 2 3 4 5} 5 "DELETE FROM t4 WHERE y!='two'; SELECT x FROM t4" {2} 6 "DELETE FROM t4 WHERE y='two' ; SELECT x FROM t4" {} 7 "DELETE FROM t5 WHERE x=(SELECT max(x) FROM t5);SELECT x FROM t5" {1 2 3 4} 8 "DELETE FROM t5 WHERE (SELECT max(x) FROM t4) ;SELECT x FROM t5" {1 2 3 4} 9 "DELETE FROM t5 WHERE (SELECT max(x) FROM t6) ;SELECT x FROM t5" {} 10 "DELETE FROM t6 WHERE y>'seven' ; SELECT y FROM t6" {one four five} } #------------------------------------------------------------------------- # Tests for restrictions on DELETE statements that appear within trigger # programs. # forcedelete test.db2 forcedelete test.db3 do_execsql_test e_delete-2.0 { ATTACH 'test.db2' AS aux; ATTACH 'test.db3' AS aux2; CREATE TABLE temp.t7(a, b); INSERT INTO temp.t7 VALUES(1, 2); CREATE TABLE main.t7(a, b); INSERT INTO main.t7 VALUES(3, 4); CREATE TABLE aux.t7(a, b); INSERT INTO aux.t7 VALUES(5, 6); CREATE TABLE aux2.t7(a, b); INSERT INTO aux2.t7 VALUES(7, 8); CREATE TABLE main.t8(a, b); INSERT INTO main.t8 VALUES(1, 2); CREATE TABLE aux.t8(a, b); INSERT INTO aux.t8 VALUES(3, 4); CREATE TABLE aux2.t8(a, b); INSERT INTO aux2.t8 VALUES(5, 6); CREATE TABLE aux.t9(a, b); INSERT INTO aux.t9 VALUES(1, 2); CREATE TABLE aux2.t9(a, b); INSERT INTO aux2.t9 VALUES(3, 4); CREATE TABLE aux2.t10(a, b); INSERT INTO aux2.t10 VALUES(1, 2); } {} # EVIDENCE-OF: R-09681-58560 The table-name specified as part of a # DELETE statement within a trigger body must be unqualified. # # EVIDENCE-OF: R-36771-43788 In other words, the database-name. prefix # on the table name is not allowed within triggers. # do_delete_tests e_delete-2.1 -error { qualified table names are not allowed on INSERT, UPDATE, and DELETE statements within triggers } { 1 { CREATE TRIGGER tr1 AFTER INSERT ON t1 BEGIN DELETE FROM main.t2; END; } {} 2 { CREATE TRIGGER tr1 BEFORE UPDATE ON t2 BEGIN DELETE FROM temp.t7 WHERE a=new.a; END; } {} 3 { CREATE TRIGGER tr1 AFTER UPDATE ON t8 BEGIN DELETE FROM aux2.t8 WHERE b!=a; END; } {} } # EVIDENCE-OF: R-28818-63526 If the table to which the trigger is # attached is not in the temp database, then DELETE statements within # the trigger body must operate on tables within the same database as # it. # # This is tested in two parts. First, check that if a table of the # specified name does not exist, an error is raised. Secondly, test # that if tables with the specified name exist in multiple databases, # the local database table is used. # do_delete_tests e_delete-2.2.1 -error { no such table: %s } { 1 { CREATE TRIGGER main.tr1 AFTER INSERT ON main.t7 BEGIN DELETE FROM t9; END; INSERT INTO main.t7 VALUES(1, 2); } {main.t9} 2 { CREATE TRIGGER aux.tr2 BEFORE UPDATE ON t9 BEGIN DELETE FROM t10; END; UPDATE t9 SET a=1; } {aux.t10} } do_execsql_test e_delete-2.2.X { DROP TRIGGER main.tr1; DROP TRIGGER aux.tr2; } {} do_delete_tests e_delete-2.2.2 { 1 { CREATE TRIGGER aux.tr1 AFTER INSERT ON t8 BEGIN DELETE FROM t9; END; INSERT INTO aux.t8 VALUES(1, 2); SELECT count(*) FROM aux.t9 UNION ALL SELECT count(*) FROM aux2.t9; } {0 1} 2 { CREATE TRIGGER main.tr1 AFTER INSERT ON t8 BEGIN DELETE FROM t7; END; INSERT INTO main.t8 VALUES(1, 2); SELECT count(*) FROM temp.t7 UNION ALL SELECT count(*) FROM main.t7 UNION ALL SELECT count(*) FROM aux.t7 UNION ALL SELECT count(*) FROM aux2.t7; } {1 0 1 1} } # EVIDENCE-OF: R-31567-38587 If the table to which the trigger is # attached is in the TEMP database, then the unqualified name of the # table being deleted is resolved in the same way as it is for a # top-level statement (by searching first the TEMP database, then the # main database, then any other databases in the order they were # attached). # do_execsql_test e_delete-2.3.0 { DROP TRIGGER aux.tr1; DROP TRIGGER main.tr1; DELETE FROM main.t8 WHERE oid>1; DELETE FROM aux.t8 WHERE oid>1; INSERT INTO aux.t9 VALUES(1, 2); INSERT INTO main.t7 VALUES(3, 4); } {} do_execsql_test e_delete-2.3.1 { SELECT count(*) FROM temp.t7 UNION ALL SELECT count(*) FROM main.t7 UNION ALL SELECT count(*) FROM aux.t7 UNION ALL SELECT count(*) FROM aux2.t7; SELECT count(*) FROM main.t8 UNION ALL SELECT count(*) FROM aux.t8 UNION ALL SELECT count(*) FROM aux2.t8; SELECT count(*) FROM aux.t9 UNION ALL SELECT count(*) FROM aux2.t9; SELECT count(*) FROM aux2.t10; } {1 1 1 1 1 1 1 1 1 1} do_execsql_test e_delete-2.3.2 { CREATE TRIGGER temp.tr1 AFTER INSERT ON t7 BEGIN DELETE FROM t7; DELETE FROM t8; DELETE FROM t9; DELETE FROM t10; END; INSERT INTO temp.t7 VALUES('hello', 'world'); } {} do_execsql_test e_delete-2.3.3 { SELECT count(*) FROM temp.t7 UNION ALL SELECT count(*) FROM main.t7 UNION ALL SELECT count(*) FROM aux.t7 UNION ALL SELECT count(*) FROM aux2.t7; SELECT count(*) FROM main.t8 UNION ALL SELECT count(*) FROM aux.t8 UNION ALL SELECT count(*) FROM aux2.t8; SELECT count(*) FROM aux.t9 UNION ALL SELECT count(*) FROM aux2.t9; SELECT count(*) FROM aux2.t10; } {0 1 1 1 0 1 1 0 1 0} # EVIDENCE-OF: R-28691-49464 The INDEXED BY and NOT INDEXED clauses are # not allowed on DELETE statements within triggers. # do_execsql_test e_delete-2.4.0 { CREATE INDEX i8 ON t8(a, b); } {} do_delete_tests e_delete-2.4 -error { the %s %s clause is not allowed on UPDATE or DELETE statements within triggers } { 1 { CREATE TRIGGER tr3 AFTER INSERT ON t8 BEGIN DELETE FROM t8 INDEXED BY i8 WHERE a=5; END; } {INDEXED BY} 2 { CREATE TRIGGER tr3 AFTER INSERT ON t8 BEGIN DELETE FROM t8 NOT INDEXED WHERE a=5; END; } {NOT INDEXED} } ifcapable update_delete_limit { # EVIDENCE-OF: R-64942-06615 The LIMIT and ORDER BY clauses (described # below) are unsupported for DELETE statements within triggers. # do_delete_tests e_delete-2.5 -error { near "%s": syntax error } { 1 { CREATE TRIGGER tr3 AFTER INSERT ON t8 BEGIN DELETE FROM t8 LIMIT 10; END; } {LIMIT} 2 { CREATE TRIGGER tr3 AFTER INSERT ON t8 BEGIN DELETE FROM t8 ORDER BY a LIMIT 5; END; } {ORDER} } # EVIDENCE-OF: R-40026-10531 If SQLite is compiled with the # SQLITE_ENABLE_UPDATE_DELETE_LIMIT compile-time option, then the syntax # of the DELETE statement is extended by the addition of optional ORDER # BY and LIMIT clauses: # # EVIDENCE-OF: R-49959-20251 -- syntax diagram delete-stmt-limited # do_delete_tests e_delete-3.1 { 1 "DELETE FROM t1 LIMIT 5" {} 2 "DELETE FROM t1 LIMIT 5-1 OFFSET 2+2" {} 3 "DELETE FROM t1 LIMIT 2+2, 16/4" {} 4 "DELETE FROM t1 ORDER BY x LIMIT 5" {} 5 "DELETE FROM t1 ORDER BY x LIMIT 5-1 OFFSET 2+2" {} 6 "DELETE FROM t1 ORDER BY x LIMIT 2+2, 16/4" {} 7 "DELETE FROM t1 WHERE x>2 LIMIT 5" {} 8 "DELETE FROM t1 WHERE x>2 LIMIT 5-1 OFFSET 2+2" {} 9 "DELETE FROM t1 WHERE x>2 LIMIT 2+2, 16/4" {} 10 "DELETE FROM t1 WHERE x>2 ORDER BY x LIMIT 5" {} 11 "DELETE FROM t1 WHERE x>2 ORDER BY x LIMIT 5-1 OFFSET 2+2" {} 12 "DELETE FROM t1 WHERE x>2 ORDER BY x LIMIT 2+2, 16/4" {} } drop_all_tables proc rebuild_t1 {} { catchsql { DROP TABLE t1 } execsql { CREATE TABLE t1(a, b); INSERT INTO t1 VALUES(1, 'one'); INSERT INTO t1 VALUES(2, 'two'); INSERT INTO t1 VALUES(3, 'three'); INSERT INTO t1 VALUES(4, 'four'); INSERT INTO t1 VALUES(5, 'five'); } } # EVIDENCE-OF: R-44062-08550 If a DELETE statement has a LIMIT clause, # the maximum number of rows that will be deleted is found by evaluating # the accompanying expression and casting it to an integer value. # rebuild_t1 do_delete_tests e_delete-3.2 -repair rebuild_t1 -query { SELECT a FROM t1 } { 1 "DELETE FROM t1 LIMIT 3" {4 5} 2 "DELETE FROM t1 LIMIT 1+1" {3 4 5} 3 "DELETE FROM t1 LIMIT '4'" {5} 4 "DELETE FROM t1 LIMIT '1.0'" {2 3 4 5} } # EVIDENCE-OF: R-02661-56399 If the result of the evaluating the LIMIT # clause cannot be losslessly converted to an integer value, it is an # error. # do_delete_tests e_delete-3.3 -error { datatype mismatch } { 1 "DELETE FROM t1 LIMIT 'abc'" {} 2 "DELETE FROM t1 LIMIT NULL" {} 3 "DELETE FROM t1 LIMIT X'ABCD'" {} 4 "DELETE FROM t1 LIMIT 1.2" {} } # EVIDENCE-OF: R-00598-03741 A negative LIMIT value is interpreted as # "no limit". # do_delete_tests e_delete-3.4 -repair rebuild_t1 -query { SELECT a FROM t1 } { 1 "DELETE FROM t1 LIMIT -1" {} 2 "DELETE FROM t1 LIMIT 2-4" {} 3 "DELETE FROM t1 LIMIT -4.0" {} 4 "DELETE FROM t1 LIMIT 5*-1" {} } # EVIDENCE-OF: R-26377-49195 If the DELETE statement also has an OFFSET # clause, then it is similarly evaluated and cast to an integer value. # Again, it is an error if the value cannot be losslessly converted to # an integer. # do_delete_tests e_delete-3.5 -error { datatype mismatch } { 1 "DELETE FROM t1 LIMIT 1 OFFSET 'abc'" {} 2 "DELETE FROM t1 LIMIT 1 OFFSET NULL" {} 3 "DELETE FROM t1 LIMIT 1 OFFSET X'ABCD'" {} 4 "DELETE FROM t1 LIMIT 1 OFFSET 1.2" {} 5 "DELETE FROM t1 LIMIT 'abc', 1" {} 6 "DELETE FROM t1 LIMIT NULL, 1" {} 7 "DELETE FROM t1 LIMIT X'ABCD', 1" {} 8 "DELETE FROM t1 LIMIT 1.2, 1" {} } # EVIDENCE-OF: R-64004-53814 If there is no OFFSET clause, or the # calculated integer value is negative, the effective OFFSET value is # zero. # do_delete_tests e_delete-3.6 -repair rebuild_t1 -query { SELECT a FROM t1 } { 1a "DELETE FROM t1 LIMIT 3 OFFSET 0" {4 5} 1b "DELETE FROM t1 LIMIT 3" {4 5} 1c "DELETE FROM t1 LIMIT 3 OFFSET -1" {4 5} 2a "DELETE FROM t1 LIMIT 1+1 OFFSET 0" {3 4 5} 2b "DELETE FROM t1 LIMIT 1+1" {3 4 5} 2c "DELETE FROM t1 LIMIT 1+1 OFFSET 2-5" {3 4 5} 3a "DELETE FROM t1 LIMIT '4' OFFSET 0" {5} 3b "DELETE FROM t1 LIMIT '4'" {5} 3c "DELETE FROM t1 LIMIT '4' OFFSET -1.0" {5} 4a "DELETE FROM t1 LIMIT '1.0' OFFSET 0" {2 3 4 5} 4b "DELETE FROM t1 LIMIT '1.0'" {2 3 4 5} 4c "DELETE FROM t1 LIMIT '1.0' OFFSET -11" {2 3 4 5} } # EVIDENCE-OF: R-48141-52334 If the DELETE statement has an ORDER BY # clause, then all rows that would be deleted in the absence of the # LIMIT clause are sorted according to the ORDER BY. The first M rows, # where M is the value found by evaluating the OFFSET clause expression, # are skipped, and the following N, where N is the value of the LIMIT # expression, are deleted. # do_delete_tests e_delete-3.7 -repair rebuild_t1 -query { SELECT a FROM t1 } { 1 "DELETE FROM t1 ORDER BY b LIMIT 2" {1 2 3} 2 "DELETE FROM t1 ORDER BY length(b), a LIMIT 3" {3 5} 3 "DELETE FROM t1 ORDER BY a DESC LIMIT 1 OFFSET 0" {1 2 3 4} 4 "DELETE FROM t1 ORDER BY a DESC LIMIT 1 OFFSET 1" {1 2 3 5} 5 "DELETE FROM t1 ORDER BY a DESC LIMIT 1 OFFSET 2" {1 2 4 5} } # EVIDENCE-OF: R-64535-08414 If there are less than N rows remaining # after taking the OFFSET clause into account, or if the LIMIT clause # evaluated to a negative value, then all remaining rows are deleted. # do_delete_tests e_delete-3.8 -repair rebuild_t1 -query { SELECT a FROM t1 } { 1 "DELETE FROM t1 ORDER BY a ASC LIMIT 10" {} 2 "DELETE FROM t1 ORDER BY a ASC LIMIT -1" {} 3 "DELETE FROM t1 ORDER BY a ASC LIMIT 4 OFFSET 2" {1 2} } # EVIDENCE-OF: R-37284-06965 If the DELETE statement has no ORDER BY # clause, then all rows that would be deleted in the absence of the # LIMIT clause are assembled in an arbitrary order before applying the # LIMIT and OFFSET clauses to determine the subset that are actually # deleted. # # In practice, the "arbitrary order" is rowid order. # do_delete_tests e_delete-3.9 -repair rebuild_t1 -query { SELECT a FROM t1 } { 1 "DELETE FROM t1 LIMIT 2" {3 4 5} 2 "DELETE FROM t1 LIMIT 3" {4 5} 3 "DELETE FROM t1 LIMIT 1 OFFSET 0" {2 3 4 5} 4 "DELETE FROM t1 LIMIT 1 OFFSET 1" {1 3 4 5} 5 "DELETE FROM t1 LIMIT 1 OFFSET 2" {1 2 4 5} } # EVIDENCE-OF: R-26627-30313 The ORDER BY clause on an DELETE statement # is used only to determine which rows fall within the LIMIT. The order # in which rows are deleted is arbitrary and is not influenced by the # ORDER BY clause. # # In practice, rows are always deleted in rowid order. # do_delete_tests e_delete-3.10 -repair { rebuild_t1 catchsql { DROP TABLE t1log } execsql { CREATE TABLE t1log(x); CREATE TRIGGER tr1 AFTER DELETE ON t1 BEGIN INSERT INTO t1log VALUES(old.a); END; } } -query { SELECT x FROM t1log } { 1 "DELETE FROM t1 ORDER BY a DESC LIMIT 2" {4 5} 2 "DELETE FROM t1 ORDER BY a DESC LIMIT -1" {1 2 3 4 5} 3 "DELETE FROM t1 ORDER BY a ASC LIMIT 2" {1 2} 4 "DELETE FROM t1 ORDER BY a ASC LIMIT -1" {1 2 3 4 5} } } finish_test |
Changes to test/tester.tcl.
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347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 | 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 | + + + + + + + | # Usage: do_select_tests PREFIX ?SWITCHES? TESTLIST # # Where switches are: # # -errorformat FMTSTRING # -count # -query SQL # -repair TCL # proc do_select_tests {prefix args} { set testlist [lindex $args end] set switches [lrange $args 0 end-1] set errfmt "" set countonly 0 set query "" set repair "" for {set i 0} {$i < [llength $switches]} {incr i} { set s [lindex $switches $i] set n [string length $s] if {$n>=2 && [string equal -length $n $s "-query"]} { set query [lindex $switches [incr i]] } elseif {$n>=2 && [string equal -length $n $s "-errorformat"]} { set errfmt [lindex $switches [incr i]] } elseif {$n>=2 && [string equal -length $n $s "-repair"]} { set repair [lindex $switches [incr i]] } elseif {$n>=2 && [string equal -length $n $s "-count"]} { set countonly 1 } else { error "unknown switch: $s" } } if {$countonly && $errfmt!=""} { error "Cannot use -count and -errorformat together" } set nTestlist [llength $testlist] if {$nTestlist%3 || $nTestlist==0 } { error "SELECT test list contains [llength $testlist] elements" } eval $repair foreach {tn sql res} $testlist { if {$query != ""} { execsql $sql set sql $query } if {$countonly} { set nRow 0 db eval $sql {incr nRow} uplevel do_test ${prefix}.$tn [list [list set {} $nRow]] [list $res] } elseif {$errfmt==""} { uplevel do_execsql_test ${prefix}.${tn} [list $sql] [list [list {*}$res]] } else { set res [list 1 [string trim [format $errfmt {*}$res]]] uplevel do_catchsql_test ${prefix}.${tn} [list $sql] [list $res] } eval $repair } } proc delete_all_data {} { db eval {SELECT tbl_name AS t FROM sqlite_master WHERE type = 'table'} { db eval "DELETE FROM '[string map {' ''} $t]'" } } |
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