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Overview
Comment: | Add virtual table test cases to dbstatus.test. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | experimental |
Files: | files | file ages | folders |
SHA1: |
72b84d066a4eac90a77142c3ea66ef3d |
User & Date: | dan 2010-07-26 14:47:14.000 |
Context
2010-07-26
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15:57 | When calculating schema memory, use the actual allocated size of hash elements, not sizeof(HashElem). Also fix a bug in dbstatus.test. (Closed-Leaf check-in: e327ef37fa user: dan tags: experimental) | |
14:47 | Add virtual table test cases to dbstatus.test. (check-in: 72b84d066a user: dan tags: experimental) | |
14:20 | Further fixes to the P4_MEM size measurement logic. (check-in: 934cda2987 user: drh tags: experimental) | |
Changes
Changes to src/malloc.c.
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577 578 579 580 581 582 583 584 585 586 587 588 589 590 | ** ** In other words, if a subsequent malloc (ex: "b") worked, it is assumed ** that all prior mallocs (ex: "a") worked too. */ void *sqlite3DbMallocRaw(sqlite3 *db, int n){ void *p; assert( db==0 || sqlite3_mutex_held(db->mutex) ); #ifndef SQLITE_OMIT_LOOKASIDE if( db ){ LookasideSlot *pBuf; if( db->mallocFailed ){ return 0; } if( db->lookaside.bEnabled && n<=db->lookaside.sz | > | 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 | ** ** In other words, if a subsequent malloc (ex: "b") worked, it is assumed ** that all prior mallocs (ex: "a") worked too. */ void *sqlite3DbMallocRaw(sqlite3 *db, int n){ void *p; assert( db==0 || sqlite3_mutex_held(db->mutex) ); assert( db==0 || db->pnBytesFreed==0 ); #ifndef SQLITE_OMIT_LOOKASIDE if( db ){ LookasideSlot *pBuf; if( db->mallocFailed ){ return 0; } if( db->lookaside.bEnabled && n<=db->lookaside.sz |
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Changes to test/dbstatus.test.
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129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 | ; CREATE TRIGGER tr1 INSTEAD OF INSERT ON v1 BEGIN SELECT * FROM v1; UPDATE t1 SET a=5, b=(SELECT c FROM t2); END; SELECT * FROM v1; } } { set tn "$::lookaside_buffer_size-$tn" # Step 1. db close file delete -force test.db sqlite3 db test.db sqlite3_db_config_lookaside db 0 $::lookaside_buffer_size 500 db cache size 0 # Step 2. execsql $schema set nAlloc1 [lindex [sqlite3_status SQLITE_STATUS_MEMORY_USED 0] 1] incr nAlloc1 [lookaside db] set nSchema1 [lindex [sqlite3_db_status db SQLITE_DBSTATUS_SCHEMA_USED 0] 1] | > > > > > > > | 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 | ; CREATE TRIGGER tr1 INSTEAD OF INSERT ON v1 BEGIN SELECT * FROM v1; UPDATE t1 SET a=5, b=(SELECT c FROM t2); END; SELECT * FROM v1; } 8x { CREATE TABLE t1(a, b, UNIQUE(a, b)); CREATE VIRTUAL TABLE t2 USING echo(t1); } } { set tn "$::lookaside_buffer_size-$tn" # Step 1. db close file delete -force test.db sqlite3 db test.db sqlite3_db_config_lookaside db 0 $::lookaside_buffer_size 500 db cache size 0 catch { register_echo_module db } ifcapable !vtab { if {[string match *x $tn]} continue } # Step 2. execsql $schema set nAlloc1 [lindex [sqlite3_status SQLITE_STATUS_MEMORY_USED 0] 1] incr nAlloc1 [lookaside db] set nSchema1 [lindex [sqlite3_db_status db SQLITE_DBSTATUS_SCHEMA_USED 0] 1] |
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162 163 164 165 166 167 168 | set nSchema3 [lindex [sqlite3_db_status db SQLITE_DBSTATUS_SCHEMA_USED 0] 1] # Step 5. drop_all_tables set nAlloc4 [lindex [sqlite3_status SQLITE_STATUS_MEMORY_USED 0] 1] incr nAlloc4 [lookaside db] set nSchema4 [lindex [sqlite3_db_status db SQLITE_DBSTATUS_SCHEMA_USED 0] 1] | < > > > > > > > > > > | > > | 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 | set nSchema3 [lindex [sqlite3_db_status db SQLITE_DBSTATUS_SCHEMA_USED 0] 1] # Step 5. drop_all_tables set nAlloc4 [lindex [sqlite3_status SQLITE_STATUS_MEMORY_USED 0] 1] incr nAlloc4 [lookaside db] set nSchema4 [lindex [sqlite3_db_status db SQLITE_DBSTATUS_SCHEMA_USED 0] 1] set nFree [expr {$nAlloc1-$nAlloc2}] # Tests for which the test name ends in an "x" report slightly less # memory than is actually freed when all statements are finalized. # This is because a small amount of memory allocated by a virtual table # implementation using sqlite3_mprintf() is technically considered # external and so is not counted as "statement memory". # if {[string match *x $tn]} { do_test dbstatus-2.$tn.ax { expr {($nSchema1-$nSchema2)<=$nFree} } 1 } else { do_test dbstatus-2.$tn.a { expr {$nSchema1-$nSchema2} } $nFree } do_test dbstatus-2.$tn.b { list $nAlloc1 $nSchema1 } "$nAlloc3 $nSchema3" do_test dbstatus-2.$tn.c { list $nAlloc2 $nSchema2 } "$nAlloc4 $nSchema4" } #------------------------------------------------------------------------- # Tests for SQLITE_DBSTATUS_STMT_USED. # |
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235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 | INSERT INTO t1 VALUES(10, 'x'); } 4 { CREATE TABLE t1(a, b); } { SELECT count(*) FROM t1 WHERE upper(a)='ABC'; } } { set tn "$::lookaside_buffer_size-$tn" # Step 1. db close file delete -force test.db sqlite3 db test.db sqlite3_db_config_lookaside db 0 $::lookaside_buffer_size 500 db cache size 1000 execsql $schema db cache flush # Step 2. execsql $statements set nAlloc1 [lindex [sqlite3_status SQLITE_STATUS_MEMORY_USED 0] 1] | > > > > > > > > > > > | 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 | INSERT INTO t1 VALUES(10, 'x'); } 4 { CREATE TABLE t1(a, b); } { SELECT count(*) FROM t1 WHERE upper(a)='ABC'; } 5x { CREATE TABLE t1(a, b UNIQUE); CREATE VIRTUAL TABLE t2 USING echo(t1); } { SELECT count(*) FROM t2; SELECT * FROM t2 WHERE b>5; SELECT * FROM t2 WHERE b='abcdefg'; } } { set tn "$::lookaside_buffer_size-$tn" # Step 1. db close file delete -force test.db sqlite3 db test.db sqlite3_db_config_lookaside db 0 $::lookaside_buffer_size 500 db cache size 1000 catch { register_echo_module db } ifcapable !vtab { if {[string match *x $tn]} continue } execsql $schema db cache flush # Step 2. execsql $statements set nAlloc1 [lindex [sqlite3_status SQLITE_STATUS_MEMORY_USED 0] 1] |
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275 276 277 278 279 280 281 | # Step 4. db cache flush set nAlloc4 [lindex [sqlite3_status SQLITE_STATUS_MEMORY_USED 0] 1] incr nAlloc4 [lookaside db] set nStmt4 [lindex [sqlite3_db_status db SQLITE_DBSTATUS_STMT_USED 0] 1] set nFree [expr {$nAlloc1-$nAlloc2}] | > | > > > > > > > > > > | > > | 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 | # Step 4. db cache flush set nAlloc4 [lindex [sqlite3_status SQLITE_STATUS_MEMORY_USED 0] 1] incr nAlloc4 [lookaside db] set nStmt4 [lindex [sqlite3_db_status db SQLITE_DBSTATUS_STMT_USED 0] 1] set nFree [expr {$nAlloc1-$nAlloc2}] do_test dbstatus-3.$tn.a { expr $nStmt2 } {0} # Tests for which the test name ends in an "x" report slightly less # memory than is actually freed when all statements are finalized. # This is because a small amount of memory allocated by a virtual table # implementation using sqlite3_mprintf() is technically considered # external and so is not counted as "statement memory". # if {[string match *x $tn]} { do_test dbstatus-3.$tn.bx { expr $nStmt1<=$nFree } {1} } else { do_test dbstatus-3.$tn.b { expr $nStmt1==$nFree } {1} } do_test dbstatus-3.$tn.c { list $nAlloc1 $nStmt1 } [list $nAlloc3 $nStmt3] do_test dbstatus-3.$tn.d { list $nAlloc2 $nStmt2 } [list $nAlloc4 $nStmt4] } } finish_test |