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Overview
| Comment: | Remove some code that is commented out. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | like-opt-fix |
| Files: | files | file ages | folders |
| SHA1: | 55ff429177acfdab056a16a67361a5381115c6c7 |
| User & Date: | drh 2015-03-07 03:02:38 |
Context
|
2015-03-07
| ||
| 12:58 | New test cases for LIKE and GLOB with BLOB left-hand side values. Closed-Leaf check-in: 50fa3c5f user: drh tags: like-opt-fix | |
| 03:02 | Remove some code that is commented out. check-in: 55ff4291 user: drh tags: like-opt-fix | |
| 02:51 | Fix problems with reverse order sorting and indexes in the LIKE optimization. check-in: 564b8fe7 user: drh tags: like-opt-fix | |
Changes
Changes to src/where.c.
3401 3402 3403 3404 3405 3406 3407 3408 3409 3410 3411 3412 3413 3414 3415 3416 3417 3418 3419 |
** start and end terms (pRangeStart and pRangeEnd).
*/
if( (nEq<pIdx->nKeyCol && bRev==(pIdx->aSortOrder[nEq]==SQLITE_SO_ASC))
|| (bRev && pIdx->nKeyCol==nEq)
){
SWAP(WhereTerm *, pRangeEnd, pRangeStart);
SWAP(u8, bSeekPastNull, bStopAtNull);
#if 0
if( pLevel->addrLikeRep ){
sqlite3VdbeChangeP1(v, pLevel->addrLikeRep-1, 1);
}
#endif
}
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);
|
< < < < < |
3401 3402 3403 3404 3405 3406 3407 3408 3409 3410 3411 3412 3413 3414 |
** start and end terms (pRangeStart and pRangeEnd).
*/
if( (nEq<pIdx->nKeyCol && bRev==(pIdx->aSortOrder[nEq]==SQLITE_SO_ASC))
|| (bRev && pIdx->nKeyCol==nEq)
){
SWAP(WhereTerm *, pRangeEnd, pRangeStart);
SWAP(u8, bSeekPastNull, bStopAtNull);
}
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);
|