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Overview
| Comment: | When a virtual table reports orderByConsumed, that tells us nothing about whether or not the SQLITE_DISTINCTBY constraint is met. Fix for ticket [7e59041f9c4e5102]. Test cases in TH3. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
b59f94e4da9b1653f2004b214407a503 |
| User & Date: | drh 2019-11-08 20:13:44 |
Context
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2019-11-09
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| 14:38 | Make sure the WITH stack in the Parse object is disabled following an error. (check-in: de6e6d68 user: drh tags: trunk) | |
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2019-11-08
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| 20:13 | When a virtual table reports orderByConsumed, that tells us nothing about whether or not the SQLITE_DISTINCTBY constraint is met. Fix for ticket [7e59041f9c4e5102]. Test cases in TH3. (check-in: b59f94e4 user: drh tags: trunk) | |
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2019-11-07
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| 14:51 | Fix the xferCompatibleIndex() function so that it recognizes that a PRIMARY KEY index for a WITHOUT ROWID table is different from a UNIQUE constraint index on the primary key. Ticket [302027baf1374498] (check-in: 34f64f11 user: drh tags: trunk) | |
Changes
Changes to src/where.c.
| ︙ | ︙ | |||
3692 3693 3694 3695 3696 3697 3698 |
if( iLoop<nLoop ){
pLoop = pPath->aLoop[iLoop];
if( wctrlFlags & WHERE_ORDERBY_LIMIT ) continue;
}else{
pLoop = pLast;
}
if( pLoop->wsFlags & WHERE_VIRTUALTABLE ){
| | > > | 3692 3693 3694 3695 3696 3697 3698 3699 3700 3701 3702 3703 3704 3705 3706 3707 3708 |
if( iLoop<nLoop ){
pLoop = pPath->aLoop[iLoop];
if( wctrlFlags & WHERE_ORDERBY_LIMIT ) continue;
}else{
pLoop = pLast;
}
if( pLoop->wsFlags & WHERE_VIRTUALTABLE ){
if( pLoop->u.vtab.isOrdered && (wctrlFlags & WHERE_DISTINCTBY)==0 ){
obSat = obDone;
}
break;
}else if( wctrlFlags & WHERE_DISTINCTBY ){
pLoop->u.btree.nDistinctCol = 0;
}
iCur = pWInfo->pTabList->a[pLoop->iTab].iCursor;
/* Mark off any ORDER BY term X that is a column in the table of
|
| ︙ | ︙ |