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Overview
| Comment: | Restore the PRAGMA reverse_unordered_selects behavior. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | nextgen-query-plan-exp |
| Files: | files | file ages | folders |
| SHA1: |
f49cd6c4e752e39801f9d5de0bc370d2 |
| User & Date: | drh 2013-06-04 18:27:41 |
Context
|
2013-06-04
| ||
| 23:40 | Update some variable names and comments in the ORDER BY optimizer. Fix a bug in the ORDER BY optimizer dealing with IS NULL constraints. Updates to test cases. (check-in: cf96eb59 user: drh tags: nextgen-query-plan-exp) | |
| 18:27 | Restore the PRAGMA reverse_unordered_selects behavior. (check-in: f49cd6c4 user: drh tags: nextgen-query-plan-exp) | |
| 18:03 | Get the index-only optimization working for OR queries. (check-in: 774d5ff8 user: drh tags: nextgen-query-plan-exp) | |
Changes
Changes to src/where.c.
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#endif
wherePathSolver(pWInfo, -1);
if( db->mallocFailed ) goto whereBeginError;
if( pWInfo->pOrderBy ){
wherePathSolver(pWInfo, pWInfo->nRowOut);
if( db->mallocFailed ) goto whereBeginError;
}
if( pParse->nErr || db->mallocFailed ){
goto whereBeginError;
}
#ifdef WHERETRACE_ENABLED
if( sqlite3WhereTrace ){
int ii;
|
> > |
5246 5247 5248 5249 5250 5251 5252 5253 5254 5255 5256 5257 5258 5259 5260 5261 |
#endif
wherePathSolver(pWInfo, -1);
if( db->mallocFailed ) goto whereBeginError;
if( pWInfo->pOrderBy ){
wherePathSolver(pWInfo, pWInfo->nRowOut);
if( db->mallocFailed ) goto whereBeginError;
}else if( db->flags & SQLITE_ReverseOrder ){
pWInfo->revMask = (Bitmask)(-1);
}
if( pParse->nErr || db->mallocFailed ){
goto whereBeginError;
}
#ifdef WHERETRACE_ENABLED
if( sqlite3WhereTrace ){
int ii;
|