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Overview
| Comment: | Small performance boost and size decrease in sqlite3BtreeMovetoUnpacked(). |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
e106a77d85c20ae23ebe49a5acceeaff |
| User & Date: | drh 2016-06-06 01:54:20 |
Context
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2016-06-06
| ||
| 13:24 | Initialize the yyerrcnt variable in the lemon parser template. This has no effect on SQLite itself. check-in: 45531654 user: drh tags: trunk | |
| 01:54 | Small performance boost and size decrease in sqlite3BtreeMovetoUnpacked(). check-in: e106a77d user: drh tags: trunk | |
| 01:48 | Small performance improvement in the LIKE function. check-in: 5fb0c354 user: drh tags: trunk | |
Changes
Changes to src/btree.c.
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int rc; RecordCompare xRecordCompare; assert( cursorOwnsBtShared(pCur) ); assert( sqlite3_mutex_held(pCur->pBtree->db->mutex) ); assert( pRes ); assert( (pIdxKey==0)==(pCur->pKeyInfo==0) ); /* If the cursor is already positioned at the point we are trying ** to move to, then just return without doing any work */ if( pCur->eState==CURSOR_VALID && (pCur->curFlags & BTCF_ValidNKey)!=0 && pCur->curIntKey ){ if( pCur->info.nKey==intKey ){ *pRes = 0; return SQLITE_OK; } if( (pCur->curFlags & BTCF_AtLast)!=0 && pCur->info.nKey<intKey ){ *pRes = -1; |
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int rc; RecordCompare xRecordCompare; assert( cursorOwnsBtShared(pCur) ); assert( sqlite3_mutex_held(pCur->pBtree->db->mutex) ); assert( pRes ); assert( (pIdxKey==0)==(pCur->pKeyInfo==0) ); assert( (pIdxKey==0)==(pCur->curIntKey!=0) || pCur->eState!=CURSOR_VALID ); /* If the cursor is already positioned at the point we are trying ** to move to, then just return without doing any work */ if( pIdxKey==0 && pCur->eState==CURSOR_VALID && (pCur->curFlags & BTCF_ValidNKey)!=0 ){ if( pCur->info.nKey==intKey ){ *pRes = 0; return SQLITE_OK; } if( (pCur->curFlags & BTCF_AtLast)!=0 && pCur->info.nKey<intKey ){ *pRes = -1; |