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Overview
Comment: | Small size reduction and performance improvement in the OP_Column opcode. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
0d7730611be974162d9a064a041957d0 |
User & Date: | drh 2016-05-19 11:12:43.914 |
Context
2016-05-19
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16:21 | Add test cases to test some fts3/4 edge case behaviour surrounding the '*' character. (check-in: 1f577e1f08 user: dan tags: trunk) | |
11:12 | Small size reduction and performance improvement in the OP_Column opcode. (check-in: 0d7730611b user: drh tags: trunk) | |
2016-05-18
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21:03 | Add the "scrub" utility program that simultaneously backs-up a live database and erases all deleted content. (check-in: c981ab2a47 user: drh tags: trunk) | |
Changes
Changes to src/vdbe.c.
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2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 | Mem *pReg; /* PseudoTable input register */ pC = p->apCsr[pOp->p1]; p2 = pOp->p2; /* If the cursor cache is stale, bring it up-to-date */ rc = sqlite3VdbeCursorMoveto(&pC, &p2); assert( pOp->p3>0 && pOp->p3<=(p->nMem+1 - p->nCursor) ); pDest = &aMem[pOp->p3]; memAboutToChange(p, pDest); assert( pOp->p1>=0 && pOp->p1<p->nCursor ); assert( pC!=0 ); assert( p2<pC->nField ); aOffset = pC->aOffset; assert( pC->eCurType!=CURTYPE_VTAB ); assert( pC->eCurType!=CURTYPE_PSEUDO || pC->nullRow ); assert( pC->eCurType!=CURTYPE_SORTER ); pCrsr = pC->uc.pCursor; | > < | 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 | Mem *pReg; /* PseudoTable input register */ pC = p->apCsr[pOp->p1]; p2 = pOp->p2; /* If the cursor cache is stale, bring it up-to-date */ rc = sqlite3VdbeCursorMoveto(&pC, &p2); if( rc ) goto abort_due_to_error; assert( pOp->p3>0 && pOp->p3<=(p->nMem+1 - p->nCursor) ); pDest = &aMem[pOp->p3]; memAboutToChange(p, pDest); assert( pOp->p1>=0 && pOp->p1<p->nCursor ); assert( pC!=0 ); assert( p2<pC->nField ); aOffset = pC->aOffset; assert( pC->eCurType!=CURTYPE_VTAB ); assert( pC->eCurType!=CURTYPE_PSEUDO || pC->nullRow ); assert( pC->eCurType!=CURTYPE_SORTER ); pCrsr = pC->uc.pCursor; if( pC->cacheStatus!=p->cacheCtr ){ if( pC->nullRow ){ if( pC->eCurType==CURTYPE_PSEUDO ){ assert( pC->uc.pseudoTableReg>0 ); pReg = &aMem[pC->uc.pseudoTableReg]; assert( pReg->flags & MEM_Blob ); assert( memIsValid(pReg) ); |
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