diff options
Diffstat (limited to 'src/where.c')
| -rw-r--r-- | src/where.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/src/where.c b/src/where.c index 4ba8de6e4..e1e1e1d52 100644 --- a/src/where.c +++ b/src/where.c @@ -2191,6 +2191,10 @@ static int whereRangeScanEst( tRowcnt iLower; tRowcnt iUpper; + if( pRec ){ + testcase( pRec->nField!=pBuilder->nRecValid ); + pRec->nField = pBuilder->nRecValid; + } if( nEq==p->nKeyCol ){ aff = SQLITE_AFF_INTEGER; }else{ @@ -2250,7 +2254,7 @@ static int whereRangeScanEst( if( nNew<nOut ){ nOut = nNew; } - WHERETRACE(0x10, ("range scan regions: %u..%u est=%d\n", + WHERETRACE(0x10, ("STAT4 range scan: %u..%u est=%d\n", (u32)iLower, (u32)iUpper, nOut)); } }else{ @@ -2278,6 +2282,12 @@ static int whereRangeScanEst( nOut -= (pLower!=0) + (pUpper!=0); if( nNew<10 ) nNew = 10; if( nNew<nOut ) nOut = nNew; +#if defined(WHERETRACE_ENABLED) + if( pLoop->nOut>nOut ){ + WHERETRACE(0x10,("Range scan lowers nOut from %d to %d\n", + pLoop->nOut, nOut)); + } +#endif pLoop->nOut = (LogEst)nOut; return rc; } @@ -2390,7 +2400,7 @@ static int whereInScanEst( if( rc==SQLITE_OK ){ if( nRowEst > nRow0 ) nRowEst = nRow0; *pnRow = nRowEst; - WHERETRACE(0x10,("IN row estimate: est=%g\n", nRowEst)); + WHERETRACE(0x10,("IN row estimate: est=%d\n", nRowEst)); } assert( pBuilder->nRecValid==nRecValid ); return rc; @@ -4713,7 +4723,8 @@ static int whereLoopAddBtree( */ for(; rc==SQLITE_OK && pProbe; pProbe=pProbe->pNext, iSortIdx++){ if( pProbe->pPartIdxWhere!=0 - && !whereUsablePartialIndex(pNew->iTab, pWC, pProbe->pPartIdxWhere) ){ + && !whereUsablePartialIndex(pSrc->iCursor, pWC, pProbe->pPartIdxWhere) ){ + testcase( pNew->iTab!=pSrc->iCursor ); /* See ticket [98d973b8f5] */ continue; /* Partial index inappropriate for this query */ } rSize = pProbe->aiRowLogEst[0]; |