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Merge trunk changes into the cursor-hints branch.

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FossilOrigin-Name: fbe637620fb7f2c9395c9ddac77d26746d6d4178
This commit is contained in:
drh
2015-09-24 15:06:30 +00:00
parent 81966bea22 22c733da64
commit ae1a015c87
39 changed files with 712 additions and 288 deletions
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5
src/where.c
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@@ -182,7 +182,7 @@ static WhereTerm *whereScanNext(WhereScan *pScan){
while( pScan->iEquiv<=pScan->nEquiv ){
iCur = pScan->aiCur[pScan->iEquiv-1];
iColumn = pScan->aiColumn[pScan->iEquiv-1];
assert( iColumn!=(-2) || pScan->pIdxExpr!=0 );
if( iColumn==(-2) && pScan->pIdxExpr==0 ) return 0;
while( (pWC = pScan->pWC)!=0 ){
for(pTerm=pWC->a+k; k<pWC->nTerm; k++, pTerm++){
if( pTerm->leftCursor==iCur
@@ -193,10 +193,9 @@ static WhereTerm *whereScanNext(WhereScan *pScan){
){
if( (pTerm->eOperator & WO_EQUIV)!=0
&& pScan->nEquiv<ArraySize(pScan->aiCur)
&& (pX = sqlite3ExprSkipCollate(pTerm->pExpr->pRight))->op==TK_COLUMN
){
int j;
pX = sqlite3ExprSkipCollate(pTerm->pExpr->pRight);
assert( pX->op==TK_COLUMN );
for(j=0; j<pScan->nEquiv; j++){
if( pScan->aiCur[j]==pX->iTable
&& pScan->aiColumn[j]==pX->iColumn ){