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Overview
| Comment: | Fix the CursorHint so that it includes the scan boundary constraints. On the expression text for the CursorHint opcode, show rowid correctly. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | cursor-hints |
| Files: | files | file ages | folders |
| SHA1: |
f0d428d13a787251c2ca7685fec2a91b |
| User & Date: | drh 2015-08-14 01:03:21 |
Context
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2015-08-14
| ||
| 15:05 | Refactor the sqlite3BtreeCursorHint() interface for improved maintainability. check-in: fc3fb5cd user: drh tags: cursor-hints | |
| 01:03 | Fix the CursorHint so that it includes the scan boundary constraints. On the expression text for the CursorHint opcode, show rowid correctly. check-in: f0d428d1 user: drh tags: cursor-hints | |
|
2015-08-13
| ||
| 21:38 | Fix a harmless compiler warning. check-in: 608ab4ac user: drh tags: cursor-hints | |
Changes
Changes to src/vdbeaux.c.
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case TK_REGISTER: {
sqlite3_snprintf(nTemp, zTemp, "r[%d]", pExpr->iTable);
break;
}
case TK_COLUMN: {
sqlite3_snprintf(nTemp, zTemp, "c%d", (int)pExpr->iColumn);
break;
}
case TK_LT: zBinOp = "<"; break;
case TK_LE: zBinOp = "<="; break;
case TK_GT: zBinOp = ">"; break;
case TK_GE: zBinOp = ">="; break;
|
> > > | > |
1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 |
case TK_REGISTER: {
sqlite3_snprintf(nTemp, zTemp, "r[%d]", pExpr->iTable);
break;
}
case TK_COLUMN: {
if( pExpr->iColumn<0 ){
sqlite3_snprintf(nTemp, zTemp, "rowid");
}else{
sqlite3_snprintf(nTemp, zTemp, "c%d", (int)pExpr->iColumn);
}
break;
}
case TK_LT: zBinOp = "<"; break;
case TK_LE: zBinOp = "<="; break;
case TK_GT: zBinOp = ">"; break;
case TK_GE: zBinOp = ">="; break;
|
Changes to src/wherecode.c.
648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 |
pWC = &pWInfo->sWC;
for(i=0; i<pWC->nTerm; i++){
pTerm = &pWC->a[i];
if( pTerm->wtFlags & (TERM_VIRTUAL|TERM_CODED) ) continue;
if( pTerm->prereqAll & pLevel->notReady ) continue;
if( ExprHasProperty(pTerm->pExpr, EP_FromJoin) ) continue;
if( sqlite3ExprContainsSubquery(pTerm->pExpr) ) continue;
for(j=0; j<pWLoop->nLTerm && pWLoop->aLTerm[j]!=pTerm; j++){}
if( j<pWLoop->nLTerm ) continue;
pExpr = sqlite3ExprAnd(db, pExpr, sqlite3ExprDup(db, pTerm->pExpr, 0));
}
if( pExpr!=0 ){
const char *a = (const char*)pExpr;
Walker sWalker;
memset(&sWalker, 0, sizeof(sWalker));
sWalker.xExprCallback = codeCursorHintFixExpr;
|
< < |
648 649 650 651 652 653 654 655 656 657 658 659 660 661 |
pWC = &pWInfo->sWC;
for(i=0; i<pWC->nTerm; i++){
pTerm = &pWC->a[i];
if( pTerm->wtFlags & (TERM_VIRTUAL|TERM_CODED) ) continue;
if( pTerm->prereqAll & pLevel->notReady ) continue;
if( ExprHasProperty(pTerm->pExpr, EP_FromJoin) ) continue;
if( sqlite3ExprContainsSubquery(pTerm->pExpr) ) continue;
pExpr = sqlite3ExprAnd(db, pExpr, sqlite3ExprDup(db, pTerm->pExpr, 0));
}
if( pExpr!=0 ){
const char *a = (const char*)pExpr;
Walker sWalker;
memset(&sWalker, 0, sizeof(sWalker));
sWalker.xExprCallback = codeCursorHintFixExpr;
|