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Overview
| Comment: | Fix a bug in sqlite3ExprContainsSubquery(). |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | cursor-hints |
| Files: | files | file ages | folders |
| SHA1: |
be254715b5f56900e57ed57a179ca8d7 |
| User & Date: | drh 2015-08-13 20:34:41 |
Context
|
2015-08-13
| ||
| 21:32 | Convert the hint expression of the CursorHint opcode into a string for display by EXPLAIN. (check-in: 20688471 user: drh tags: cursor-hints) | |
| 20:34 | Fix a bug in sqlite3ExprContainsSubquery(). (check-in: be254715 user: drh tags: cursor-hints) | |
| 20:07 | Merge in all the trunk changes from the previous year. This breaks the cursor-hint mechanism, but provides a baseline for trouble-shooting. (check-in: 82a7a61b user: drh tags: cursor-hints) | |
Changes
Changes to src/expr.c.
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int sqlite3ExprContainsSubquery(Expr *p){
Walker w;
memset(&w, 0, sizeof(w));
w.eCode = 1;
w.xExprCallback = sqlite3ExprWalkNoop;
w.xSelectCallback = selectNodeIsConstant;
sqlite3WalkExpr(&w, p);
return w.u.n==0;
}
#endif
/*
** If the expression p codes a constant integer that is small enough
** to fit in a 32-bit integer, return 1 and put the value of the integer
** in *pValue. If the expression is not an integer or if it is too big
|
| |
1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 |
int sqlite3ExprContainsSubquery(Expr *p){
Walker w;
memset(&w, 0, sizeof(w));
w.eCode = 1;
w.xExprCallback = sqlite3ExprWalkNoop;
w.xSelectCallback = selectNodeIsConstant;
sqlite3WalkExpr(&w, p);
return w.eCode==0;
}
#endif
/*
** If the expression p codes a constant integer that is small enough
** to fit in a 32-bit integer, return 1 and put the value of the integer
** in *pValue. If the expression is not an integer or if it is too big
|