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Overview
| Comment: | Omit a line of code that has no affect on the outcome. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
5d933aa659eb7a13f9ab44fe7762be29 |
| User & Date: | drh 2018-12-02 01:15:16 |
Context
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2018-12-03
| ||
| 01:47 | Fix a parser bug in the use of parentheses around table-valued functions. check-in: 58a51123 user: drh tags: trunk | |
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2018-12-02
| ||
| 01:15 | Omit a line of code that has no affect on the outcome. check-in: 5d933aa6 user: drh tags: trunk | |
|
2018-12-01
| ||
| 21:13 | Very slightly smaller and faster. check-in: 27798f17 user: drh tags: trunk | |
Changes
Changes to src/resolve.c.
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 |
db = pParse->db;
pDup = sqlite3ExprDup(db, pOrig, 0);
if( pDup!=0 ){
if( zType[0]!='G' ) incrAggFunctionDepth(pDup, nSubquery);
if( pExpr->op==TK_COLLATE ){
pDup = sqlite3ExprAddCollateString(pParse, pDup, pExpr->u.zToken);
}
ExprSetProperty(pDup, EP_Alias);
/* Before calling sqlite3ExprDelete(), set the EP_Static flag. This
** prevents ExprDelete() from deleting the Expr structure itself,
** allowing it to be repopulated by the memcpy() on the following line.
** The pExpr->u.zToken might point into memory that will be freed by the
** sqlite3DbFree(db, pDup) on the last line of this block, so be sure to
** make a copy of the token before doing the sqlite3DbFree().
|
| |
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 |
db = pParse->db;
pDup = sqlite3ExprDup(db, pOrig, 0);
if( pDup!=0 ){
if( zType[0]!='G' ) incrAggFunctionDepth(pDup, nSubquery);
if( pExpr->op==TK_COLLATE ){
pDup = sqlite3ExprAddCollateString(pParse, pDup, pExpr->u.zToken);
}
// ExprSetProperty(pDup, EP_Alias);
/* Before calling sqlite3ExprDelete(), set the EP_Static flag. This
** prevents ExprDelete() from deleting the Expr structure itself,
** allowing it to be repopulated by the memcpy() on the following line.
** The pExpr->u.zToken might point into memory that will be freed by the
** sqlite3DbFree(db, pDup) on the last line of this block, so be sure to
** make a copy of the token before doing the sqlite3DbFree().
|