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Overview
| Comment: | Ensure that the Walker.pParse structure is initialized when walking the source tree to gather the WINDOW clauses on a query with window functions. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
4ca9d5d53d41d08fbce29f9da8cc0948 |
| User & Date: | drh 2019-02-01 15:06:27 |
Context
|
2019-02-01
| ||
| 18:46 | Performance improvement in the parsing of options to %-formats in the printf implementation. check-in: 40d8f8ae user: drh tags: trunk | |
| 15:06 | Ensure that the Walker.pParse structure is initialized when walking the source tree to gather the WINDOW clauses on a query with window functions. check-in: 4ca9d5d5 user: drh tags: trunk | |
| 14:54 | New test cases added to test/fuzzdata8.db. check-in: e5924939 user: drh tags: trunk | |
Changes
Changes to src/expr.c.
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return p==pWalker->u.pSelect ? WRC_Continue : WRC_Prune;
}
static void gatherSelectWindows(Select *p){
Walker w;
w.xExprCallback = gatherSelectWindowsCallback;
w.xSelectCallback = gatherSelectWindowsSelectCallback;
w.xSelectCallback2 = 0;
w.u.pSelect = p;
sqlite3WalkSelect(&w, p);
}
#endif
/*
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> |
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return p==pWalker->u.pSelect ? WRC_Continue : WRC_Prune;
}
static void gatherSelectWindows(Select *p){
Walker w;
w.xExprCallback = gatherSelectWindowsCallback;
w.xSelectCallback = gatherSelectWindowsSelectCallback;
w.xSelectCallback2 = 0;
w.pParse = 0;
w.u.pSelect = p;
sqlite3WalkSelect(&w, p);
}
#endif
/*
|