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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2000-12-12 23:33:34 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2000-12-12 23:33:34 +0000 |
| commit | 17b843d67718a716c1abb4afd2abf8a5edba9f32 (patch) | |
| tree | a6ed16c25800f101e8c3d2b246460dc45a3ae5dd /src/backend/commands/creatinh.c | |
| parent | 77c443f8cd24ed439538db699de04c44474d9f33 (diff) | |
Cache eval cost of qualification expressions in RestrictInfo nodes to
avoid repeated evaluations in cost_qual_eval(). This turns out to save
a useful fraction of planning time. No change to external representation
of RestrictInfo --- although that node type doesn't appear in stored
rules anyway.
Diffstat (limited to 'src/backend/commands/creatinh.c')
0 files changed, 0 insertions, 0 deletions