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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2002-11-29 21:39:12 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2002-11-29 21:39:12 +0000 |
| commit | f68f11928d5c791873073c882775dae10283ff49 (patch) | |
| tree | 628e4491fe33cdafb0e205d73e29b154ef68f94b /src/backend/executor/nodeHash.c | |
| parent | 851a4c48fd468b15ef988d5d2c79a44246dd478d (diff) | |
| download | postgresql-f68f11928d5c791873073c882775dae10283ff49.tar.gz postgresql-f68f11928d5c791873073c882775dae10283ff49.zip | |
Tighten selection of equality and ordering operators for grouping
operations: make sure we use operators that are compatible, as determined
by a mergejoin link in pg_operator. Also, add code to planner to ensure
we don't try to use hashed grouping when the grouping operators aren't
marked hashable.
Diffstat (limited to 'src/backend/executor/nodeHash.c')
0 files changed, 0 insertions, 0 deletions