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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2003-02-15 21:39:58 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2003-02-15 21:39:58 +0000 |
| commit | 0d7abfe7cf1393c23a0603ba9c3098c2f66cd079 (patch) | |
| tree | 3d7f1051c6503156e17fe67aa4aae3f1cb213080 /src/backend/optimizer/plan/planner.c | |
| parent | 056467ec6bcbd81a9d1480af8d641946a5ef1bff (diff) | |
Marginal tweaks to make sure that roundoff error won't cause us to make
a bad choice between sorted and hashed aggregation.
Diffstat (limited to 'src/backend/optimizer/plan/planner.c')
| -rw-r--r-- | src/backend/optimizer/plan/planner.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/optimizer/plan/planner.c b/src/backend/optimizer/plan/planner.c index 2b46b4b7401..76862c769cb 100644 --- a/src/backend/optimizer/plan/planner.c +++ b/src/backend/optimizer/plan/planner.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/optimizer/plan/planner.c,v 1.147 2003/02/15 20:12:40 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/plan/planner.c,v 1.148 2003/02/15 21:39:58 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -1003,7 +1003,7 @@ grouping_planner(Query *parse, double tuple_fraction) tuple_fraction /= dNumGroups; if (compare_fractional_path_costs(&hashed_p, &sorted_p, - tuple_fraction) <= 0) + tuple_fraction) < 0) { /* Hashed is cheaper, so use it */ use_hashed_grouping = true; |