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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2011-10-16 15:39:24 -0400 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2011-10-16 15:39:24 -0400 |
| commit | 9e8da0f75731aaa7605cf4656c21ea09e84d2eb1 (patch) | |
| tree | 1776d3f5e68d5ab997851fcfcc3cc684a64e2058 /src/backend/utils/adt/selfuncs.c | |
| parent | 0898d71f66ed884af726556ac9ffc8081dddc757 (diff) | |
| download | postgresql-9e8da0f75731aaa7605cf4656c21ea09e84d2eb1.tar.gz postgresql-9e8da0f75731aaa7605cf4656c21ea09e84d2eb1.zip | |
Teach btree to handle ScalarArrayOpExpr quals natively.
This allows "indexedcol op ANY(ARRAY[...])" conditions to be used in plain
indexscans, and particularly in index-only scans.
Diffstat (limited to 'src/backend/utils/adt/selfuncs.c')
| -rw-r--r-- | src/backend/utils/adt/selfuncs.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/src/backend/utils/adt/selfuncs.c b/src/backend/utils/adt/selfuncs.c index 8ceea820bdc..96946281dab 100644 --- a/src/backend/utils/adt/selfuncs.c +++ b/src/backend/utils/adt/selfuncs.c @@ -6385,14 +6385,7 @@ btcostestimate(PG_FUNCTION_ARGS) * is that multiple columns dilute the importance of the first column's * ordering, but don't negate it entirely. Before 8.0 we divided the * correlation by the number of columns, but that seems too strong.) - * - * We can skip all this if we found a ScalarArrayOpExpr, because then the - * call must be for a bitmap index scan, and the caller isn't going to - * care what the index correlation is. */ - if (found_saop) - PG_RETURN_VOID(); - MemSet(&vardata, 0, sizeof(vardata)); if (index->indexkeys[0] != 0) |