diff options
| author | Tom Lane <tgl@sss.pgh.pa.us> | 2023-03-02 12:01:47 -0500 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2023-03-02 12:01:47 -0500 |
| commit | 6b661b01f48bb0d3129ad0e3909210a6ba0534b3 (patch) | |
| tree | b44edf0dec23e25d3c332a47123fe538d610ded4 /src/backend/optimizer/util/placeholder.c | |
| parent | 00b41463c21615f9bf3927f207e37f9e215d32e6 (diff) | |
| download | postgresql-6b661b01f48bb0d3129ad0e3909210a6ba0534b3.tar.gz postgresql-6b661b01f48bb0d3129ad0e3909210a6ba0534b3.zip | |
Remove local optimizations of empty Bitmapsets into null pointers.
These are all dead code now that it's done centrally.
Patch by me; thanks to Nathan Bossart and Richard Guo for review.
Discussion: https://postgr.es/m/1159933.1677621588@sss.pgh.pa.us
Diffstat (limited to 'src/backend/optimizer/util/placeholder.c')
| -rw-r--r-- | src/backend/optimizer/util/placeholder.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/src/backend/optimizer/util/placeholder.c b/src/backend/optimizer/util/placeholder.c index 9c6cb5eba7d..b1723578e6f 100644 --- a/src/backend/optimizer/util/placeholder.c +++ b/src/backend/optimizer/util/placeholder.c @@ -125,8 +125,6 @@ find_placeholder_info(PlannerInfo *root, PlaceHolderVar *phv) */ rels_used = pull_varnos(root, (Node *) phv->phexpr); phinfo->ph_lateral = bms_difference(rels_used, phv->phrels); - if (bms_is_empty(phinfo->ph_lateral)) - phinfo->ph_lateral = NULL; /* make it exactly NULL if empty */ phinfo->ph_eval_at = bms_int_members(rels_used, phv->phrels); /* If no contained vars, force evaluation at syntactic location */ if (bms_is_empty(phinfo->ph_eval_at)) |