diff options
Diffstat (limited to 'src/backend/optimizer/util/placeholder.c')
| -rw-r--r-- | src/backend/optimizer/util/placeholder.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/backend/optimizer/util/placeholder.c b/src/backend/optimizer/util/placeholder.c index e05c8ddef1b..317a01940e3 100644 --- a/src/backend/optimizer/util/placeholder.c +++ b/src/backend/optimizer/util/placeholder.c @@ -412,14 +412,14 @@ add_placeholders_to_base_rels(PlannerInfo *root) PlaceHolderInfo *phinfo = (PlaceHolderInfo *) lfirst(lc); Relids eval_at = phinfo->ph_eval_at; - if (bms_membership(eval_at) == BMS_SINGLETON) + if (bms_membership(eval_at) == BMS_SINGLETON && + bms_nonempty_difference(phinfo->ph_needed, eval_at)) { int varno = bms_singleton_member(eval_at); RelOptInfo *rel = find_base_rel(root, varno); - if (bms_nonempty_difference(phinfo->ph_needed, rel->relids)) - rel->reltargetlist = lappend(rel->reltargetlist, - copyObject(phinfo->ph_var)); + rel->reltargetlist = lappend(rel->reltargetlist, + copyObject(phinfo->ph_var)); } } } |