diff options
Diffstat (limited to 'src/backend/optimizer/plan/analyzejoins.c')
| -rw-r--r-- | src/backend/optimizer/plan/analyzejoins.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/backend/optimizer/plan/analyzejoins.c b/src/backend/optimizer/plan/analyzejoins.c index 773f8a458e2..e99d416e852 100644 --- a/src/backend/optimizer/plan/analyzejoins.c +++ b/src/backend/optimizer/plan/analyzejoins.c @@ -162,11 +162,12 @@ join_is_removable(PlannerInfo *root, SpecialJoinInfo *sjinfo) * going to be able to do anything with it. */ if (sjinfo->jointype != JOIN_LEFT || - sjinfo->delay_upper_joins || - bms_membership(sjinfo->min_righthand) != BMS_SINGLETON) + sjinfo->delay_upper_joins) + return false; + + if (!bms_get_singleton_member(sjinfo->min_righthand, &innerrelid)) return false; - innerrelid = bms_singleton_member(sjinfo->min_righthand); innerrel = find_base_rel(root, innerrelid); if (innerrel->reloptkind != RELOPT_BASEREL) |