diff options
Diffstat (limited to 'src/backend/optimizer/plan/initsplan.c')
| -rw-r--r-- | src/backend/optimizer/plan/initsplan.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/src/backend/optimizer/plan/initsplan.c b/src/backend/optimizer/plan/initsplan.c index 6efb6dc4bce..c74a91f8a7f 100644 --- a/src/backend/optimizer/plan/initsplan.c +++ b/src/backend/optimizer/plan/initsplan.c @@ -1328,10 +1328,9 @@ distribute_restrictinfo_to_rels(PlannerInfo *root, /* * Check for hashjoinable operators. (We don't bother setting the - * hashjoin info if we're not going to need it.) + * hashjoin info except in true join clauses.) */ - if (enable_hashjoin) - check_hashjoinable(restrictinfo); + check_hashjoinable(restrictinfo); /* * Add clause to the join lists of all the relevant relations. @@ -1458,10 +1457,9 @@ build_implied_join_equality(Oid opno, qualscope, /* required_relids */ NULL); /* nullable_relids */ - /* Set mergejoinability info always, and hashjoinability if enabled */ + /* Set mergejoinability/hashjoinability flags */ check_mergejoinable(restrictinfo); - if (enable_hashjoin) - check_hashjoinable(restrictinfo); + check_hashjoinable(restrictinfo); return restrictinfo; } |