diff options
Diffstat (limited to 'src/backend/optimizer/plan/planner.c')
| -rw-r--r-- | src/backend/optimizer/plan/planner.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/src/backend/optimizer/plan/planner.c b/src/backend/optimizer/plan/planner.c index 8b432ba93fb..40a659391c6 100644 --- a/src/backend/optimizer/plan/planner.c +++ b/src/backend/optimizer/plan/planner.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/optimizer/plan/planner.c,v 1.241 2008/08/14 18:47:59 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/optimizer/plan/planner.c,v 1.242 2008/08/17 01:19:59 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -268,14 +268,13 @@ subquery_planner(PlannerGlobal *glob, Query *parse, root->append_rel_list = NIL; /* - * Look for ANY and EXISTS SubLinks at the top level of WHERE, and try to - * transform them into joins. Note that this step only handles SubLinks - * originally at top level of WHERE; if we pull up any subqueries below, - * their SubLinks are processed just before pulling them up. + * Look for ANY and EXISTS SubLinks in WHERE and JOIN/ON clauses, and try + * to transform them into joins. Note that this step does not descend + * into subqueries; if we pull up any subqueries below, their SubLinks are + * processed just before pulling them up. */ if (parse->hasSubLinks) - parse->jointree->quals = pull_up_sublinks(root, - parse->jointree->quals); + pull_up_sublinks(root); /* * Scan the rangetable for set-returning functions, and inline them |