diff options
Diffstat (limited to 'src/backend/optimizer/util/clauses.c')
| -rw-r--r-- | src/backend/optimizer/util/clauses.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/backend/optimizer/util/clauses.c b/src/backend/optimizer/util/clauses.c index de0e7a539c2..1f848cd9bdb 100644 --- a/src/backend/optimizer/util/clauses.c +++ b/src/backend/optimizer/util/clauses.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/optimizer/util/clauses.c,v 1.180 2004/08/29 05:06:44 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/optimizer/util/clauses.c,v 1.181 2004/10/02 22:39:48 tgl Exp $ * * HISTORY * AUTHOR DATE MAJOR EVENT @@ -3254,10 +3254,20 @@ query_tree_mutator(Query *query, CHECKFLATCOPY(newrte->subquery, rte->subquery, Query); MUTATE(newrte->subquery, newrte->subquery, Query *); } + else + { + /* else, copy RT subqueries as-is */ + newrte->subquery = copyObject(rte->subquery); + } break; case RTE_JOIN: if (!(flags & QTW_IGNORE_JOINALIASES)) MUTATE(newrte->joinaliasvars, rte->joinaliasvars, List *); + else + { + /* else, copy join aliases as-is */ + newrte->joinaliasvars = copyObject(rte->joinaliasvars); + } break; case RTE_FUNCTION: MUTATE(newrte->funcexpr, rte->funcexpr, Node *); |