diff options
Diffstat (limited to 'src/backend/optimizer/plan/planner.c')
| -rw-r--r-- | src/backend/optimizer/plan/planner.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/backend/optimizer/plan/planner.c b/src/backend/optimizer/plan/planner.c index 8de57c8e6bb..9ba10516bb2 100644 --- a/src/backend/optimizer/plan/planner.c +++ b/src/backend/optimizer/plan/planner.c @@ -60,6 +60,7 @@ planner_hook_type planner_hook = NULL; #define EXPRKIND_LIMIT 6 #define EXPRKIND_APPINFO 7 #define EXPRKIND_PHV 8 +#define EXPRKIND_TABLESAMPLE 9 /* Passthrough data for standard_qp_callback */ typedef struct @@ -486,7 +487,19 @@ subquery_planner(PlannerGlobal *glob, Query *parse, RangeTblEntry *rte = (RangeTblEntry *) lfirst(l); int kind; - if (rte->rtekind == RTE_SUBQUERY) + if (rte->rtekind == RTE_RELATION) + { + if (rte->tablesample) + { + rte->tablesample->args = (List *) + preprocess_expression(root, (Node *) rte->tablesample->args, + EXPRKIND_TABLESAMPLE); + rte->tablesample->repeatable = (Node *) + preprocess_expression(root, rte->tablesample->repeatable, + EXPRKIND_TABLESAMPLE); + } + } + else if (rte->rtekind == RTE_SUBQUERY) { /* * We don't want to do all preprocessing yet on the subquery's |