diff options
Diffstat (limited to 'src/backend/optimizer/plan/setrefs.c')
| -rw-r--r-- | src/backend/optimizer/plan/setrefs.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/backend/optimizer/plan/setrefs.c b/src/backend/optimizer/plan/setrefs.c index 999a5a8ab5a..846e44186c3 100644 --- a/src/backend/optimizer/plan/setrefs.c +++ b/src/backend/optimizer/plan/setrefs.c @@ -1097,9 +1097,10 @@ set_plan_refs(PlannerInfo *root, Plan *plan, int rtoffset) /* * Set up the visible plan targetlist as being the same as - * the first RETURNING list. This is for the use of - * EXPLAIN; the executor won't pay any attention to the - * targetlist. We postpone this step until here so that + * the first RETURNING list. This is mostly for the use + * of EXPLAIN; the executor won't execute that targetlist, + * although it does use it to prepare the node's result + * tuple slot. We postpone this step until here so that * we don't have to do set_returning_clause_references() * twice on identical targetlists. */ |