Fix typmod exposed for scalar function in FROM, too.

On further reflection about commit 4d02eb017, it occurs to me that
expandRTE() had better agree with what addRangeTableEntryForFunction()
is doing.  So teach that about functions possibly having typmods, too.

diff --git a/src/backend/parser/parse_relation.c b/src/backend/parser/parse_relation.c
index 2e0c278f355d687bfb5dafbb04566b4a4303fcf3..ceed0ceb482bc6a11e947aafba5135602958a171 100644 (file)
--- a/src/backend/parser/parse_relation.c
+++ b/src/backend/parser/parse_relation.c
@@ -2616,7 +2616,8 @@ expandRTE(RangeTblEntry *rte, int rtindex, int sublevels_up,
                            Var        *varnode;
 
                            varnode = makeVar(rtindex, atts_done + 1,
-                                             funcrettype, -1,
+                                             funcrettype,
+                                             exprTypmod(rtfunc->funcexpr),
                                              exprCollation(rtfunc->funcexpr),
                                              sublevels_up);
                            varnode->location = location;