diff options
| -rw-r--r-- | src/backend/catalog/pg_proc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/backend/catalog/pg_proc.c b/src/backend/catalog/pg_proc.c index 3a2c817a8b3..45d224ef409 100644 --- a/src/backend/catalog/pg_proc.c +++ b/src/backend/catalog/pg_proc.c @@ -283,6 +283,12 @@ ProcedureCreate(const char *procedureName, } } + /* Guard against a case the planner doesn't handle yet */ + if (isWindowFunc && parameterDefaults != NIL) + ereport(ERROR, + (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), + errmsg("window functions cannot have default arguments"))); + /* * All seems OK; prepare the data to be inserted into pg_proc. */ |