diff options
Diffstat (limited to 'src/backend/nodes/nodeFuncs.c')
| -rw-r--r-- | src/backend/nodes/nodeFuncs.c | 30 |
1 files changed, 1 insertions, 29 deletions
diff --git a/src/backend/nodes/nodeFuncs.c b/src/backend/nodes/nodeFuncs.c index eb3e1ce1c1..2496a9a43c 100644 --- a/src/backend/nodes/nodeFuncs.c +++ b/src/backend/nodes/nodeFuncs.c @@ -694,39 +694,11 @@ expression_returns_set_walker(Node *node, void *context) /* else fall through to check args */ } - /* Avoid recursion for some cases that can't return a set */ + /* Avoid recursion for some cases that parser checks not to return a set */ if (IsA(node, Aggref)) return false; if (IsA(node, WindowFunc)) return false; - if (IsA(node, DistinctExpr)) - return false; - if (IsA(node, NullIfExpr)) - return false; - if (IsA(node, ScalarArrayOpExpr)) - return false; - if (IsA(node, BoolExpr)) - return false; - if (IsA(node, SubLink)) - return false; - if (IsA(node, SubPlan)) - return false; - if (IsA(node, AlternativeSubPlan)) - return false; - if (IsA(node, ArrayExpr)) - return false; - if (IsA(node, RowExpr)) - return false; - if (IsA(node, RowCompareExpr)) - return false; - if (IsA(node, CoalesceExpr)) - return false; - if (IsA(node, MinMaxExpr)) - return false; - if (IsA(node, SQLValueFunction)) - return false; - if (IsA(node, XmlExpr)) - return false; return expression_tree_walker(node, expression_returns_set_walker, context); |