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-rw-r--r--src/include/nodes/execnodes.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/nodes/execnodes.h b/src/include/nodes/execnodes.h
index 0ab2a136976..1f7c6d13144 100644
--- a/src/include/nodes/execnodes.h
+++ b/src/include/nodes/execnodes.h
@@ -728,6 +728,7 @@ typedef struct SubPlanState
{
ExprState xprstate;
struct PlanState *planstate; /* subselect plan's state tree */
+ struct PlanState *parent; /* parent plan node's state tree */
ExprState *testexpr; /* state of combining expression */
List *args; /* states of argument expression(s) */
HeapTuple curTuple; /* copy of most recent tuple from subplan */