--- a/src/include/nodes/plannodes.h
+++ b/src/include/nodes/plannodes.h
@@ -131,6 +131,9 @@ typedef struct PlannedStmt
 	/* non-null if this is utility stmt */
 	Node	   *utilityStmt;
 
+	/* type of cached plan, if it is one */
+	CachedPlanType cached_plan_type;