2 files changed, 11 insertions, 0 deletions
diff --git a/src/include/nodes/nodes.h b/src/include/nodes/nodes.h
index a56b85fe743..53f6b05a3f2 100644
--- a/src/include/nodes/nodes.h
+++ b/src/include/nodes/nodes.h
@@ -277,6 +277,7 @@ typedef enum NodeTag
 	T_EquivalenceClass,
 	T_EquivalenceMember,
 	T_PathKey,
+	T_PathKeyInfo,
 	T_PathTarget,
 	T_RestrictInfo,
 	T_IndexClause,
diff --git a/src/include/nodes/pathnodes.h b/src/include/nodes/pathnodes.h
index 365000bdcdb..6cbcb67bdf1 100644
--- a/src/include/nodes/pathnodes.h
+++ b/src/include/nodes/pathnodes.h
@@ -1071,6 +1071,16 @@ typedef struct PathKey
 } PathKey;
 
 /*
+ * Combines information about pathkeys and the associated clauses.
+ */
+typedef struct PathKeyInfo
+{
+	NodeTag		type;
+	List	   *pathkeys;
+	List	   *clauses;
+} PathKeyInfo;
+
+/*
  * VolatileFunctionStatus -- allows nodes to cache their
  * contain_volatile_functions properties. VOLATILITY_UNKNOWN means not yet
  * determined.