2 files changed, 13 insertions, 0 deletions
diff --git a/src/include/nodes/nodes.h b/src/include/nodes/nodes.h
index 438a1d98630..5529a8b811c 100644
--- a/src/include/nodes/nodes.h
+++ b/src/include/nodes/nodes.h
@@ -407,6 +407,7 @@ typedef enum NodeTag
 	T_IdentifySystemCmd,
 	T_BaseBackupCmd,
 	T_StartReplicationCmd,
+	T_TimeLineHistoryCmd,
 
 	/*
 	 * TAGS FOR RANDOM OTHER STUFF
diff --git a/src/include/nodes/replnodes.h b/src/include/nodes/replnodes.h
index 236a36dd980..8d686879a9a 100644
--- a/src/include/nodes/replnodes.h
+++ b/src/include/nodes/replnodes.h
@@ -46,7 +46,19 @@ typedef struct BaseBackupCmd
 typedef struct StartReplicationCmd
 {
 	NodeTag		type;
+	TimeLineID	timeline;
 	XLogRecPtr	startpoint;
 } StartReplicationCmd;
 
+
+/* ----------------------
+ *		TIMELINE_HISTORY command
+ * ----------------------
+ */
+typedef struct TimeLineHistoryCmd
+{
+	NodeTag		type;
+	TimeLineID	timeline;
+} TimeLineHistoryCmd;
+
 #endif   /* REPLNODES_H */