Document that the timestamp returned by pg_last_xact_replay_timestamp is

the time on the primary that the transaction was generated.

diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index 8b5c3c51aec755777dd60977eed6cde13dff2a84..3106a0f48ef6adf821913f409c663d271d3fefd6 100644 (file)
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -14219,7 +14219,7 @@ postgres=# SELECT * FROM pg_xlogfile_name_offset(pg_stop_backup());
        <entry><type>timestamp with time zone</type></entry>
        <entry>Get timestamp of last transaction replayed during recovery.
         This is the time at which the commit or abort WAL record for that
-        transaction was generated.
+        transaction was generated on the primary.
         If no transactions have been replayed during recovery, this function
         returns NULL.  Otherwise, if recovery is still in progress this will
         increase monotonically.  If recovery has completed then this value will