Fix typo in comment

Commit 98e675ed7af accidentally mistyped IDENTIFY_SYSTEM as
IDENTIFY_SERVER. Backpatch to all supported branches.

Reported-by: Alexander Lakhin 
Discussion: https://postgr.es/m/68138521-5345-8780-4390-1474afdcba1f@gmail.com

diff --git a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
index 4152d1ddbc8aa9ce5ee0d09a047b49953017b5b9..693b3669ba34bf9d0f08901b07c2528dba4862c7 100644 (file)
--- a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
+++ b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
@@ -383,7 +383,7 @@ libpqrcv_identify_system(WalReceiverConn *conn, TimeLineID *primary_tli)
    }
 
    /*
-    * IDENTIFY_SERVER returns 3 columns in 9.3 and earlier, and 4 columns in
+    * IDENTIFY_SYSTEM returns 3 columns in 9.3 and earlier, and 4 columns in
     * 9.4 and onwards.
     */
    if (PQnfields(res) < 3 || PQntuples(res) != 1)