Doc: fix minor typo in func.sgml.

Discussion: https://postgr.es/m/20191119.222048.49467220816510881.t-ishii%40sraoss.co.jp

diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index 28eb322f3fca86cba5ea6f48f3ebe3ece0451f6c..e8082c05c9508a642cbc4e10e3f76e890b355e57 100644 (file)
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -20927,7 +20927,7 @@ postgres=# SELECT * FROM pg_walfile_name_offset(pg_stop_backup());
         (slot_name name, lsn pg_lsn)
        
        
-        Copies an existing logical replication slot name src_slot_name
+        Copies an existing logical replication slot named src_slot_name
         to a logical replication slot named dst_slot_name
         while changing the output plugin and persistence. The copied logical slot starts
         from the same LSN as the source logical slot. Both