doc: Improve example query related to pg_wait_events

Author: Pavel Luzanov Discussion: https://postgr.es/m/4f79be75-7e30-4817-b0da-4a691ea5427f@postgrespro.ru
2 years ago · befe9451fb
parent 9972c7de1d
commit befe9451fb
1 changed files with 1 additions and 1 deletions
--- a/doc/src/sgml/monitoring.sgml
+++ b/doc/src/sgml/monitoring.sgml
@ -1119,7 +1119,7 @@ SELECT a.pid, a.wait_event, w.description
  FROM pg_stat_activity a JOIN
       pg_wait_events w ON (a.wait_event_type = w.type AND
                            a.wait_event = w.name)
-  WHERE wait_event is NOT NULL and a.state = 'active';
+  WHERE a.wait_event is NOT NULL and a.state = 'active';
 -[ RECORD 1 ]------------------------------------------------------&zwsp;------------
 pid         | 686674
 wait_event  | WALInitSync