May 17, 2026, 11:40 PM

inbox/DataBase/PostgreSQL/queries/current_queries.sql

@@ -0,0 +1,53 @@
+SELECT a.datname,
+       a.procpid as pid,
+       CASE WHEN a.client_addr IS NULL
+            THEN 'local'
+            ELSE a.client_addr::text
+       END as client_addr,
+       a.usename as user,
+       a.waiting,
+       l.procpid as blocking_pid,
+       l.usename as blicking_user,
+       a.current_query,
+       a.query_start,
+       current_timestamp - a.query_start as duration 
+  FROM pg_stat_activity a
+LEFT  JOIN pg_locks l1 ON (a.procpid = l1.pid )
+LEFT  JOIN pg_locks l2 on (l1.relation = l2.relation )
+LEFT  JOIN pg_stat_activity l ON (l2.pid = l.procpid)
+LEFT  JOIN pg_stat_user_tables t ON (l1.relation = t.relid)
+ WHERE pg_backend_pid() <> a.procpid
+ORDER BY a.datname,
+         a.query_start;
+
+
+SELECT
+ w.current_query as waiting_query,
+ w.procpid as w_pid,
+ w.usename as w_user,
+ l.current_query as locking_query,
+ l.procpid as l_pid,
+ l.usename as l_user,
+ t.schemaname || '.' || t.relname as tablename
+ FROM pg_stat_activity w 
+ JOIN pg_locks l1 ON (w.procpid = l1.pid and not l1.granted)
+ JOIN pg_locks l2 on (l1.relation = l2.relation and l2.granted)
+ JOIN pg_stat_activity l ON (l2.pid = l.procpid)
+ JOIN pg_stat_user_tables t ON (l1.relation = t.relid)
+ WHERE w.waiting;
+SELECT datname,
+       procpid as pid,
+       client_addr,
+       usename as user,
+       current_query,
+       CASE WHEN waiting = TRUE
+	    THEN 'BLOCKED'
+	    ELSE 'no'
+	END as waiting,
+       query_start,
+       current_timestamp - query_start as duration
+  FROM pg_stat_activity
+ WHERE pg_backend_pid() <> procpid
+ORDER BY datname,
+	 query_start;
+