List and kill queries that are running more than XX minutes

idle-queries-psql.sql

-- What queries are running more than a second? --
SELECT pid FROM pg_stat_activity 
WHERE pg_stat_activity.usename = 'username' 
  AND query != '<IDLE>' 
  AND query NOT ILIKE '%pg_stat_activity%' 
  AND age(clock_timestamp(), query_start) > '00:00:01';

-- Kill queries that are running more than 5 minutes --
WITH pgg AS (
  SELECT pid
  FROM pg_stat_activity
  WHERE pg_stat_activity.usename = ‘username’ 
    AND query != ‘<IDLE>’ AND query NOT ILIKE ‘%pg_stat_activity%’ 
    AND age(clock_timestamp(), query_start) > ‘00:05:00’) 
SELECT pg_terminate_backend(pgg.pid) FROM pgg;