Postgresql kill connections

pgsql_kill_connections.sql

# https://stackoverflow.com/questions/5108876/kill-a-postgresql-session-connection
SELECT 
    pg_terminate_backend(pid) 
FROM 
    pg_stat_activity 
WHERE 
    -- don't kill my own connection!
    pid <> pg_backend_pid()
    -- don't kill the connections to other databases
    AND datname = 'database_name'
    ;