How to kill all connections to a Postgres database

kill-all-connections-to-db.sql

-- Accepted answer from here: https://stackoverflow.com/questions/5408156/how-to-drop-a-postgresql-database-if-there-are-active-connections-to-it
SELECT pg_terminate_backend(pg_stat_activity.pid)
FROM pg_stat_activity
WHERE pg_stat_activity.datname = '[your database name goes here]'
  AND pid <> pg_backend_pid();