Postgres has a NOTIFY feature: https://www.postgresql.org/docs/current/sql-notify.html https://www.postgresql.org/docs/current/sql-notify.html that can be used

Postgres has a NOTIFY feature: https://www.postgresql.org/docs/current/sql-notify.html https://www.postgresql.org/docs/current/sql-notify.html that can be used for this if you don't want to poll.