PostgreSQL support that through triggers and Notify (www.postgresql.org/docs/9.4/static/sql-notify.html). You may look into chat example: https://gist.github.co

PostgreSQL support that through triggers and Notify (www.postgresql.org/docs/9.4/static/sql-notify.html). You may look into chat example: https://gist.github.com/quiver/4240546 https://gist.github.com/quiver/4240546