UNLISTEN — stop listening for a notification
UNLISTEN { name | * }
UNLISTEN is used to remove an existing
registration for NOTIFY events.
UNLISTEN cancels any existing registration of
the current PostgreSQL session as a
listener on the notification name. The special wildcard
* cancels all listener registrations for the
current session.
NOTIFY
contains a more extensive
discussion of the use of LISTEN and
NOTIFY.
nameName of a notification (any identifier).
*All current listen registrations for this session are cleared.
You may unlisten something you were not listening for; no warning or error will appear.
At the end of each session, UNLISTEN * is
automatically executed.