=?ISO-8859-1?Q?Ken=E9z_Attila?= <akenez@energo-szoft.hu> writes:
> I would like to implement a function in plpgsql (or sql if it is possible)
> that can say me if I had some notification of some listened table.
Notifications are delivered to the client (and then promptly forgotten
by the backend). There is no way to track accumulated notifications
except on the client side.
regards, tom lane