postgresql triggers to update GUI?

Ng Pheng Siong ngps at
Tue Nov 27 16:26:27 CET 2001

According to Mikhail Terekhov  <terekhov at>:
> Look for LISTEN/NOTIFY in the Postgres documentation.
> You need:
> 1. Create trigger on the tables in question which sends
>     a notify <notify name>
> 2. In your application use LISTEN <notify name>
>     after connecting to the database and then periodically
>     check for notify.

Look at pgnotify:


Ng Pheng Siong <ngps at> *

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