postgresql triggers to update GUI?

[Luke]

Seems to me that stored python procedures executed by postgres would be 
executed in an entirely different process than the program that is 
working the db.  Could be wrong though.


> I am writing a python program that uses a postgresql db backend.  I would
> like to update the gui whenever a change in certain tables occurs, so it
> would be nice to use triggers rather than generating the 'events' when I
> update the db.  That way I get cascading changes.  Does anyone know of a
> python module that supports postresql triggers? ie: you can create a
> trigger that calls a python function?  Is there another solution here
> that I am missing?
> 
> Thanks,
> Rob
>