Tomasz,
> Hmm Answer to myself:
>
> DELETE from pg_proc where prolang =(select oid from pg_language where
> lanname='plpgsq');
>
> What do you think about it?
You probably also want to put a "proowner = {your userid}" condition in there,
just in case there are any builtins/contrib stuff that uses plpgsql.
--
-Josh Berkus
Aglio Database Solutions
San Francisco