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Re: [Gnumed-devel] backend notification

From: Karsten Hilbert
Subject: Re: [Gnumed-devel] backend notification
Date: Sat, 19 Jul 2003 17:50:16 +0200
User-agent: Mutt/

> I thought about adding the patient ID to the notify name
> before. I think I stumbled when I couldn't think of how to
> actually get at the relevant patient ID unambigously. Your
> suggestion makes me think again. One problem is, though, that
> PostgreSQL currently does not do per-row triggers so a trigger
> on UPDATE will fire once for all rows (e.g. patients)
I was wrong here. It's the other way round. I am currently
adding some triggers to test the concept. It is going to work
for at least those tables that are children of clin_root_item
(since they allow us to backtrack to the patient ID). 

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