From: | Stephan Szabo <sszabo(at)megazone(dot)bigpanda(dot)com> |
---|---|
To: | Adam Kavan <akavan(at)cox(dot)net> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Rules question |
Date: | 2003-09-16 14:18:40 |
Message-ID: | 20030916071558.A97577@megazone.bigpanda.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-general |
On Mon, 15 Sep 2003, Adam Kavan wrote:
> I am starting to work with rules. I think I have them down but the
> folowing one is giving me grief. It tells me that it has rewritten 100
> times and probably has looped. The columns ID and Location make up the
> primary key so I am sure that the result update should only effect one
> row. Anyone know what I am missing?
Rules are like a macro system, you can't generally get around loops by
using where conditions on the rule. You'll need to either break the
recursion by using something like a view or write the logic into a
before trigger.
From | Date | Subject | |
---|---|---|---|
Next Message | Kaare Rasmussen | 2003-09-16 14:18:55 | Re: State of Beta 2 |
Previous Message | scott.marlowe | 2003-09-16 14:13:19 | Re: CONCAT function |