Re: Triggers on SELECT?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: josh(at)agliodbs(dot)com
Cc: "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Triggers on SELECT?
Date: 2003-10-08 03:21:21
Message-ID: 28975.1065583281@sss.pgh.pa.us
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Josh Berkus <josh(at)agliodbs(dot)com> writes:
> Now that we have Statement-level triggers, is there any reason we shouldn't
> have triggers on SELECT?

Plenty, although I'm too tired to recall 'em all. The fundamental
problem with this is that it turns SELECT into an operation with
side-effects.

regards, tom lane

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