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Re: [PATCHES] Partition: use triggers instead of rules

From: David Fetter <david(at)fetter(dot)org>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: "Jonah H(dot) Harris" <jonah(dot)harris(at)gmail(dot)com>,PostgreSQL Docs <pgsql-docs(at)postgresql(dot)org>,PostgreSQL Patches <pgsql-patches(at)postgresql(dot)org>
Subject: Re: [PATCHES] Partition: use triggers instead of rules
Date: 2007-11-29 06:36:41
Message-ID: 20071129063641.GV24146@fetter.org (view raw or flat)
Thread:
Lists: pgsql-docspgsql-patches
On Thu, Nov 29, 2007 at 12:55:53AM -0500, Tom Lane wrote:
> David Fetter <david(at)fetter(dot)org> writes:
> > On Wed, Nov 28, 2007 at 09:58:26PM -0500, Jonah H. Harris wrote:
> >> On Nov 28, 2007 3:53 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> >>> Entirely removing the example of how to do it with rules doesn't
> >>> seem like a good idea.
> >> 
> >> Agreed.
> 
> > Do you have an example of one use case where using RULEs rather
> > than TRIGGERs is a good idea?
> 
> The argument I made for keeping the example around is not dependent
> on the assumption that using a rule is a good idea.  It's dependent
> on the established fact that we have recommended that in prior
> releases, and therefore people are going to be seeing that construct
> in real databases.

We've corrected mistakes in the manual before :)

Cheers,
David.
-- 
David Fetter <david(at)fetter(dot)org> http://fetter.org/
Phone: +1 415 235 3778  AIM: dfetter666  Yahoo!: dfetter
Skype: davidfetter      XMPP: david(dot)fetter(at)gmail(dot)com

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