Re: Two rules on a view do not like each other :-(

From: Gaetano Mendola <mendola(at)bigfoot(dot)com>
To: pgsql-general(at)postgresql(dot)org
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Subject: Re: Two rules on a view do not like each other :-(
Date: 2003-11-23 21:16:03
Message-ID: 3FC12393.4060305@bigfoot.com
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Tom Lane wrote:

> Gaetano Mendola <mendola(at)bigfoot(dot)com> writes:
>
>>Tom Lane wrote:
>>
>>>Yes --- by name.
>
>
>>Why not implement in SQL standard way ?
>>I'm against this alphabetic order firing.
>
>
> You think order-of-creation has something to recommend it? I don't see
> what. It just makes it extremely painful to control the firing order
> when you need to --- you end up dropping and recreating all the
> triggers, which is a tedious and error-prone approach.
>
>
>>I's not safe develop a new trigger and completely change
>>the trigger firing order. Suppose that I want multiply for
>>2 a field of a table for each insert. What happen if that field
>>is manipulated already by another trigger calculating let me say:
>>sqrt ?
>
>
> You can equally easily run into similar problems with creation-order
> firing as well. There's no substitute for actually thinking about the
> interactions of multiple triggers on the same event...

Agreed but why don't follow the standard ?

Regards
Gaetano Mendola

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