From: Michael Paesold <mpaesold@gmx.at>
To: Ludwig Lim <lud_nowhere_man@yahoo.com>
To: PostgreSQL Mailing List <pgsql-sql@postgresql.org>
Subject: Re: CHECKS vs. BEFORE INSERT OR UPDATE TRIGGER
Date: Mon, 16 Dec 2002 17:56:31 +0100
Message-ID: <009301c2a524$15e39fc0$4201a8c0@beeblebrox> (raw)
References: <20021216164116.77643.qmail@web80314.mail.yahoo.com>
Ludwig Lim <lud_nowhere_man@yahoo.com> wrote:
> I am just wondering. Which one is executed first:
> CHECK Constraints or BEFORE INSERT OR UPDATE TRIGGER?
First the BEFORE... TRIGGERs, then the CHECK contraints,
so you definetly can change a row in a trigger to match
the contraints...
Regards,
Michael Paesold
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Subject: Re: CHECKS vs. BEFORE INSERT OR UPDATE TRIGGER
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