Re: handing created and updated fields

From: "Jim C(dot) Nasby" <decibel(at)decibel(dot)org>
To: Sven Willenberger <sven(at)dmv(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: handing created and updated fields
Date: 2005-01-10 21:05:16
Message-ID: 20050110210516.GC67721@decibel.org
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On Mon, Jan 10, 2005 at 11:16:03AM -0500, Sven Willenberger wrote:
> These could also be combined into one trigger since they are nearly
> identical anyway:
>
> CREATE FUNCTION combined_trigger() RETURNS TRIGGER AS '
> BEGIN
> NEW.update := CURRENT_TIMESTAMP;
> IF TG_OP = ''INSERT'' THEN
> NEW.created := CURRENT_TIMESTAMP;
> ELSE
> NEW.created := OLD.created;
> END IF;
> RETURN NEW;
> END;
> ' LANGUAGE plpgsql;

Excellent; any idea which would perform better (combined v. separate
trigger function)?
--
Jim C. Nasby, Database Consultant decibel(at)decibel(dot)org
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