Re: Trigger and arguments question - Mailing list pgsql-general

From Alban Hertroys
Subject Re: Trigger and arguments question
Date
Msg-id 4296E675.2090701@magproductions.nl
Whole thread Raw
In response to Trigger and arguments question  (Hervé Inisan <typo3@self-access.com>)
Responses Re: Trigger and arguments question
List pgsql-general
Hervé Inisan wrote:
> Hi everybody!
>
> I have a trigger like this:
>
> CREATE TRIGGER mytrigger
>    AFTER INSERT OR UPDATE OR DELETE
>    ON myschema.mytable
>    FOR EACH ROW
>    EXECUTE PROCEDURE myschema.myfunction(myarg);
>
> It sends an argument to myfunction(), and I can retrieve this value in
> TG_ARGV[0]. Fine.
> What I'm trying to do is using TG_ARGV[0] to point to a field in NEW or OLD.
> Is it possible?

You'll be missing OLD and NEW on INSERT and DELETE respectively, I'm
afraid. You may want to split your triggers for different events.

--
Alban Hertroys
MAG Productions

T: +31(0)53 4346874
F: +31(0)53 4346876
E: alban@magproductions.nl
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