am Thu, dem 16.08.2007, um 14:11:07 +0200 mailte Ji??í N??mec folgendes:
> > see
> > http://www.postgresql.org/docs/current/static/plpgsql-control-structures.html#PLPGSQL-UPSERT-EXAMPLE
>
> Yes I see, but I'll try to describe it in more detail:
>
> I could write plpgsql trigger function which will UPDATE a record (or
> INSERT new record) when the record is not found. But as far as I know
> a trigger is not executed when a updated record is not found, so this
> solution doesn't work for me. I don't want to change my application -
> I would like to set this behaviour directly in PostgreSQL database so
> I couldn't use a method from your example (...which requires that all
> SQL UPDATE statements need to be modified).
Maybe you can achieve this with a RULE.
I'm not sure, but i would try ist.
Andreas
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Andreas Kretschmer
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