Re: How to exit/abort from a function that returns VOID?

From: Andre Lopes <lopes80andre(at)gmail(dot)com>
To: adrian(dot)klaver(at)gmail(dot)com
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: How to exit/abort from a function that returns VOID?
Date: 2010-05-04 22:05:38
Message-ID: t2p18f98e681005041505pf850e284kf8b7ae2a03ada4b9@mail.gmail.com
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Thanks. I got working.

Best Regards,

On Tue, May 4, 2010 at 10:25 PM, Adrian Klaver <adrian(dot)klaver(at)gmail(dot)com>wrote:

> On Tuesday 04 May 2010 1:55:35 pm Andre Lopes wrote:
> > HI,
> >
> > I have a PLPgSQL function that return void but I need to exit the
> function
> > if some condition returns true.
> >
> > I have tried to do this, but I got an error:
> >
> > [code]
> > IF pVAL_CHAVE_2 > pVAL_CAMPO1 THEN
> > RAISE NOTICE 'O campo data fim tem de ser maior que o campo
> > data inicio.';
> > RETURN 0;
> > END IF;
> > [/code]
> >
> > The error is the folowing:
> >
> > [quote]
> > ERROR: RETURN cannot have a parameter in function returning void at or
> > near "0" at character 1973
> > [/quote]
> >
> > My question. How can I display the NOTICE and exit the function?
> >
> > Best Regards,
>
> RETURN;
> From here:
>
> http://www.postgresql.org/docs/8.4/interactive/plpgsql-control-structures.html#PLPGSQL-STATEMENTS-RETURNING
>
> --
> Adrian Klaver
> adrian(dot)klaver(at)gmail(dot)com
>

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