Re: Returning types - PL-PgSql functions

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От Joshua b. Jore
Тема Re: Returning types - PL-PgSql functions
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Msg-id Pine.BSO.4.44.0205281535520.22748-100000@kitten.greentechnologist.org
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Ответ на Returning types - PL-PgSql functions  ("Vilson farias" <vilson.farias@digitro.com.br>)
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Sure you can, I wouldn't nessessarily recommend it. rec_tmp must be a
table somewhere so it can be a 'type', you get the values from the record
by using syntaxt like SELECT col1(teste_tmp(1)), col2(teste_tmp(1)),
col3(teste_tmp(1));

You could also return a CURSOR but I've never tried that (I access
PostgreSQL from perl's DBI which doesn't support a cursor return type).

Joshua b. Jore ; http://www.greentechnologist.org ; 10012 11010 11022
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On Tue, 28 May 2002, Vilson farias wrote:

> Greetings,
>
>   I would like to know if it's possible to return a record from a pl-pgsql
> function.
>
>   The procedure I did is bellow and of course doesn't work. Is there some
> possibility or work-around?
>
> CREATE FUNCTION teste_tmp(INT4)
>   RETURNS RECORD AS '
>   DECLARE
>     rec_tmp record;
>   BEGIN
>     SELECT
>       INTO rec_tmp
>       1 as col1, ''teste'' as col2, now() as col3 ;
>
>     RETURN rec_tmp;
>   END;
> '
> LANGUAGE 'plpgsql';
>
> Best regards,
>
> ----------------------------------------------------------------------------
> ----
> Jos� Vilson de Mello de Farias
> Software Engineer
>
> D�gitro Tecnologia Ltda - www.digitro.com.br
> APC - Customer Oriented Applications
> E-mail: vilson.farias@digitro.com.br
> Tel.: +55 48 281 7158
> ICQ 11866179
>
>
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