Re: Need help with plpgsql function. - Mailing list pgsql-sql

From Adrian Klaver
Subject Re: Need help with plpgsql function.
Date
Msg-id 201011141037.59231.adrian.klaver@gmail.com
Whole thread Raw
In response to Re: Need help with plpgsql function.  (Pavel Stehule <pavel.stehule@gmail.com>)
Responses Re: Need help with plpgsql function.  (Pavel Stehule <pavel.stehule@gmail.com>)
List pgsql-sql
On Saturday 13 November 2010 11:15:51 pm Pavel Stehule wrote:

> > }
>
> Hello
>
> you can use a RETURN QUERY statement - some like
>
> CREATE OR REPLACE FUNCTION foo(IN i int, OUT a int, OUT b int)
> RETURNS SETOF RECORD AS $$
> BEGIN
>   IF i = 1 THEN
>     RETURN QUERY SELECT 10,20 UNION ALL SELECT 30,40;
>   ELSE
>     RETURN QUERY SELECT 60,70 UNION ALL SELECT 80,90;
>   END IF;
>   RETURN;
> END;
> $$ LANGUAGE plpgsql;
>
> SELECT * FROM foo(1);
> SELECT * FROM foo(2);
>
> Regards
>
> Pavel Stehule
>

FYI the OP is using 8.2 :) RETURN QUERY is 8.3+ 

-- 
Adrian Klaver
adrian.klaver@gmail.com


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