From: Jim Buttafuoco <jim@contactbda.com>
To: Mark R. Dingee <mark.dingee@cox.net>
To: pgsql-sql@postgresql.org
Subject: Re: Multi-column returns from pgsql
Date: Fri, 22 Jul 2005 12:56:15 -0400
Message-ID: <20050722165558.M96628@contactbda.com> (raw)
In-Reply-To: <200507221149.21550.mark.dingee@cox.net>
References: <200507221149.21550.mark.dingee@cox.net>
Mark,
Instead of RETURN NEXT rec.txt1; RETURN NEXT rec.txt2; just use RETURN NEXT rec;
then your select statement would be
select * from my_func() as (txt1 text,txt2 text);
Jim
---------- Original Message -----------
From: "Mark R. Dingee" <mark.dingee@cox.net>
To: pgsql-sql@postgresql.org
Sent: Fri, 22 Jul 2005 11:49:21 -0400
Subject: [SQL] Multi-column returns from pgsql
> Hi Everyone,
>
> Does anyone know if/how it's possible to return multi-column sets from a pgsql
> function? Right now I'm using something like the following as a work around
>
> CREATE OR REPLACE FUNCTION my_func() returns SETOF TEXT AS '
> DECLARE
> rec record;
> BEGIN
> FOR rec IN SELECT txt1, txt2 FROM mytable LOOP
> RETURN NEXT rec.txt1;
> RETURN NEXT rec.txt2;
> END LOOP;
> RETURN;
> END;' language 'plpgsql';
>
> which leaves me parsing multiple records to achieve the desired end result.
>
> Anyone have any thoughts?
>
> Thanks,
> Mark
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
> choose an index scan if your joining column's datatypes do not
> match
------- End of Original Message -------
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To: pgsql-sql@postgresql.org
Cc: jim@contactbda.com, mark.dingee@cox.net
Subject: Re: Multi-column returns from pgsql
In-Reply-To: <20050722165558.M96628@contactbda.com>
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