or just return setof RECORD (version 7.4 +)
---------- Original Message ----------- From: Tony Wasson <[EMAIL PROTECTED]> To: [EMAIL PROTECTED] Cc: "Mark R. Dingee" <[EMAIL PROTECTED]>, pgsql-sql@postgresql.org Sent: Fri, 22 Jul 2005 11:11:09 -0700 Subject: Re: [SQL] Multi-column returns from pgsql > On 7/22/05, Jim Buttafuoco <[EMAIL PROTECTED]> wrote: > > 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 > > Besides a simple RETURN NEXT, you'll need to return a SETOF some > composite type. You can do something like > > CREATE TYPE twotexts_t AS (txt1 TEXT, txt2 TEXT); > > CREATE OR REPLACE FUNCTION my_func() returns SETOF twotexts_t AS ' > DECLARE > rec record; > BEGIN > FOR rec IN SELECT txt1, txt2 FROM mytable LOOP > RETURN NEXT > END LOOP; > RETURN; > END;' language 'plpgsql'; > > ---------------------------(end of broadcast)--------------------------- > TIP 6: explain analyze is your friend ------- End of Original Message ------- ---------------------------(end of broadcast)--------------------------- TIP 2: Don't 'kill -9' the postmaster
