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Date: Wed, 21 Dec 2005 19:37:55 -0700
From: Michael Fuhr <mike@fuhr.org>
To: Matthew Smith <mps@utas.edu.au>
Cc: Richard Huxton <dev@archonet.com>, pgsql-sql@postgresql.org
Subject: Re: Help on a complex query (avg data for day of the week)
Message-ID: <20051222023755.GA62008@winnie.fuhr.org>
References: <200512191657.48139.mps@utas.edu.au>
	<43A928C2.8060901@archonet.com>
	<200512221159.24388.mps@utas.edu.au>
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On Thu, Dec 22, 2005 at 11:59:24AM +1100, Matthew Smith wrote:
> Sadly I am using 7.3, it seems that generate_series() is 8.0 and later.

Yes, but it's easily written in PL/pgSQL for earlier versions.
Example:

CREATE FUNCTION generate_series(integer, integer) 
RETURNS SETOF integer AS '
DECLARE
    i  integer;
BEGIN
    FOR i IN $1 .. $2 LOOP
        RETURN NEXT i;
    END LOOP;
    RETURN;
END;
' LANGUAGE plpgsql VOLATILE STRICT;

-- 
Michael Fuhr