Richard Broersma wrote:
> On Tue, Mar 4, 2008 at 8:44 AM, Justin <justin(at)emproshunts(dot)com> wrote:
>
>> I searched the archive of the mail list and did not find anything
Search the documentation. There are a couple great examples posted at
http://www.postgresql.org/docs/8.0/interactive/sql-createaggregate.html