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Additional arguments to aggregate functions

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To: pgsql-general@xxxxxxxxxxxxxx
Subject: Additional arguments to aggregate functions
From: Artacus <artacus@xxxxxxxxxxx>
Date: Wed, 04 Jun 2008 23:31:11 -0700
User-agent: Thunderbird 2.0.0.14 (Windows/20080421)

Is there a way to send additional arguments when defining a customaggregate?

I wrote a mysql style group_concat aggregate. You get DISTINCT "forfree." I want to be able to define if it is sorted and what theseparator is.

Art

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