Re: Concatenate aggregate?

From: "Julian Scarfe" <julian(dot)scarfe(at)ntlworld(dot)com>
To: "Archibald Zimonyi" <archie(at)netg(dot)se>
Cc: <pgsql-sql(at)postgresql(dot)org>
Subject: Re: Concatenate aggregate?
Date: 2002-08-06 08:37:16
Message-ID: 007901c23d24$7843c720$0500a8c0@Wilbur
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From: "Archibald Zimonyi" <archie(at)netg(dot)se>

> One way is to create your own aggregate function. See the reference manual
> under CREATE AGGREGATE.

Thank you.

http://www.postgresql.org/idocs/index.php?sql-createaggregate.html

And indeed Chris's LIST() aggregate does almost exactly what I want. I
don't think it was there last time I tried to figure out CREATE AGGREGATE.
The examples on that page are very helpful.

Julian

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