From: Ray Aspeitia <aspeitia@sells.com>
To: pgsql-sql@postgresql.org
Subject: Re: How to create an aggregate?
Date: Mon, 2 Aug 2004 08:00:44 -0500
Message-ID: <p06002000bd33ea2982b9@[192.168.5.55]> (raw)
In-Reply-To: <4899.1091235039@sss.pgh.pa.us>
References: <p06002001bd3047910697@[192.168.5.55]>
<4899.1091235039@sss.pgh.pa.us>
So the AGGREGATE function also references parameters like a regular
SQL function. Good to know.
Figured I'd ask anyway. Thanks for the info Tom, Greg.
Ray A.
>
> > I also would like to pass the delimiter to the aggregate as a parameter
>> and I am not sure if it can handle that.
>
>It can't. You'll need a single-argument finalfunc that hardwires the
>delimiter, ie,
> array_to_string($1, '|')
>
> regards, tom lane
--
Ray Aspeitia
Sells Printing Company LLC
aspeitia@sells.com
(262) 317-8314
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Reply to all the recipients using the --to and --cc options:
reply via email
To: pgsql-sql@postgresql.org
Cc: aspeitia@sells.com
Subject: Re: How to create an aggregate?
In-Reply-To: <p06002000bd33ea2982b9@[192.168.5.55]>
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
This inbox is served by DDX for PostgreSQL; see mirroring instructions
for how to clone and mirror all data and code used for this inbox