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From: Rod Taylor <rbt@rbt.ca>
To: James Cooper <jim@luckydigital.com>
Cc: sql <pgsql-sql@postgresql.org>
Subject: Re: a change of query
Date: 25 Feb 2003 17:50:04 -0500
Message-ID: <1046213403.32353.50.camel@jester> (raw)
In-Reply-To: <004a01c2dd19$be6fe400$c900a8c0@jax>
References: <004a01c2dd19$be6fe400$c900a8c0@jax>

On Tue, 2003-02-25 at 17:03, James Cooper wrote:
> select distinct cp.person_id from cluster_person cp, cluster c where
> cp.cluster_id = c.cluster_id and c.c_id = 1
> 
> can this query be changed to give just the row count?( of the distinct
> rows )

:) So close

select count(distinct cp.person_id) from...

-- 
Rod Taylor <rbt@rbt.ca>

PGP Key: http://www.rbt.ca/rbtpub.asc

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