From: Zac <zaccheob@inwind.it>
To: pgsql-sql@postgresql.org
Subject: Re: ORDER records based on parameters in IN clause
Date: Wed, 29 Jun 2005 14:09:35 +0200
Message-ID: <d9u33p$1ao3$1@news.hub.org> (raw)
In-Reply-To: <BBA4F47BB0CEDD4D8ADD2FE21E2823673110A4@dhost002-37.dex002.intermedia.net>
References: <BBA4F47BB0CEDD4D8ADD2FE21E2823673110A4@dhost002-37.dex002.intermedia.net>
Riya Verghese wrote:
> select * from table where id IN (2003,1342,799, 1450)
>
> I would like the records to be ordered as 2003, 1342, 799, 1450. The
> outer query has no knowledge of the count(id) that the inner_query is
> ordering by.
I think this is the real problem: outer query must know count(id) to
order by count(id). You can use it in the outer with something like this:
SELECT
table.*
FROM
table
JOIN (SELECT id, count(id) AS count FROM... your subquery) AS x
ORDER BY
x.count
Bye.
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To: pgsql-sql@postgresql.org
Cc: zaccheob@inwind.it
Subject: Re: ORDER records based on parameters in IN clause
In-Reply-To: <d9u33p$1ao3$1@news.hub.org>
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