From: Tom Lane <tgl@sss.pgh.pa.us>
To: Kaloyan Iliev Iliev <news1@faith.digsys.bg>
Cc: pgsql-sql@postgresql.org
Subject: Re: Problems with UNION ALL and ORDER BY
Date: Mon, 02 Aug 2004 12:35:11 -0400
Message-ID: <10984.1091464511@sss.pgh.pa.us> (raw)
In-Reply-To: <410E6376.1010404@faith.digsys.bg>
References: <410E6376.1010404@faith.digsys.bg>
Kaloyan Iliev Iliev <news1@faith.digsys.bg> writes:
> I have the following problem:
> select
> .....
> from
> ....
> where
> ....
> UNION ALL
> select
> ...
> from
> ....
> where
> ....
> ORDER BY field1
> But the the order by doesn't work properly. It returns the rows of the
> first query ordered and then appends the rows of the second query
> ordered.
Pray tell, what Postgres release are you using?
AFAICT this will result in an overall sort in all PG releases since 7.0.
I don't have anything older to test...
regards, tom lane
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To: pgsql-sql@postgresql.org
Cc: tgl@sss.pgh.pa.us, news1@faith.digsys.bg
Subject: Re: Problems with UNION ALL and ORDER BY
In-Reply-To: <10984.1091464511@sss.pgh.pa.us>
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