Re: MIN value from UNION?

From: Jonathan Lewis <ora_mail_at_jlcomp.demon.co.uk>
Date: 1996/11/14
Message-ID: <328A6648.16E7_at_jlcomp.demon.co.uk>#1/1


akm wrote:
>
> I'd need to return the MIN value from the following query:
>
> select col1 from tab1
> union
> select col2 from tab2
>
> Thanks!

This will work from 7.1 (ish) onwards.

select min(col1) from
(
 select col1 from tab1
 union
 select col2 from tab2
)
; Received on Thu Nov 14 1996 - 00:00:00 CET

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