Re: oracle query
From: Aloha Kakuikanu <alohakaku_at_yahoo.com>
Date: Fri, 02 Feb 2001 22:12:23 GMT
Message-ID: <95fbbt$pbv$1_at_nnrp1.deja.com>
Date: Fri, 02 Feb 2001 22:12:23 GMT
Message-ID: <95fbbt$pbv$1_at_nnrp1.deja.com>
In article <95eq8n$8o2$1_at_nnrp1.deja.com>,
Vadim Tropashko <vadimtro_at_yahoo.com> wrote:
> In article <95ep49$7ih$1_at_nnrp1.deja.com>,
> Aloha Kakuikanu <alohakaku_at_yahoo.com> wrote:
> > I queried oracle
> >
> > select x from dual where x*x=4
> >
> > but got "invalid column name".
> >
> Well, the correct answer you might find on oracle forum. But if you
> still want to do it that way:
>
> select x from (
> select 1 as x from dummy
> union
> select 2 as x from dummy
> union
> select 3 as x from dummy)
> where x*x=4
>
Thank you for your suggestion, but I really meant something else.
Besides, your solution doesn't work for 25!
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Received on Fri Feb 02 2001 - 23:12:23 CET