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Helen
(Moderator)

At 02:00 PM 02-02-02 +0100, =?iso-8859-2?Q?Moravecz_L=E1szl=F3?= wrote:

>If IB know this select:
> select city, country, (select currency from country B where A.country =
>B.country) from customer A;
>
>why don't know it:
> select city, country, (select currency, country from country B where
>A.country = B.country) from customer A;
>
>eMeL
>
>
>
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