Re: create view problem

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От Kris Jurka
Тема Re: create view problem
Дата
Msg-id Pine.BSO.4.56.0410180039480.15898@leary.csoft.net
обсуждение исходный текст
Ответ на create view problem  (Simon Moses <ks_moses@yahoo.com>)
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On Sun, 17 Oct 2004, Simon Moses wrote:

> dear sir,
> i am trying to create view with following query

This has nothing to do with JDBC or Java, so it should not be sent to the
JDBC list.

> create view salesQ as
> select * from sales, customer where sales.customerkey
> = customer.customerkey;
>
> it is giving
>
> ERROR:  column "customerkey" duplicated
>
> create view salesQ as
> select sales.*, customer.* from sales, customer where
> sales.customerkey = customer.customerkey;
>
> also giving same error.
> i cannot change field names or specify field names in
> view definition because many fields are there in both
> tables. how to create this view?
>

You need to use aliases in your SELECT...

SELECT sales.customerkey AS salescustomerkey, customer.customerkey AS
customercustomerkey, ... FROM sales, customer WHERE ...

Kris Jurka


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