Re: Bug with view definition?

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От Richard Huxton
Тема Re: Bug with view definition?
Дата
Msg-id 42A718CF.30608@archonet.com
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Ответ на Re: Bug with view definition?  (Sebastian Böck <sebastianboeck@freenet.de>)
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Sebastian Böck wrote:
> Richard Huxton wrote:
>
>> Sebastian Böck wrote:
>>
>>> Hello all,
>>>
>>> why is the last definition of a view not working, although the
>>> documentation says all three are equal?
>>>
>>
>>
>>> CREATE OR REPLACE VIEW not_working AS
>>>    SELECT one.*
>>>    FROM one.one, two.two
>>>    JOIN join1 ON join1.id = one.id;
>>
>>
>>
>> I think it's trying to join "two" to "join1" - try
>>    ...FROM two.two, one.one
>>    JOIN join1...
>
>
> Sure, but the problem still exists if you want to join with table one
> and table two.

Sorry - hadn't read the initial post carefully enough, and didn't see
the unconstrained join on one,two. Since "JOIN" has a high precedence
you'll want to force the issue with a subselect:

SELECT *
FROM (
   SELECT one.* FROM one.one, two.two
) AS dummy
JOIN join1 ON join1.id = dummy.id

--
   Richard Huxton
   Archonet Ltd


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