Re: SELECT DISTINCT ON bug?
От | scott.marlowe |
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Тема | Re: SELECT DISTINCT ON bug? |
Дата | |
Msg-id | Pine.LNX.4.33.0305221103580.23585-100000@css120.ihs.com обсуждение исходный текст |
Ответ на | Re: SELECT DISTINCT ON bug? (Bruno Wolff III <bruno@wolff.to>) |
Ответы |
Re: SELECT DISTINCT ON bug?
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Список | pgsql-general |
On Thu, 22 May 2003, Bruno Wolff III wrote: > On Thu, May 22, 2003 at 08:53:10 -0600, > "scott.marlowe" <scott.marlowe@ihs.com> wrote: > > > > Wouldn't we also need them around the expression on the select line? > > > > SELECT [ ALL | DISTINCT [ ON {( expression [, ...] ) } ] ] > > { * | expression [ AS output_name ] [, ...] } > > I don't think so. Where you put them you have enclosed tokens that > are only concatenated so precedence doesn't cause a problem. > The original format implies that you can have a select statement without > the SELECT keyword and that if you use the SELECT keyword you also have > to use * for the target list. sorry, I meant to put them inside the | symbol on the left. * | { expression... And I'm pretty sure I put them in the wrong place on the top line too.
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