Re: Does anybody use ORDER BY x USING y?

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От Martijn van Oosterhout
Тема Re: Does anybody use ORDER BY x USING y?
Дата
Msg-id 20050918205035.GF31394@svana.org
обсуждение исходный текст
Ответ на Re: Does anybody use ORDER BY x USING y?  ("John Hansen" <john@geeknet.com.au>)
Ответы Re: Does anybody use ORDER BY x USING y?  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-hackers
On Mon, Sep 19, 2005 at 06:26:10AM +1000, John Hansen wrote:
> I was actually of the impression that that was exacty what it was for:
> specifying what op(class) to use for the sort in case you wanted to use
> a non-default opclass for the type, and/or if the less-than operator
> wasn't called '<'.

That's my thought. However, the code doesn't seem to restrict you to
that so I was wondering if there was any other use out there that we
should consider supporting...
--
Martijn van Oosterhout   <kleptog@svana.org>   http://svana.org/kleptog/
> Patent. n. Genius is 5% inspiration and 95% perspiration. A patent is a
> tool for doing 5% of the work and then sitting around waiting for someone
> else to do the other 95% so you can sue them.

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