Re: [HACKERS] distinct. Is this the correct behaviour?
От | Vince Vielhaber |
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Тема | Re: [HACKERS] distinct. Is this the correct behaviour? |
Дата | |
Msg-id | Pine.BSF.4.05.9910210543140.5578-100000@paprika.michvhf.com обсуждение исходный текст |
Ответ на | Re: [HACKERS] distinct. Is this the correct behaviour? (sszabo@bigpanda.com) |
Ответы |
Re: [HACKERS] distinct. Is this the correct behaviour?
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Список | pgsql-hackers |
On Wed, 20 Oct 1999 sszabo@bigpanda.com wrote: > > This seems to generally work in postgres for the simple cases I tried: > select x from foo group by x order by min(y) > > Now I don't know if there are any hidden gotchas in that (or wierdness > with the spec), but it also feels better to me than using distinct in this > case as well, because it seems to explicitly describe how you want y > ordered. Hey! That works! Thanks! Just checked sybase and the original query acts identical to ours. Vince. -- ========================================================================== Vince Vielhaber -- KA8CSH email: vev@michvhf.com flame-mail: /dev/null # include <std/disclaimers.h> Have you seenhttp://www.pop4.net? Online Campground Directory http://www.camping-usa.com Online Giftshop Superstore http://www.cloudninegifts.com ==========================================================================
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