Re: Select distinct question ... complicated
От | John Liu |
---|---|
Тема | Re: Select distinct question ... complicated |
Дата | |
Msg-id | NDBBKKKHILOHGHNKGOCEIEODFNAA.johnl@emrx.com обсуждение исходный текст |
Ответ на | Select distinct question ... complicated (The Pennant Shop <vicmogroup@yahoo.com>) |
Список | pgsql-hackers |
It's easier to create a simple pgsql function to do this ... johnl > -----Original Message----- > From: pgsql-hackers-owner@postgresql.org > [mailto:pgsql-hackers-owner@postgresql.org]On Behalf Of The Pennant Shop > Sent: Wednesday, August 06, 2003 2:06 PM > To: pgsql-hackers@postgresql.org > Subject: [HACKERS] Select distinct question ... complicated > > > Hi , > > I have a table: > item location > aaa 10 > aaa 20 > bbb 10 > bbb 10 > ccc 10 > ccc 20 > > I need to select distinct items where locations are > the same. So result set should look like: > item loation > bbb 10 > Already spent 7 hours on this one. > > Thanks a lot / Alex > > > > __________________________________ > Do you Yahoo!? > Yahoo! SiteBuilder - Free, easy-to-use web site design software > http://sitebuilder.yahoo.com > > ---------------------------(end of broadcast)--------------------------- > TIP 8: explain analyze is your friend
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