Re: Question about restricting the number of rows
От | Stephen Ingram |
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Тема | Re: Question about restricting the number of rows |
Дата | |
Msg-id | 20020220212318.SYRC29054.femail24.sdc1.sfba.home.com@there обсуждение исходный текст |
Ответ на | Re: Question about restricting the number of rows (Mo Holkar <pgsql@digitalmindgames.com>) |
Список | pgsql-novice |
On Wednesday 20 February 2002 04:05 pm, Mo Holkar wrote: > At 20:03 20/02/02, Steve wrote: > >Hi, > > > >If I am running a query I know could return 1000's of rows; > >is there a PG way to say to just return the first, say, 50 rows? > > Like this: > > SELECT * FROM table LIMIT 50; > > If you wanted rows 51-100 you'd use > > SELECT * FROM table LIMIT 50 OFFSET 50; > > and in general LIMIT n OFFSET m will return rows from m+1 to m+n inclusive. > > Bear in mind though that for 'the first 50' to be meaningful you'll likely > have to be using an ORDER BY clause. > > best, > > Mo > Thanks Mo (and everyone). I was using a distinct in my case and the results are just what I need! =:o) steve > > > > Mo Holkar > Digital Mind Games -- log on to take over > mo.holkar@digitalmindgames.com > http://www.digitalmindgames.com > > > ---------------------------(end of broadcast)--------------------------- > TIP 6: Have you searched our list archives? > > http://archives.postgresql.org
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