Re: selecting random row
| От | Martijn van Oosterhout |
|---|---|
| Тема | Re: selecting random row |
| Дата | |
| Msg-id | 20020402174255.C4927@svana.org обсуждение |
| Ответ на | selecting random row (Heiko Klein <Heiko.Klein@met.no>) |
| Список | pgsql-general |
On Tue, Apr 02, 2002 at 06:57:21AM +0000, Heiko Klein wrote: > Hi, > > out of a table i.e. people: > id last first sex age address > > I would like to select a random id. Id's are a sequence, but some > peoble have been deleted, so there are several id-holes in the > table. > > Furthermore, I would like to specify the random person, like > > select 'random person id' from table where age > 60 and sex = 'm'; select * from table where age > 60 and sex = 'm' order by random() limit 1; IIRC HTH, -- Martijn van Oosterhout <kleptog@svana.org> http://svana.org/kleptog/ > Ignorance continues to thrive when intelligent people choose to do > nothing. Speaking out against censorship and ignorance is the imperative > of all intelligent people.
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