Re: How to GROUP results BY month
От | A. Kretschmer |
---|---|
Тема | Re: How to GROUP results BY month |
Дата | |
Msg-id | 20080716053910.GC2323@a-kretschmer.de обсуждение исходный текст |
Ответ на | Re: How to GROUP results BY month (Mark Roberts <mailing_lists@pandapocket.com>) |
Ответы |
Re: How to GROUP results BY month
Re: How to GROUP results BY month |
Список | pgsql-sql |
am Tue, dem 15.07.2008, um 18:15:07 -0700 mailte Mark Roberts folgendes: > > On Tue, 2008-07-15 at 14:31 +0200, A. Kretschmer wrote: > > am Tue, dem 15.07.2008, um 13:12:39 +0100 mailte Oliveiros Cristina folgendes: > > > Howdy, all, > > > > > > I have a problem. > > > > > > I have a table which one of the fields is of type date. > > > > > > I need to obtain the totals of the other fields in a by-month basis > > > IS there any easy way to do this using the GROUP BY or any other construct? > > > > ... group by extract(month from date) > > > > > > Andreas > > It's worth noting that extract(month from timestamp) returns a month_no, and thus will not be suitable for grouping queriesthat span years. Right, but that wasn't the question... Andreas -- Andreas Kretschmer Kontakt: Heynitz: 035242/47150, D1: 0160/7141639 (mehr: -> Header) GnuPG-ID: 0x3FFF606C, privat 0x7F4584DA http://wwwkeys.de.pgp.net
В списке pgsql-sql по дате отправления: