I do it like this:
SELECT datums FROM jaunumi
WHERE date_part('year',datetime(datums)) = '2000' AND
date_part('month',datetime(datums)) = '08';
Where datums is a timestamp field.
Regards,
Sandis Jerics
www.mediaparks.lv
> This might seem rather silly, but could you simply do something like:
>
> select * from database
> where date_field >= '01/01/2000'::date
> and date_field < '02/01/2000'::date;
>
> Of course, if date_field could contain many different years, then this
> would not get you the result you wanted.
>
> John
>
> On Thu, 3 Aug 2000, Antti Linno wrote:
>
> > Lo.
> >
> > I'm in dire need of knowledge, how to extract data by month. Monthday
> > and year arent' important, those I can't give from perl script, but what
> > I do give to postgres are the numbers of the months. Date field is in
> > timestamp. I thought about date_trunc, but I can't think of, how to get
> > data with it. In script will be 12 queries, for each month, to get the
> > news from that month.
> > Btw, is there somewhere a manual about date_trunc, the docs that come
with
> > RH6.1 distribution are somewhat short and lacking explanation of
> > date_trunc.
> > Antti
> >
> >
>
