| From: | Bruno Wolff III <bruno(at)wolff(dot)to> |
|---|---|
| To: | "Marc G(dot) Fournier" <scrappy(at)postgresql(dot)org> |
| Cc: | pgsql-sql(at)postgresql(dot)org |
| Subject: | Re: # of 5 minute intervals in period of time ... |
| Date: | 2005-12-14 19:13:57 |
| Message-ID: | 20051214191357.GA32563@wolff.to |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-sql |
On Tue, Dec 13, 2005 at 18:34:36 -0400,
"Marc G. Fournier" <scrappy(at)postgresql(dot)org> wrote:
>
> Is there a simpler way of doing this then:
>
> select (date_part('epoch', now()) -
> date_part('epoch', now() - '30 days'::interval)) / ( 5 * 60 );
Are you trying to do this:
select extract(epoch from '30 days'::interval) / 300;
The above works in 8.0, but I don't know for sure what it does in 8.1.
Probably it just treats days as 24 hours, similar to how months are treated
as having 30 days.
>
> ----
> Marc G. Fournier Hub.Org Networking Services (http://www.hub.org)
> Email: scrappy(at)hub(dot)org Yahoo!: yscrappy ICQ: 7615664
>
> ---------------------------(end of broadcast)---------------------------
> TIP 5: don't forget to increase your free space map settings
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Daniel Hertz | 2005-12-15 00:46:12 | Re: Multi-row update w. plpgsql function |
| Previous Message | Keith Worthington | 2005-12-14 18:22:16 | Re: Defaulting a column to 'now' |