| From: | Stephan Szabo <sszabo(at)megazone23(dot)bigpanda(dot)com> |
|---|---|
| To: | Michal Durys <joe(at)anime(dot)com(dot)pl> |
| Cc: | <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Cast: timestamp to integer |
| Date: | 2003-06-12 18:05:05 |
| Message-ID: | 20030612110321.R31475-100000@megazone23.bigpanda.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
On Thu, 12 Jun 2003, Michal Durys wrote:
> Hello,
>
> I hope it's not a question for psql-novice. ;-)
>
> I'd like to convert timestamp and date fields to intergers.
> Unfortunately cast() says it's impossible:
>
> ERROR: Cannot cast type date to integer
> ERROR: Cannot cast type timestamp without time zone to integer
>
> I'm quite sure it should be possible somehow. After all timestamp is
> (AFAIR) number of seconds counted from 1970.
I believe EXTRACT has an "epoch" unit that is seconds from 1970 as a
double which you can cast to an int.
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