| From: | "Heikki Linnakangas" <heikki(at)enterprisedb(dot)com> |
|---|---|
| To: | "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | "Mikko Tiihonen" <mikko(dot)tiihonen(at)iki(dot)fi>, <pgsql-bugs(at)postgresql(dot)org> |
| Subject: | Re: BUG #2768: dates before year 1600 in timestamptz column give strange results |
| Date: | 2006-11-21 11:00:49 |
| Message-ID: | 4562DC61.30502@enterprisedb.com |
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| Thread: | |
| Lists: | pgsql-bugs |
Tom Lane wrote:
> "Mikko Tiihonen" <mikko(dot)tiihonen(at)iki(dot)fi> writes:
>> PostgreSQL compiled with intdatetime=off
>> stamp
>> ----------------------------------
>> 0134-05-06 08:52:26.123459+01:39
>> 2134-05-06 09:12:34.123456+02
>> (2 rows)
>
> [ shrug... ] Floating-point timestamps are not perfectly accurate; the
> further away you go from 2000-01-01, the less so.
Agreed.
> The weird offset from GMT is probably a function of your local timezone, which you didn't
> mention.
Most likely "Europe/Helsinki". I can reproduce the problem with that:
postgres=# set time zone 'Europe/Helsinki';
SET
postgres=# SELECT * FROM tester;
stamp
-------------------------------------
0134-05-06 08:52:26.123459+01:39:52
2134-05-06 09:12:34.123456+02
(2 rows)
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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