Re: BUG #4757: to_timestamp returns incorrect result - Mailing list pgsql-bugs

From Tom Lane
Subject Re: BUG #4757: to_timestamp returns incorrect result
Date
Msg-id 8009.1239485478@sss.pgh.pa.us
Whole thread Raw
In response to BUG #4757: to_timestamp returns incorrect result  ("Timofey.Asyrkin" <timoha-tim@ngs.ru>)
List pgsql-bugs
"Timofey.Asyrkin" <timoha-tim@ngs.ru> writes:
> I'm living in Italy and I have a timezone GMT+2 (summer).
> These two queries return the same result:

> 1)select TO_TIMESTAMP( '25/03/2001 02:00:00', 'dd/mm/yyyy hh24:mi:ss' );
> 2)select TO_TIMESTAMP( '25/03/2001 03:00:00', 'dd/mm/yyyy hh24:mi:ss' );

> Result: 2001-03-25 03:00:00+02

If that day is a DST transition day, those results are not wrong.
The two times are the same, and it happens that we preferentially
show that time in DST.

            regards, tom lane

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