On Thu, Aug 23, 2012 at 3:42 PM, Tom Lane <t...@sss.pgh.pa.us> wrote:
> Magnus Hagander <mag...@hagander.net> writes:
>> postgres=# select to_timestamp('2012-08-01', 'yyyy-mm-dd');
>> to_timestamp
>> ------------------------
>> 2012-08-01 00:00:00+02
>
>> postgres=# select to_timestamp('2012-08-00', 'yyyy-mm-dd');
>> to_timestamp
>> ------------------------
>> 2012-08-01 00:00:00+02
>
>> postgres=# select to_timestamp('2012-00-00', 'yyyy-mm-dd');
>> to_timestamp
>> ------------------------
>> 2012-01-01 00:00:00+01
>
>> Should we really convert 00 to 01?
>
> to_timestamp is intentionally pretty loose. Personally, if I wanted
> sanity checking on a date string in any common format, I would just
> cast the string to timestamp(tz), and *not* use to_timestamp.
Shouldn't we put at least a note, and IMO even a *warning* in the docs
saying that it is like this? (or am I missing one we have) It's not
really consistent with how most of postgres works :)
--
Magnus Hagander
Me: http://www.hagander.net/
Work: http://www.redpill-linpro.com/
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