Re: Strange behavior with leap dates and centuries BC - Mailing list pgsql-hackers

From Bernd Helmle
Subject Re: Strange behavior with leap dates and centuries BC
Date
Msg-id 4BB816B094B9B1BD00502C48@imhotep.credativ.de
Whole thread Raw
In response to Re: Strange behavior with leap dates and centuries BC  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Strange behavior with leap dates and centuries BC  (Bruce Momjian <bruce@momjian.us>)
List pgsql-hackers
--On Montag, Februar 25, 2008 14:04:18 -0500 Tom Lane <tgl@sss.pgh.pa.us> 
wrote:

> The other issue is whether to throw error for year zero, rather than
> silently interpreting it as 1 BC.  I can't recall whether that behavior
> was intentional at the time, but given our current rather strict
> interpretation of date validity checking, it hardly seems like a good
> idea now.  What I suggest is that we throw error in 8.4 and beyond,
> but not back-patch that change, so as to avoid introducing a behavioral
> change in minor releases.

That sounds reasonable. I'm still trying to find out how it was managed to 
get such a date into the database, since it seems not to be intended 
behavior by the client. Maybe it's an errorneous to_date() formatting.

--  Thanks
                   Bernd


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