Re: Imprecision of DAYS_PER_MONTH

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От Bruno Wolff III
Тема Re: Imprecision of DAYS_PER_MONTH
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Msg-id 20050722194201.GA5032@wolff.to
обсуждение исходный текст
Ответ на Re: Imprecision of DAYS_PER_MONTH  ("Dann Corbit" <DCorbit@connx.com>)
Ответы Re: Imprecision of DAYS_PER_MONTH  (Andrew Dunstan <andrew@dunslane.net>)
Список pgsql-hackers
On Fri, Jul 22, 2005 at 12:27:50 -0700, Dann Corbit <DCorbit@connx.com> wrote:
> Apparently, the Gregorian calendar has been fixed.  From this:
> http://www.physics.uq.edu.au/people/ross/phys2081/time/calendar.htm
> 
> We have this:
> "The Gregorian calendar has been modified since (before anything could
> go wrong) to bring the Gregorian 365.2425 down to 365.2422 by cutting
> out "leap centuries" that are divisible by 4000 thus giving an accuracy
> of about one day in 20,000 years"

That's interesting. So now we will have a year 4000 problem when there
isn't a leap year as was previously scheduled.


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