Re: Imprecision of DAYS_PER_MONTH

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Greg Stark <gsstark(at)mit(dot)edu>
Cc: Tino Wildenhain <tino(at)wildenhain(dot)de>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, "Marc G(dot) Fournier" <scrappy(at)postgresql(dot)org>
Subject: Re: Imprecision of DAYS_PER_MONTH
Date: 2005-07-21 20:34:30
Message-ID: 200507212034.j6LKYUM15785@candle.pha.pa.us
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Greg Stark wrote:
>
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
>
> > > > BTW, if you actually wanted to improve readability, defining a
> > > > SECS_PER_YEAR value and replacing the various occurrences of
> > > > "36525 * 864" with it would help.
> > > >
> > > IIRC the number of seconds in a year is far from a constant.
> >
> > Yes, I added a comment mentioning that we don't track leap seconds.
> > And this doesn't handle crossing uneven daylight savings time intervals.
>
> It doesn't even represent leap years, never mind leap seconds.

Good, point, mention added.

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