On Fri, Oct 29, 2004 at 11:14:31 -0600,
Guy Fraser <guy(at)incentre(dot)net> wrote:
>
> 1 day should always be calculated as 24 hours, just as an hour
> is calculated as 60 minutes...
If you want 24 hours you can use 24 hours. Days are not constant length,
just like months aren't constant length.
> Since interval does not store an actual time range, it is not sensitive to
> daylight savings.
When inetervals are added or subtracted from timestamps there is an actual
time range which makes DST transitions relevant.