On Tue, Oct 27, 2009 at 05:01:00PM +0000, Tim Landscheidt wrote:
> Sam Mason <sam(at)samason(dot)me(dot)uk> wrote:
> > any definition of "division" I've ever been able to think of [is]
> > ill defined
>
> Yep, you would probably need some safety margin and add a
> "WHERE" clause. I should have thought about that earlier as
> I recently stumbled (again) over why "INTERVAL / INTERVAL"
> was not defined.
Not sure what you mean by a "safety margin", but I don't think it would
help much. Hours are defined using seconds (they're *always* 3600
seconds long, but, say, a day isn't *always* 24 hours long) so I don't
see what a safety margin would do.
--
Sam http://samason.me.uk/