On Mon, Feb 20, 2006 at 19:24:05 +0100,
Karsten Hilbert <Karsten.Hilbert@gmx.net> wrote:
>
> I *could*, of course, use something like '999 years' as a
> special value to indicate "no upper limit" figuring that no
> one is going to live that long in the foreseeable future.
I would think that specifying a value well beyond the current life
expectency for people would be the simplest solution. Since it doesn't
have to be treated like a magic value and can used consistantly with
other values in the same column.