Geoff Worboys wrote:

>
> I dont particularly want domain constraints applied to domains
> used in triggers and SPs. I just want the data-type, for two
> reasons...
>
> - Its convenient
>
> - It helps procedures to self-document - for example; here
> is a variable and its type (domain) tells you that this
> char(1) (or smallint or whatever) is used as a boolean.

I proposed the same more than two years ago, but the reaction from the
audience wasn't encouraging.
:-)

C.