> Alain DESEINE wrote:
> > I propose that XSD shall implement a simple METADATA mechanism. This can
> > be very usefull for implementors who need to store some informations
> > about Elements and/or attribute that are not especially interesting for
> > other implementors.
>
> I think that this is what requirement 9 is about:
>
> > 9. XSD shall include mechanisms for extending the information included in
> > SDDs.
The W3C Note of 10 Feb 1998 http://www.w3.org/TR/NOTE-webarch-extlang
("Web Architecture: Extensible Languages") might be a useful source of
ideas here. The note suggests a much more ambitious project than XSD, but
is I think worth reading as context.
Dan