Re: Identity constraint questions

Jeni Tennison <jeni@jenitennison.com> writes:

> Henry,
> 
> > If you take away a constraint, you _add_ to the set of valid
> > instances! The subset requirement should run the _other way_!
> 
> That *would* make more sense :) But would that mean that you'd have to
> repeat all your identity constraint definitions in the restriction
> (leading to duplicate identity constraint names) or would they somehow
> 'inherit' from one local element declaration to another?
> 
> (Is there something to be said for making identity constraints schema
> components in the same vein as type definitions - have named ones
> defined at the top level and referenced from element declarations;
> have anonymous ones within element declarations?)

Yes and now -- they are so context-bound. . . -- I think I prefer the
'copying-down' option.

ht
-- 
  Henry S. Thompson, HCRC Language Technology Group, University of Edinburgh
          W3C Fellow 1999--2001, part-time member of W3C Team
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	    Fax: (44) 131 650-4587, e-mail: ht@cogsci.ed.ac.uk
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Received on Friday, 23 November 2001 04:59:34 UTC