Re: Version 1.4 of XSV released: derivation-by-restriction experiment

Noah_Mendelsohn@lotus.com writes:

> Henry: do you have any implementation experience that would bear on the 
> practicality and scaleability of this as a general solution?  Are you 
> computing the intersection of the models, or are you just double 
> validating against both base and derived?  Thanks.

Neither.  Intersection is not what's wanted, subsumption is.

What I do is 'parse' every path through the derived type's content
model with the base type's content model.

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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Received on Monday, 12 November 2001 11:27:48 UTC