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Re: A question about XML-Schema
- From: firstname.lastname@example.org (Henry S. Thompson)
- To: Murali Mani <mani@CS.UCLA.EDU>
- Date: Fri, 08 Jun 2001 08:55:48 +0100
Murali Mani <mani@CS.UCLA.EDU> writes:
> I would like to ask one slightly abstract question about w3c's proposal
> for xml-schema -- this regards restriction.
> Is restriction in xml-schema transitive?? -- in other words, if a type
> Type_B is obtained by restriction from Type_A, and Type_C is obtained by
> restriction from Type_B, then is the following statement true: "Type_C can
> always be obtained by restriction from Type_A"
It's true, because of the Unique Particle Attribution constraint.
Henry S. Thompson, HCRC Language Technology Group, University of Edinburgh
W3C Fellow 1999--2001, part-time member of W3C Team
2 Buccleuch Place, Edinburgh EH8 9LW, SCOTLAND -- (44) 131 650-4440
Fax: (44) 131 650-4587, e-mail: email@example.com