Altova Mailing List Archives>Archive Index >xmlschema-dev Archive Home >Recent entries >Thread Prev - Re: XML Schema and EBNF [Thread Next] RE: XML Schema and EBNFTo: "'Pete Cordell'" <petexmldev@---------.--->, "'Suresh Joshee'" <sjoshee@-----.---> Date: 6/6/2008 5:49:00 PM > > Actually I wanted to describe mutations in XML Schema > preferably using Z > > notations. To describe mutations, I need formal > description of language > > preferably in BNF (EBNF). Is it good idea to use DTD for > the XML Schema at > > the start point and add more constraint rules that is not > included in DTD definitions. I don't really understand what you want to do, but I would suggest that you model schemas at the level of a collection of schema components, and not at the level of the grammar for schema documents. This will make your life much simpler by removing many superficial variations. Michael Kay http://www.saxonica.com/ | ||||||
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