XML Schema 1.1 Best Practice: Positioning Additional Constraints

"Costello, Roger L." <[email protected]>
Newsgroups gmane.text.xml.schema.devel
Message-ID <[email protected]> 
Hi Folks,

ISSUE

XML Schema 1.1 allows additional constraints to be imposed on elements and attributes, above and beyond the constraints specified by their data type. Where should those additional constraints be positioned? Does an additional constraint on a descendant belong with the descendant or with an ancestor?

More ... 

http://www.xfront.com/xml-schema-1-1/best-practice/Positioning-Additional-Constraints.pdf 

Comments welcome.

/Roger
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