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XML Schema 1.1 Best Practice: Positioning Additional Constraints

From: Costello, Roger L. <costello@mitre.org>
Date: Sat, 26 Mar 2011 12:29:43 -0400
To: "xmlschema-dev@w3.org" <xmlschema-dev@w3.org>
Message-ID: <9E51F88D5247B648908850C35A3BBB500530657ABE@IMCMBX3.MITRE.ORG>
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
Received on Saturday, 26 March 2011 16:30:20 GMT

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