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On Sat, 2015-05-02 at 00:20 +0100, Michael Kay wrote: > > > > We've made choices in the way we model XML for processing, for > example we provide a parent axis so when you are at a node, you can > find its parent. That's convenient for many kinds of processing, but > it makes it very hard for two XML trees to share a subtree, which > makes it expensive to make small modifications to a large tree. I've used two or three XML (and SGML) editors that didn't work that way exactly, in order to support entities that remain in place on export -- with the contents of each entity being shared across multiple entity references. Serna was one such editor. The XDM isn't the only possible data model for XML, of course. > I don't think there's anything in the BNF of XML or JSON that made > those different design choices inevitable. Agreed. Liam > > Michael Kay > Saxonica > _______________________________________________________________________ > > > XML-DEV is a publicly archived, unmoderated list hosted by OASIS to > support XML implementation and development. To minimize > spam in the archives, you must subscribe before posting. > > [Un]Subscribe/change address: http://www.oasis-open.org/mlmanage/ Or > unsubscribe: xml-dev-unsubscribe@l... > subscribe: xml-dev-subscribe@l... > List archive: http://lists.xml.org/archives/xml-dev/ > List Guidelines: http://www.oasis-open.org/maillists/guidelines.php
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