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New XQuery / XPath Working Drafts

  • From: Jonathan Robie <jonathan.robie@redhat.com>
  • To: "'XML Developers List'" <xml-dev@lists.xml.org>
  • Date: Tue, 15 Dec 2009 15:56:35 -0500

New XQuery / XPath Working Drafts
The XQuery working Group has just published new versions of the 
following specifications:

XQuery 1.1: An XML Query Language

XQueryX 1.1

XQuery 1.1 Requirements

These include a number of significant new XQuery features, including:

* group by clause in FLWOR Expressions
* tumbling window and sliding window in FLWOR Expressions
* count clause in FLWOR Expressions
* allowing empty in 3.8.2 For Clause (for functionality similar to
   outer joins in SQL)
* try/catch expressions
* Dynamic function invocation
* Inline functions
* Private functions
* Nondeterministic functions
* Switch expressions
* Computed namespace constructors
* Output declarations

The XQuery and XSL Working Groups have published First Public Working 
Drafts of the following specifications:

XPath 2.1

XQuery and XPath Data Model 1.1

XPath and XQuery Functions and Operators 1.1

XSLT and XQuery Serialization 1.1


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