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by Per Bothner
October 16, 2002
The W3C is finalizing the XQuery specification, aiming for a final release in late 2002. XQuery is a powerful and convenient language designed for processing XML data. That means not only files in XML format, but also other data including databases whose structure -- nested, named trees with attributes -- is similar to XML.
XQuery is an interesting language with some unusual ideas. This article provides a high level view of XQuery, introducing the main ideas you should understand before you go deeper or actually try to use it.
read more: http://www.xml.com/pub/a/2002/10/16/xquery.html