Learn about the XQuery function avg() that returns the average of a specified sequence of numbers. All the types of the atomized values that are passed to avg() have to be a subtype of exactly one of ...

Learn how to use the XQuery id function to return a sequence of elements in the XML instance, in document order, with the supplied xs:IDREF values. Returns the sequence of element nodes with xs:ID ...

If you set out to explore XQuery, the XML query language, you’ll soon encounter a collection of examples, or use-cases, that show how XQuery can query and transform XML data. These scenarios are ...

Abstract: The World Wide Web Consortium has convened a working group to design a query language for Extensible Markup Language (XML) data sources. This new query language, called XQuery, is still ...