Link: http://www.stylusstudio.com/xquery_primer.html
Source Author or Organization: Stylus Studio

Learn XQuery in 10 Minutes is the first XQuery tutorial in a series of articles by Dr. Michael Kay, which includes articles about the XQuery FLWOR construct and Schema-Aware XQuery. This XQuery tutorial is a great Introduction to XQuery for developers who need to keep up with the latest XML technologies but don't have a lot of time on their hands. Learn XQuery in 10 Minutes covers the following topics:

• Some general background information about the purpose of XQuery
• Getting started with XQuery
• Writing and executing your first XQuery expression
• XQuery Examples
• How to access XML Documents with XQuery
• An introduction to the XQuery FLWOR language construct
• Writing and debugging an XQuery that produces XML output
• Understanding the relationship between XQuery and XPath
• Using XQuery with Relational Databases