The XML Path Language, XPath, is designed to allow the developer to select specific parts of an XML document. XPath is also used extensively with the XML query language, or XQuery. This course will cover how to use these languages to both navigate and query XML data. Specific topics covered include XPath basics, XPath functions, as well XQuery built-in and user-defined functions. Attention is also given to XQuery support in Microsoft's SQL Server relational database server.