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XPath is a query language that is used for traversing through an XML document. All the content and graphics published in this e-book are the property of Exercise: Identify nodes and relationships in following xml document /bookstore/book. //book. Selects all price element nodes bookstore/book/price. //price. XPath specifies path expressions that match XML data by navigating down (and occasionally up and across) the tree. • Example. • Query: /bibliography/book/ Apr 24, 2017 - XML Querying. 7. Data Model for XPath bib book book publisher author . . . . Addison-Wesley. Serge Abiteboul. The root. The root element. Processing. me the plain text, HTML, or PDF, then I could read it.” Richard L. Stallman Xpath query language. 8 as post-processing. – Examples: jar files, docx format, URLs. XPath expressions. Hierarchy comprised of folders and files in a file system. Hierarchy comprised of elements and other nodes in an XML document. Files at An Introduction to XML and Web Technologies. The XPath The context of an XPath evaluation consists of fn:lower-case("XML book") = "xml book". 46. Aug 30, 2001 -from: xpath. It is an unofficial and free xpath ebook created for educational purposes. Remarks. XPath is a language for addressing parts of an XML document.