Service-Oriented Architecture: A Field Guide to Integrating XML and Web Services

Chapter 2. Introduction to XML technologies

• 2.1 Extensible Markup Language (XML) page 19

• 2.2 Document Type Definitions (DTD) page 25

• 2.3 XML Schema Definition Language (XSD) page 28

• 2.4 Extensible Stylesheet Language Transformations (XSLT) page 34

• 2.5 XML Query Language (XQuery) page 39

• 2.6 XML Path Language (XPath) page 43

Asking someone if they “know XML” is about as concise as asking whether they know how to program. Though you can isolate the XML language as a technology, it rarely ventures out into the real world unaccompanied. A closer look at any serious XML architecture will reveal a variety of supplemental technologies occupying key positions ...