Understanding XML and Internet Databases: Key Concepts and Query Techniques

DESCRIPTION

This chapter delves into the XML hierarchical data model, emphasizing well-formed and valid XML documents alongside DTD and XML Schema. It covers various approaches for storing XML documents, extracting XML data from relational databases, and methods for converting graph structures into tree formats. Additionally, it discusses essential tools and query languages such as XPath for path expression specification and XQuery for executing complex queries on XML data. This knowledge is crucial for effectively managing and querying XML in the context of Internet databases.

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Mar 18, 2014

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Understanding XML and Internet Databases: Key Concepts and Query Techniques

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Chapter 26 XML and Internet Databases
XML Hierarchical (Tree) Data Model
XLM Documents, DTD, and XML Schema • Well-Formed and Valid XML Documents and XML DTD • XML Schema
XML Documents and Databases • Approaches to Storing XML Documents • Extracting XML Documents from Relational Databases • Breaking Cycles to Convert Graphs into Trees • Other Steps for Extracting XML Documents from Databases
XML Query • XPath: Specifying Path Expressions in XML • XQuery: Specifying Queries in XML
Summary