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by Philip Wadler, Jim Tivy, Jérôme Siméon, Michael Rys, Jonathan Robie, Michael Kay
XQuery from the Experts: A Guide to the W3C XML Query Language
Copyright
Preface
Contributors
Acknowledgments
Basics
XQuery: A Guided Tour
Sample Data: A Bibliography
Data Model
Literals and Comments
Input Functions
Locating Nodes: Path Expressions
Creating Nodes: Element, Attribute, and Document Constructors
Combining and Restructuring Nodes
Operators
Built-in Functions
User-Defined Functions
Variable Definitions
Library Modules
External Functions and Variables
Types in XQuery
Summary
Background
Influences on the Design of XQuery
The Need for an XML Query Language
Basic Principles
The Query Data Model
Related Languages and Standards
Watershed Issues
Conclusion
XQuery, XPath, and XSLT
XSLT: A Quick Introduction
XPath 1.0
Why Was a New Query Language Needed?
Convergence: XPath 2.0
XSLT and XQuery Compared
Optimization Techniques
Conclusion
Formal Underpinnings
Static Typing in XQuery
The Benefits of Static Typing
An XQuery Programming Scenario
Getting Started with Types
Literals and Operators
Variables
Functions
Conditionals
Path Expressions
Predicates
FLWOR Expressions
Element Construction
Validation Context
Validation Mode
A Final Example: Grouping
Conclusions
Introduction to the Formal Semantics
The Benefits of a Formal Semantics
Getting Started with the Formal Semantics
Learning More about XQuery
The Forest through the Trees
Databases
Mapping between XML and Relational Data
Framing the Problem
LOB or Compose?
Composition Techniques: Common Concepts
Composition Techniques: Examples
Shredding
Implementation Concepts
Conclusion
Integrating XQuery and Relational Database Systems
Getting Started
Relational Storage of XML: The XML Type
Integrating XQuery and SQL: Querying XML Datatypes
Physical Mappings of XQuery
Top-Level XQuery
Conclusion and Issues
A Native XML DBMS
What Is XML Data?
Interfaces to a Native XML Database
Full-Text Search in a Native XML Database
Sample Applications
Conclusion
References
Glossary
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Summary
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Influences on the Design of XQuery
Part II: Background
Influences on the Design of XQuery
XQuery, XPath, and XSLT
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