Part VI. Underlying technologies
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Underlying technologies
Table of Contents
15. What is XML, and Why Should I Care?
What is XML?
A descriptive markup language
Structure in XML: elements and attributes
Closing tags required: making structure explicit
Entity References
XML declarations
Processing instructions
Comments
CDATA sections
Well-formed documents
XML vocabularies: schemas, namespaces, and validation
Advantages of XML
Companion technologies
Why should I care?
Examples of XML-based standards
Summary
Bibliography
16. What are Relational Databases, and Why Should I Care?
What are relational databases, and why should I care?
What is a database?
Types of databases
Relational databases
Relational Database Design
What is SQL?
Conclusion
17. What are Indexers and Why Should I Care?
Introduction
Some Definitions
Database and Index: Working Together
Overview
Features
Summary
Methodologies
What's in a word?
To stem or not to stem
Hide and seek
Feedback
Conclusion