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Table of Contents
Series Preface
Abstract
Introduction
1. Entities, Properties, Names, and Identification
2. Relational Representation
3. Relational Keys
3.1. Kinds of Keys
3.1.1. Candidate, Primary and Alternate Keys
3.1.2. Natural and Surrogate Keys
4. Formal Primary Key Mandate
5. Primary Key Designation
6. Keys and Constraints
7. Keys and Performance
7.1. Keys and Indexes
Conclusion
References
Appendix A: Keys in SQL
Appendix B: Duplicates and Consequences
B1. Duplicate Interpretation
B2. Duplicates in SQL
B2.1. Duplicates and Correctness
B2.2. Duplicates and Query Nestability
B2.3. Language Redundancy & Duplicates
B2.4. Duplicates and Performance Optimization
B2.5. Duplicate Removal
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