Database in Depth: Relational Theory for Practitioners
Database in Depth: Relational Theory for Practitioners
ISBN: 0596100124
EAN: 2147483647
EAN: 2147483647
Year: 2006
Pages: 127
Pages: 127
Authors: C.J. Date
- Database in Depth
- Database in Depth
- Dedicated to the memory of E.F.Codd
- Copyright
- Foreword
- What Makes This Book Different?
- Further Preliminaries
- Conventions Used in This Book
- Using Code Examples
- Safari Enabled
- Comments and Questions
- Acknowledgments
- Chapter One. Introduction
- A Remark on Terminology
- Principles, Not Products
- A Review of the Original Model
- Model Versus Implementation
- Properties of Relations
- Relations Versus Relvars
- Values Versus Variables
- Summary
- Exercises
- Chapter Two. Relations Versus Types
- Domain-Constrained Comparisons
- Data Value Atomicity
- So What s a Type?
- Scalar Versus Nonscalar Types
- Summary
- Exercises
- Chapter Three. Tuples and Relations
- What s a Tuple?
- Some Important Consequences
- What s a Relation?
- Further Important Consequences
- Why Duplicate Tuples Are Prohibited
- Why Nulls Are Prohibited
- TABLE_DUM and TABLE_DEE
- Summary
- Exercises
- Chapter Four. Relation Variables
- Updating Is Set-at-a-Time
- More on Candidate Keys
- More on Foreign Keys
- More on Views
- Relvars and Predicates
- More on Relations Versus Types
- Summary
- Exercises
- Chapter Five. Relational Algebra
- More on Closure
- The Original Operators
- Evaluating SQL Expressions
- Extend and Summarize
- Group and Ungroup
- Expression Transformation
- Relational Comparisons
- More on Relational Assignment
- The ORDER BY Operator
- Summary
- Exercises
- Chapter Six. Integrity Constraints
- Type Constraints
- Database Constraints
- Transactions
- Why Database Constraint Checking Must Be Immediate
- But Doesn t Some Checking Have to Be Deferred?
- Constraints and Predicates
- Miscellaneous Issues
- Summary
- Exercises
- Chapter Seven. Database Design Theory
- The Place of Design Theory
- Functional Dependencies and BoyceCodd Normal Form
- Join Dependencies and Fifth Normal Form
- Two Cheers for Normalization
- Orthogonality
- Some Remarks on Physical Design
- Summary
- Exercises
- Chapter Eight. What Is the Relational Model?
- The Relational Model Defined
- Objectives of the Relational Model
- Some Database Principles
- The Relational Model Versus Others
- What Remains to Be Done?
- Summary
- Exercises
- Appendix A. A Little Bit of Logic
- Propositions
- Predicates
- Quantification
- Free and Bound Variables
- More on Quantification
- Database Constraints
- Queries
- Some Equivalences
- Summary
- Appendix. Suggestions for Further Reading
- Colophon
- ABOUT THE AUTHOR
- COLOPHON
- Index
- index_SYMBOL
- index_A
- index_B
- index_C
- index_D
- index_E
- index_F
- index_G
- index_H
- index_I
- index_J
- index_K
- index_L
- index_M
- index_N
- index_O
- index_P
- index_Q
- index_R
- index_S
- index_T
- index_U
- index_V
- index_W
- index_X
Database in Depth: Relational Theory for Practitioners
ISBN: 0596100124
EAN: 2147483647
EAN: 2147483647
Year: 2006
Pages: 127
Pages: 127
Authors: C.J. Date
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