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WorldCat.org

1 Relational Database Model.- 1.1 Relation Schemes.- 1.2 Relation Instances.- 1.3 Database Schemes and Database Instances.- 1.4 Dynamic Schemes and Evolutions.- 1.5 Classification of Constraints.- 1.6 Example.- 1.7 Exercises.- 2 Query Systems.- 2.1 The Relational Algebra.- 2.2 The Tuple Calculus.- 2.3 SQL: Structured Query Language.- 2.4 Reduction of the Tuple Calculus to the Algebra.- 2.5 Reduction of the Algebra to SQL.- 2.6 Reduction of SQL to the Tuple Calculus.- 2.7 Exercises.- 3 Constraints.- 3.1 Some Terminology.- 3.2 Functional Dependencies.- 3.3 Multivalued Dependencies.- 3.4 Join Dependencies.- 3.5 Inclusion Dependencies.- 3.6 Tuple and Equality Generating Dependencies.- 3.7 Exercises.- 4 Vertical Decompositions.- 4.1 First Normal Form.- 4.2 Second and Third Normal Form.- 4.3 Boyce-Codd Normal Form.- 4.4 Constraint Preserving Normalization.- 4.5 Fourth and Fifth Normal Form.- 4.6 Vertical Decomposition and Consistency Checking.- 4.7 Exercises.- 5 Horizontal Decompositions.- 5.1 Horizontal Decompositions.- 5.2 The Membership and Inference Problem for Fds and Ads.- 5.3 The Inheritance of Dependencies.- 5.4 Normal Forms for Horizontal Decompositions.- 5.5 Exercises.- 6 Incomplete Information.- 6.1 Representation Systems for Existing-but-Unknown Nulls.- 6.2 Updating Relations with Existing-but-Unknown Nulls.- 6.3 Constraints in Incomplete Databases.- 6.4 Relations with No-Information Nulls.- 6.5 The Weak Instance Model.- 6.6 Exercises.- 7 The Nested Relational Database Model.- 7.1 Nested Relation Schemes and Instances.- 7.2 The Nested Relational Algebra.- 7.3 Constraints.- 7.4 The Expressiveness of the Nested Relational Algebra.- 7.5 Hierarchical Instances.- 7.6 Exercises.- 8 Updates.- 8.1 Transactions.- 8.2 Equivalent Transactions.- 8.3 Dynamic Relation Constraints.- 8.4 Axiomatization of Equivalence of Transactions.- 8.5 Exercises.

1 online resource (x, 231 pages 53 illustrations).

The book presents an overview of the most fundamental aspects of the theory that underlies the Relational Database Model. It provides exact definitions of widely accepted concepts, and also covers some recent research topics, making the book very suitable in classes on database theory

The Structure of the Relational Database Model