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E-book
Author Johnston, Tom, author.

Title Bitemporal data : theory and practice / Tom Johnston
Published Waltham, MA : Morgan Kaufmann, 2014

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Description 1 online resource
Contents Cover image; Title page; Table of Contents; Copyright; Dedication; Foreword; Preface; Perspectives on the Relational Paradigm of Data; The Temporal SQL Standards: ISO 9075:2011 and TSQL2; Audience; A Companion Volume to Managing Time in Relational Databases; An Extensive Glossary; A Note on Style; Looking Forward; Acknowledgments; Chapter 1. Bitemporal Data: Preliminaries; Nontemporal, Unitemporal and Bitemporal Data; Semantics and its Implementations; Glossary List; Part 1: Theory; Part 1. Theory; Chapter 2. Time and Temporal Terminology; Time; Temporal Terminology; Glossary List
Chapter 3. The Relational Paradigm: MathematicsTables and Columns; Columns and Domains; Cartesian Products; Functions and Primary Keys; Relations; Glossary List; Chapter 4. The Relational Paradigm: Logic; Propositional Logic; Predicate Logic; Logic and the Relational Paradigm; Glossary List; Chapter 5. The Relational Paradigm: Ontology; Types and Instances; Instances and Identity; The Relational Paradigm Ontology: Aristotelian Roots; The Relational Paradigm Ontology; On Using Ontologies; Integrating the Mathematics and Ontology of the Relational Paradigm; Glossary List
Chapter 6. The Relational Paradigm: SemanticsRows, Statements, Assertions and Kindred Notions; Rows, Inscriptions and Sentences; Statements; Speech Acts; Glossary List; Chapter 7. The Allen Relationships; Why the Allen Relationships are Important; A Taxonomy of the Allen Relationships; A Binary Partitioning of the Allen Relationships Taxonomy; An Allen Relationship Thought Experiment; Glossary List; Chapter 8. Temporal Integrity Concepts and Notations; Cubes, Slices and Cells: Data in Three-Dimensional Temporal Space; Semantically Anomalous Relational Tables; Implicit Bitemporal Time
Glossary ListChapter 9. Temporal Entity Integrity; Entity Integrity; Bitemporal Entity Integrity; State-Time Entity Integrity; Conventional Entity Integrity; Glossary List; Chapter 10. Temporal Referential Integrity; Temporal Foreign Keys; Episodes; State-Time Referential Integrity; Bitemporal Referential Integrity; Conventional Referential Integrity; Glossary List; Part 2: Practice; Part 2. Practice; Chapter 11. Temporal Transactions; An Overview of Temporal Transactions; Basic Temporal Transactions on State-Time Tables; Basic Temporal Transactions on Bitemporal Tables
Whenever Temporal TransactionsTemporal Merge Transactions; Glossary List; Chapter 12. Basic Temporal Queries; Temporal Query Syntax; Bitemporal Tables and Views; Point-In-Time Range Queries; Range Queries; Glossary List; Chapter 13. Advanced Temporal Queries; A Basic Temporal Range Multi-Table Query; A Complex Temporal Range Multi-Table Query; Why Temporal Range Multi-Table Queries are Complex; Glossary List; Chapter 14. Future Assertion Time; Future Assertion Time: Semantics; Future Assertion Time: Implementation; Glossary List; Chapter 15. Temporal Requirements
Summary Bitemporal data is coming, and major database management systems are beginning to support it. You need to know what is going on ""under the hood"" and this book that will make you the expert on bitemporal data that every IT organization should have on its staff. There''s a lot more to bitemporal data than adding a second timestamp to history tables: for example, a temporal update of a single customer in a bitemporal customer table could require up to a dozen physical SQL transactions to complete. Vendors will eventually make it possible to write bitemporal transactions and bitemporal queri
Bibliography Includes bibliographical references and index
Notes Print version record
Subject Temporal databases.
Database management.
COMPUTERS -- Database Management.
Database management
Temporal databases
Form Electronic book
ISBN 9780124080553
0124080553
0124080677
9780124080676