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Temporal data and the relational model

Author: C J Date; Hugh Darwen; Nikos A Lorentzos
Publisher: San Francisco, Calif. : Morgan Kaufmann, 2003.
Edition/Format:   Book : EnglishView all editions and formats
Database:WorldCat
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Temporal database systems are systems that provide special support for storing, querying, and updating historical and/or future data. This book provides a description of the foundations and  Read more...

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Document Type: Book
All Authors / Contributors: C J Date; Hugh Darwen; Nikos A Lorentzos
ISBN: 1558608559 9781558608559
OCLC Number: 488381386
Description: xxii, 422 p. ill. ; 24cm.
Contents: Preface. Part I Preliminaries: A Review of Relational Concepts. An Overview of Tutorial D. Part II Laying the Foundation: Time and the Database. What Is the Problem? Intervals. Opeartors on Intervals. The EXPAND and COLLAPSE Operators. The PACK and UNPACK Operators. Generalizing the Relational Operators. Part III Building on the Foundations: Database Design. Integrity Constraints I: Candidate Keys and Related Constraints. Integrity Constraints II: General Constraints. Database Queries. Database Updates. Stated Times and Logged Times. Point and Interval Types Revisited. Appendixes: Implementation Considerations. Generalizing the EXPAND and COLLAPSE Operators. References and Bibliography. Index.
Responsibility: by C.J. Date, Hugh Darwen and Nikos A. Lorentzos.

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