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Biographie et livres de Hugh Darwen

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Hugh Darwen was employed in IBM’s software development divisions from 1967 to 2004. In the early part of his career, he was involved in DBMS development; from 1978 to 1982, he was one of the chief architects of an IBM product called Business System 12, a product that faithfully embraced the principles of the relational model. He was an active participant in the development of the international standard for SQL (and related standards) from 1988 to 2004. Based in the UK, he currently teaches
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Téléchargez le livre : Temporal Data & the Relational Model
Temporal Data & the Relational Model

C.J. Date , Hugh Darwen , Nikos Lorentzos

Morgan Kaufmann

2002-12-03

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Temporal database systems are systems that provide special support for storing, querying, and updating historical and/or future data. Current DBMSs provide essentially no temporal features at all, but this situation is likely to change soon for a...

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