Abstract
At the end of this chapter the reader will be able to:
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Define the idea of a universe of discourse
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Distinguish between the intension and extension of a database
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Define the concept of data integrity and integrity constraints
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Discuss the issues of transactions, states and update functions
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Relate the idea of a data model
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Introduce the multi-user and distributed nature of contemporary database systems
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References
Kent, W. (1978). Data and Reality. Amsterdam, North-Holland.
Winston, P.H. (1984). Artificial Intelligence. Reading, MA, Addison-Wesley.
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© 2004 Paul Beynon-Davies
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Beynon-Davies, P. (2004). Database Systems as Abstract Machines. In: Database Systems. Palgrave, London. https://doi.org/10.1007/978-0-230-00107-7_1
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DOI: https://doi.org/10.1007/978-0-230-00107-7_1
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