Data models in database management
Published 1 January 1980
E. F. Codd
Citations114
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TL;DR
A model is a collection of rules that implicitly or explicitly define the set of consistent database states or changes of state or both and may sometimes be expressed as insert-update-delete rules.
Abstract
It is a combination of three components: 1) a collection of data structure types (the building blocks of any database that conforms to the model)
Keywords
Computer Science