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The top documents tagged [allowable instance r]
16Norm2
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Functional Dependencies R&G Chapter 19 Science is the knowledge of consequences, and dependence of one fact upon another. Thomas Hobbes (1588-1679 )
220 views
Database Management Systems, R. Ramakrishnan and J. Gehrke1 Schema Refinement and Normal Forms Chapter 19
233 views
Schema Refinement and Normal Forms. The Evils of Redundancy v Redundancy is at the root of several problems associated with relational schemas: – redundant
218 views
Schema Refinement and Normalization Nobody realizes that some people expend tremendous energy merely to be normal. Albert Camus
218 views
Schema Refinement and Normal Forms
48 views
Schema Refinement and Normalization. Functional Dependencies (Review) A functional dependency X Y holds over relation schema R if, for every allowable
237 views
Review
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Functional Dependencies and Normalization
71 views
Schema Refinement and Normal Forms Jianlin Feng School of Software SUN YAT-SEN UNIVERSITY courtesy of Joe Hellerstein for some slides
212 views
Normal Forms1. 2 The Problems of Redundancy Redundancy is at the root of several problems associated with relational schemas: Wastes storage Causes problems
221 views
Schema Refinement and Normal Forms Chapter 19 1 Database Management Systems 3ed, R.Ramakrishnan & J.Gehrke
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