Question
1. Discuss insertion, deletion, and modification anomalies. Why are they considered bad? Illustrate with examples. 2. What is meant by the closure of a set
1. Discuss insertion, deletion, and modification anomalies. Why are they considered bad? Illustrate with examples.
2. What is meant by the closure of a set of functional dependencies?
Step by Step Solution
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There are 3 Steps involved in it
Step: 1
1 While designing a database out of an entityrelationship model the main problem existing in that raw database is redundancy Redundancy is storing the same data item in more one place A redundancy cre...
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Step: 2
Step: 3
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Brock Biology of Microorganisms
Authors: Michael Madigan, John Martinko, Kelly Bender, Daniel Buckley
14th edition
978-0-321-8970, 321897390, 0-321-89707-2, 978-0321897398
