Mathematics, 10.04.2020 17:55, chambersjamal05

For a relation R with schema R (A, B, C, D), let us assume that A is the primary key. And, R consists of the set of functional dependencies F = {A → B, A → C, AB → C, C → D}.
Which of the following would violate the 3NF rule? Why?
(a) AB → C
(b) C → D
(c) A → BCD
(d) None of the above

Answers: 1

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For a relation R with schema R (A, B, C, D), let us assume that A is the primary key. And, R consist...