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Consider a Relational Schema R(A, B, C, D, E) with the Following

Question 17

Essay

Consider a relational schema R(A, B, C, D, E) with the following functional dependencies: A →\rightarrow B, BC →\rightarrow E, and ED →\rightarrow A.
(a) List all keys of R.
(b) Is R in 3NF?
(c) Is R in BCNF?

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(a) The keys are: ACD, BCD, an...

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