Consider a relation R(A,B,C,D,E). Given FDs: A -> D, B -> E, D -> C, E -> A. What are the closures of A, B,
Consider a relation R(A,B,C,D,E). Given FDs: A -> D, B -> E, D -> C, E -> A.
What are the closures of A, B, C, D, E respectively?
What are the keys?
Is there any BCNF violation?
If so, decompose till when there is no 3NF violations, if possible.
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Authors: Philip J. Pratt, Joseph J. Adamski
4th Edition
0619064625, 978-0619064624
