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2. For a given relation R (A, B, C, D, E), we have the following functional dependencies: A->B, B->D, C D, E>D, (BC)->E i) Please
2. For a given relation R (A, B, C, D, E), we have the following functional dependencies: A->B, B->D, C D, E>D, (BC)->E i) Please use functional dependency analysis to identify the candidate keys. (Tip: to save your time, consider only the following closures: A', B', C, D'. E. (AB)', (AC) , (AD) '. (AE). (BC)+, (BD)', (BE)). (4pts) ii) Then, decompose it to BCNF if possible. (3pts)
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Logic In Databases International Workshop Lid 96 San Miniato Italy July 1 2 1996 Proceedings Lncs 1154
Authors: Dino Pedreschi ,Carlo Zaniolo
1st Edition
3540618147, 978-3540618140
