Introduction to Programming with C++
3rd Edition
ISBN: 9780133252811
Author: Y. Daniel Liang
Publisher: Prentice Hall
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Chapter 6, Problem 30PE
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Don't use chatgpt or any other AI
Don't use chatgpt or any other AI
Given a relation schema R = (A, B, C, D, E,G) with a set of functional dependencies
F {ABCD
BC → DE
B→ D
D→ A}.
(a) Show that R is not in BCNF using the functional dependency A → BCD.
(b) Show that AG is a superkey for R
(c) Compute a canonical cover Fc for the set of functional dependencies F. Show your work.
(d) Give a 3NF decomposition of R based on the canonical cover found in (c). Show your
work.
(e) Give a BCNF decomposition of R using F. Show your work.
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