Python Programming: An Introduction to Computer Science, 3rd Ed.
3rd Edition
ISBN: 9781590282755
Author: John Zelle
Publisher: Franklin, Beedle & Associates
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Chapter 6, Problem 5D
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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.
Chapter 6 Solutions
Python Programming: An Introduction to Computer Science, 3rd Ed.
Chapter 6, Problem 1TFChapter 6, Problem 2TFChapter 6, Problem 3TFChapter 6, Problem 4TFChapter 6, Problem 5TFChapter 6, Problem 6TFChapter 6, Problem 7TFChapter 6, Problem 8TFChapter 6, Problem 9TFChapter 6, Problem 10TF
Chapter 6, Problem 1MCChapter 6, Problem 2MCChapter 6, Problem 3MCChapter 6, Problem 4MCChapter 6, Problem 5MCChapter 6, Problem 6MCChapter 6, Problem 7MCChapter 6, Problem 8MCChapter 6, Problem 9MCChapter 6, Problem 10MCChapter 6, Problem 1DChapter 6, Problem 2DChapter 6, Problem 3DChapter 6, Problem 4DChapter 6, Problem 5DChapter 6, Problem 1PEChapter 6, Problem 2PEChapter 6, Problem 3PEChapter 6, Problem 4PEChapter 6, Problem 5PEChapter 6, Problem 6PEChapter 6, Problem 7PEChapter 6, Problem 8PEChapter 6, Problem 9PEChapter 6, Problem 10PEChapter 6, Problem 11PEChapter 6, Problem 12PEChapter 6, Problem 13PEChapter 6, Problem 14PEChapter 6, Problem 16PEChapter 6, Problem 17PE
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