Consider the universal relation R = {A. B. C, D, E, F, G, H, I, J} and the set of functional dependencies F ={{A, B}→(C), (A)→{D, E), (B) (F). (F)-(G, H), [D) (I, J}}.%3D!3!Which of the following functional dependency violates 2NF? (Choose all that apply)O (A, B)->(C)O IAID, E)(B)-(F)O (F)>(G, H)O (D)(I, J)

A functional dependency x->y is said to be partial functional dependency if X is part of key or…

Consider thne universal relation R (AB. E F, G, H, I. JJ and the set of functional dependencies F = {{A, B)→(C), (A)-→{D, E), [B}→(F), (F)>(G, H), [D)→{I. J}). Which of the following functional dependency violates 2NF? (Choose all that apply) O (A. B)-(C) O IA)(D, E}

Consider thne universal relation R (AB. E F, G, H, I. JJ and the set of functional dependencies F = {{A, B)→(C), (A)-→{D, E), [B}→(F), (F)>(G, H), [D)→{I. J}). Which of the following functional dependency violates 2NF? (Choose all that apply) O (A. B)-(C) O IA)(D, E}

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

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Consider the universal relation R = {A. B. C, D, E, F, G, H, I, J} and the set of functional dependencies F =
{{A, B}→(C), (A)→{D, E), (B) (F). (F)-(G, H), [D) (I, J}}.
%3D
!3!
Which of the following functional dependency violates 2NF? (Choose all that apply)
O (A, B)->(C)
O IAID, E)
(B)-(F)
O (F)>(G, H)
O (D)(I, J)

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