Consider the following relation, select the unsatisfied functional dependency (FD).AB.C2.b2.fa.f322 ifSelect one:Oa B-> BOb BC-> BCOC AB > BOd. AC-> B1.

The simplest way to identify the functional dependencies is checking whether we can uniquely…

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Consider the following relation, select the unsatisfied fun AB.C 2 b 2 d f f 3 e f 1 hf 2 2 i Select one:

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

Consider the following relation, select the unsatisfied functional dependency (FD).
AB.C
2.
b
2.
f
a.
f
3
2
2 if
Select one:
Oa B-> B
Ob BC-> BC
OC AB > B
Od. AC-> B
1.

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Questions A: How to determine FD’s hold in a relation? How to deduce all FD’s from a given set of FD’s? How to find keys based on a given set of FD’s?