Consider the following set of FD's: F = {A → B, B → A, A → C, C → A}. Which of the following sets of FD's is NOT a minimal basis (canonical cover) for F?

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
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Consider the following set of FD's:
F%3D {A — В, В — А, А — С, С — A}.
Which of the following sets of FD's is NOT a minimal basis (canonical cover) for F?
Select one:
F%3D {A — В, В — С, С — В, С — А}
F 3D (A — С, с ъ В, В — А}
F%3D {С — В, В — С, А — С, С — А}
F%3D {A — В, В — С, С — А}
Transcribed Image Text:15 of 40 Consider the following set of FD's: F%3D {A — В, В — А, А — С, С — A}. Which of the following sets of FD's is NOT a minimal basis (canonical cover) for F? Select one: F%3D {A — В, В — С, С — В, С — А} F 3D (A — С, с ъ В, В — А} F%3D {С — В, В — С, А — С, С — А} F%3D {A — В, В — С, С — А}
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