. Given the relations (RO) below and the following FDs, find all candidate keys and determine if R0 is in 3NF. If notnormalize to 3NF.a. Let R0=(A, B, C, D, E, F, G, H, J) be a relation scheme with the following dependencies:CBD; E AC; E D; G➡ J; BG → F; F→ H;1b. Let R0=(A, B, C, D, E, F, G) be a relation scheme with the following dependencies:BCEF: GAD; BDG; GABc. Let R0=(A, B, C, D, E, F) be a relation scheme with the following dependencies:C-F; E-A; ECD; AB

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candidate keys and determine if R0 is in 3NF

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

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Question

Given the relations (RO) below and the following FDs, find all candidate keys and determine if R0 is in 3NF. If not
normalize to 3NF.
a. Let R0=(A, B, C, D, E, F, G, H, J) be a relation scheme with the following dependencies:
CBD; E AC; E D; G➡ J; BG → F; F→ H;
1
b. Let R0=(A, B, C, D, E, F, G) be a relation scheme with the following dependencies:
BCEF: GAD; BDG; GAB
c. Let R0=(A, B, C, D, E, F) be a relation scheme with the following dependencies:
C-F; E-A; ECD; AB

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