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Consider the relation R(A,B,C) with the functional dependencies: B A, CA, and AB C. a) Show the minimal cover is the set F = {B C, CA}.

Consider the relation R(A,B,C) with the functional dependencies: B A, CA, and AB C. a) Show the minimal cover is the set F = {B C, CA}.

Database System Concepts
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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Consider the relation R(A,B,C) with the functional dependencies: BA, C-A, and AB C. Show the minimal cover is the set F = (B C, CA}. a) b) Obtain a lossless-join decomposition of the relation R. c) Determine the projection of F onto each of the relations obtain in Step (b) above d) Decompose the relation R into a set of lossless-join dependency-preserving 3NF relations.
Transcribed Image Text:Consider the relation R(A,B,C) with the functional dependencies: BA, C-A, and AB C. Show the minimal cover is the set F = (B C, CA}. a) b) Obtain a lossless-join decomposition of the relation R. c) Determine the projection of F onto each of the relations obtain in Step (b) above d) Decompose the relation R into a set of lossless-join dependency-preserving 3NF relations.
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