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Explain what normal form the relation is in. b) Apply normalization until the 3rd State reasons behind each

Explain what normal form the relation is in. b) Apply normalization until the 3rd State reasons behind each

A Guide to SQL
A Guide to SQL
9th Edition
ISBN:9781111527273
Author:Philip J. Pratt
Publisher:Philip J. Pratt
Chapter2: Database Design Fundamentals
Section: Chapter Questions
Problem 11RQ
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Consider the following relational schema for a library database:

Book (Title, Author, Catalog_no, Publisher, Year, Price, bookCoverType, contractDate)

Collection (Title, Author, Catalog_no)

Assume {Author, Title} is the key for both relations

 

Additional functional dependencies are

  1. Title,Author --> Catalog_no
  2. Catalog_no --> Publisher, Year, bookCoverType
  3. Publisher, bookCoverType --> Price
  4. Author --> contractDate

 

a) Explain what normal form the relation is in.

b) Apply normalization until the 3rd State reasons behind each normalization

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