Database Normalization
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Database Normalization

Short practical guide to database normalization

About the Book

This book represents short introduction to database normalization. It starts from raw data and transform initial model to third normal form by applying specific set of rules for each stage in data normalization.

About the Author

Milan Nikic
Milan Nikic

Enterprise Java developer focused on open-source technologies with 10+ years of experience.

Table of Contents

  • Introduction
  • Raw Data
    • Unnormalized Table (UNF)
    • Tidying Up
  • First Normal Form
    • Identifying Repeating Groups
    • Removing Repeating Groups
    • Determining the Primary Key of the New Table
    • Problems With Tables in First Normal Form
  • Second Normal Form
    • Identifying Determinants That Are Part of PK
    • Removing Partial Dependencies to a New Table
    • Determining the Primary Key of the New Table
  • Third Normal Form
    • Identifying Determinants That Are Not Part of Primary Key
    • Removing partial dependencies to a new table
    • Determining the Primary Key of the New Table
  • ER Diagram
    • Entity-Relationship (ER) Diagram
  • Summary

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