Why Normalization?

• Need standardized data definition

  • Advantages of DBMS require careful design
  • Define data correctly and the rest is much easier
  • It especially makes it easier to expand database later
  • Method applies to most models and most DBMS

• Similar to Entity-Relationship

• Similar to Objects (without inheritance and methods)

• Goal: Define tables carefully

  • Save space
  • Minimize redundancy
  • Protect data

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