In this assignment, you will analyze the role of data normalization in avoiding the three types of modification anomalies.

According to Edgar F. Codd, the inventor of the relational model of database design, one of the objectives of data normalization is to free the database of modification anomalies. In particular, normalization seeks to prevent three types of modification anomalies:

  • Update anomalies
  • Insertion anomalies
  • Deletion anomalie

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