Junior SQL

What is normalization in databases?

Why is it important?

  • Normalization is the process of organizing the data in a database to reduce

redundancy and dependency by dividing large tables into smaller ones and linking

them with relationships.

Importance:

  • Reduces Data Redundancy: Ensures data is only stored once.
  • Improves Data Integrity: Ensures consistency and correctness of data.
  • Simplifies Updates: Easier to maintain and modify data without affecting the

entire system.

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