Chapter 4.1 : Basic Concepts

April 1st, 2008 / DB212 / No comments

Normalization is a process for converting complex data structures into simple, stable data structures.Why normalisation is necessary ?

The database design must be efficient (performance-wise).
The amount of data should be reduced if possible.
The design should be free of update, insertion and deletion anomalies.
The design must comply with rules regarding relational databases.
The design has to show pertinent [...]

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