desirable properties of decomposition, Database Management System

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Desirable Properties Of Decomposition

Decomposition is a process of dividing a relation into its projections that will not be disjoint. Please remind the Relational projection operator and keep in mind no duplicate tuples are allowed in a projection.

Desirable properties of decomposition are given below:

Lossless-join decomposition
Attribute preservation
Dependency preservation
Lack of redundancy

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