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2 August, 05:57

How is a composite key implemented in a relational database model?

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  1. 2 August, 06:07
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    Relational database model is the system that contains information or data along with the established relation between the data components or values. Table format is used for representing the data and their relations.

    Composite key is implemented for the identification of rows in tables uniquely through two or more columns. The combination of the columns indicates the uniqueness otherwise unique quality is not indicated.
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