54. What is E-R model?

Answer:

This data model is based on the real world that consists of basic objects called entities and of a relationship among these objects. Entities are described in a database by a set of attributes.

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Parmila :: Sat, February 23, 2019, 5:07:02 am

This data model is based on the real world that consists of basic objects called entities and of a relationship among these objects. Entities are described in a database by a set of attributes.