What Is E-R Model?explain With Example.


1 Answers

Katie Harry Profile
Katie Harry answered
The E-R model is a detailed logical representation of the data for an organization or for a business area. The E-R model is expressed in terms of entities in the business environment, the relationships among entities and the attributes. The E-R model is normally expressed as an Entity Relationship diagram, E-R diagram or ERD, that is a graphical presentation of an E-R model.

A graphical presentation is attached that is of a book store E-R model.

Answer Question