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The Entity-Relationship Model is often referred to as a

semantic data model, because it more closely resembles real

world scenarios than, e.g., the relational model.

. In the ER model, we model the concept of "Instructors."

In the relational model we deal with names and phone

numbers.

. In the ER model, there is a distinction between entities

(objects) and relationships between such entities.

In the relational model, both concepts are represented by

relations.

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Michelle Littel

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3y ago

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