What is the entity-relationship model

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Reference no: EM131270010

1. What is data modeling? Why is it important?

2. What is the Entity-Relationship model?

3. What is a relationship?

4. What are the differences among a unary relationship, a binary relationship, and a ternary relationship?

Reference no: EM131270010

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What is the entity-relationship model : What are the differences among a unary relationship, a binary relationship, and a ternary relationship?
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