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Chapter 2 - Data Models

Chapter 2 - Data Models. Demonstration of building basic ERD. DealCo Relational Diagram. I will complete problem 4 and 5 from your book (page 59)in this demo.

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Chapter 2 - Data Models

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  1. Chapter 2 - Data Models Demonstration of building basic ERD

  2. DealCo Relational Diagram • I will complete problem 4 and 5 from your book (page 59)in this demo. Our Midwest region contains several stores, 2 in Missouri, one in Kansas (etc..). Each of our stores employs between 50 to 75 employees each. Yes, we have several job titles and each employee has a job to do. In our Kansas City store, Jim is the manager, Mark, Sue and Bob are assistant managers, Kim and Jeff are a couple of our cashiers. And so on, and so on………

  3. Demo for building DealCo ERD Write all the Business Rules Identify each Relationship Type 1:M 1:M One Store has many Employees Each Employee is employed by one Store One Job title is assigned to many Employees Each Employee has one Job title 1:M One Region contains many Stores Each Store belongs in one Region

  4. The End Until Next Time

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