Expert answer:Core Database Principles
Expert answer:To prepare:Review the information in this week’s Learning Resources concerning relational and entity relational databases. Focus on how the two are interconnected.Review information concerning cardinalities and consider what they are, how they are developed, and their role in database design.Review information concerning business rules, what they represent, and how they are reflected in the entity relationship diagrams.Review the conceptual model (Figure Q4.5) on page 150 of your text, Database Systems: Design, Implementation, and Management Think of a similar example of how each of these concepts would be reflected in a database design for your own organization.THENPost a brief analysis of the connection between entity relational modeling and relational databases. Discuss a brief example of a conceptual model that could be used in your own organization and list at least one business rule and two cardinalities that apply to that model.References:Coronel, C. & Morris, S. (2017). Database systems: Design, implementation, and management (12th ed.). Boston, MA: Cengage Learning. Chapter 3, “The Relational Database Model” (review) (pp. 71-106)Chapter 4, “The Entity Relationship Model (ERM)” (review) (pp. 117-152)Cox, J. & Lambert, J. (2013). Step by step: Microsoft Access 2013. Richland, WA: Microsoft Press.
Chapter 2, “Creating Databases and Simple Tables” (pp. 53–90Chapter 3, “Create Simple Forms” (pp. 91–114)Chapter 4, “Display Data” (pp. 115–134)
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