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Relational model constructs

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Course: Database Systems Week 4: Discussion 1Discussion 1 (Chapter 9): Discuss the correspondences between the ER model constructs and the relational model constructs. Show how each ER model construct can be mapped to the relational model, and discuss any alternative mappings?

Instructions: 

Your response to the initial question should be 350 words. Next respond to two postings provided by your classmates. The first post should be made by Wednesday 11:59 p.m., EST. I am looking for active engagement in the discussion. Please engage early and often. You are require to create your initial thread in order to view and respond to the threads posted by other students. There must be at least one APA formatted reference (and APA in-text citation) to support the thoughts in the post as needed.  Do not use direct quotes, rather rephrase the author’s words and continue to use in-text citations.

Week 4: Discussion 2

Discussion 2 (Chapter 10): List the three main approaches to database programming. What are the advantages and disadvantages of each approach?Instructions:  Your response to the initial question should be 350 words. 

Next respond to two postings provided by your classmates. The first post should be made by Wednesday 11:59 p.m., EST. I am looking for active engagement in the discussion.  Please engage early and often. You are require to create your initial thread in order to view and respond to the threads posted by other students. There must be at least one APA formatted reference (and APA in-text citation) to support the thoughts in the post as needed. Do not use direct quotes, rather rephrase the author’s words and continue to use in-text citations.

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