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Discussion1:::

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? (Chapter 9)

Discussion2:::

List the three main approaches to database programming. What are the advantages and disadvantages of each approach? (Chapter 10)

Need 250 to 300 words with references for each discussion. No APA format required and the textbook is attached.