Engineering Homework Help

Engineering Homework Help. Please 1&2 in different docs please follow APA Format and add references and citations-dd

 

1)350 words

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?

2)350 words

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

Engineering Homework Help