What is a database schema? What information does it contain?
Answer to relevant QuestionsWhy have databases become the preferred method of storing data used by an information system?What is a foreign key? Why are foreign keys used or required in a relational database? Are duplicate foreign key values allowed? Why or why not?Describe the steps used to transform a class diagram into an object database schema.How are classes and relationships on a class diagram represented in a relational database?Assume that RMO is developing its database using object-oriented methods. Assume further that the database designers want to make some changes to the class diagram in Figure (a). Specifically, they want to make Product Item ...
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