Question: What is a database schema What information does it contain
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 ...
Post your question