The DBMS Language That Is Used for Data Maintenance and Updating

Q20: Separating the logical and physical views in

Q22: Creating an empty table in a relational

Q23: The attribute that can uniquely identify a

Q24: Which is probably the most significant effect

Q26: The abstract representation of the contents of

Q27: There are two basic ways to design

Q28: What is one potential drawback in the

Q29: The database constraint that says that foreign

Q30: A set of individual user views of

Q90: Describe the different schemas involved in a