which set of column value holds the complete tuple for the employee named James Smith?
Which pair of relational algebraic operations requires union compatibility?
Which of the following relational algebraic expressions would result in the given table?
What is the most important service provided by a database management system?
What is the cardinality of the table?
What is the degree of the table?
What improvement can be made to file-based databases to overcome their limitations?
Which DBDL definition best describes this diagram?
What is the relationship between BUILDING and RESIDENT?
Which of the following lists four advantages of using a DBMS?