Examlex
The clustering files technique can result in slower performance when the records of only one of the files involved must be retrieved.
Q2: The object classes in a generalization/specialization relationship
Q4: Because of its value laden nature, one
Q7: Referential integrity in a relational database refers
Q9: Availability in the Web environment can be
Q29: Which of the following is a collection
Q33: Data warehouses are often referred to as
Q40: In the SQL SELECT command, the attributes
Q49: The SQL SELECT LIKE operator _.<br>A) involves
Q55: Convert the following Grand Travel Airline entity-relationship
Q66: A subquery can be used in place