____________________ is the rule that the primary key cannot be null.
Correct Answer:
Verified
Q21: _ converts a table that is in
Q23: Changing the database design to improve the
Q26: Which of the following DBMS evaluation categories
Q26: _ is the prevention of unauthorized access,either
Q27: After the database designers complete the information-level
Q29: By default,Access and other DBMSs create indexes
Q29: The _ Act of 2002 is a
Q32: To protect against electrical power interruptions and
Q35: _ integrity is the constraint that says
Q36: In order to develop new programs,the programmers
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