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A(n)________ is a rule that cannot be violated by the database users.
Q14: Shirley learns that in terms of steps
Q29: According to the text,at this time about
Q57: A rule that CANNOT be violated by
Q60: The average age of marriage in the
Q62: Research looking at age of first intercourse
Q72: A _ key is one field or
Q74: One property of a relation is that
Q81: The entity integrity rule states that a
Q109: In the SQL language,the _ statement is
Q164: In a workgroup database implementation,the _ stores