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Q20: For each pair of tables to be
Q21: Legal-values integrity is the property that states
Q26: _ implies that you define an object
Q26: What is alignment in the context of
Q27: You create a many-to-many relationship by creating
Q28: If a DBMS lacks essential security features,the
Q35: _ rules specify which users have what
Q37: Identify the specific components of the payroll
Q45: In two-phase locking,the second phase is the
Q50: Provide an example of two companies that