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Chapter 15: Database Systems Exam Tests
Database Systems MCQs - Chapter 15
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MCQ 16: If the tuples are satisfying the where predicate, then they are placed into groups by the
MCQ 17: The clause that apply the aggregate functions to get a single result tuple for each group, is known to be
MCQ 18: The SQL comparison = all is not the same to the operator
MCQ 19: For understanding of operations, the clauses must be written in the order
MCQ 20: All tuples in the relation are assigned null as the value for the new attribute, in the
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