Database Systems MCQs – Practice Test 22 (Chapter 21)
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MCQ 106: A join expressions using the on condition can express a richer class of join conditions than:
MCQ 107: Early database systems, for all relations had a:
MCQ 108: In SQL, normal joins are also known as:
MCQ 109: Integrity constraints are usually identified as part of the database:
MCQ 110: The use of keywords begin atomic ...end was introduced in:
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