What is the maximum number of super keys for the relation R1(P, Q, R, S) with R as the key? () 6 (b) 8
What is the maximum number of super keys for the relation R1(P, Q, R, S) with R as the key? () 6 (b) 8 () 16 (d) 32
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Authors: Darrell Ebbing, Steven D. Gammon
9th edition
978-0618857487, 618857486, 143904399X , 978-1439043998
