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R1(x, y) and R2(y, z) with 50 and 30 number of tuples respectively. Find maximum number of tuples in the output of natural join between tables R1 and R2 i.e. R1 * R2? (* - Natural Join)
NATURAL JOIN requires that the two join attributes (or each pair of join attributes) have the same name in both relations. Relation R2 is having 30 tuples, which is minimum, so ...