题目内容
(请给出正确答案)
提问人:网友shudisz
发布时间:2022-01-07
[主观题]
What operation on relations R and S produces the relation shown below?A.UnionB.DifferenceC
What operation on relations R and S produces the relation shown below?
A.Union
B.Difference
C.Intersection
D.Division
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