Computer Science, asked by rohanaryan7414, 11 hours ago

Why do union,intersection,and difference operations require that the relations on which they are applied be union compatibility

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Answered by shivushivakumar0012

The two relations R (having attriburtes A1,A2,A3,...AN) and S(having attriburtes B1,B2,B3,..BN) are said to be union compatible if they have the same degree n and if domain(Ai) = domain (Bi)

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