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[Q5: 12 pts] Suppose relation R(A,B,C) has the following tuples:

A|B|C

abc

dbc

de f

be с

abf

and relation S(A,B,C) has the following tuples:

ABC

bec

bed

def

abc

Compute the union, intersection, and R-S and S-R, using SET semantics.

Show the schema of the result relation.

Fig: 1