What does the “x” operator do in relational algebra?

Mr. Dubey • 53.50K Points
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Q. What does the “x” operator do in relational algebra?

(A) Output specified attributes from all rows of the input relation. Remove duplicate tuples from the output

(B) Output pairs of rows from the two input relations that have the same value on all attributes that have the same name

(C) Output all pairs of rows from the two input relations (regardless of whether or not they have the same values on common attributes)

(D) Returns the rows of the input relation that satisfy the predicate

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