Which pair of relational algebraic operations requires union compatibility?
Posted: Sat Jul 23, 2022 7:29 pm
Which pair of relational algebraic operations requires union compatibility?
A. Union and join
B. Selection and projection
C. Intersection and difference
D. Cartesian product and intersection
A. Union and join
B. Selection and projection
C. Intersection and difference
D. Cartesian product and intersection