What is the function of the union operation?
Posted: Thu Jul 14, 2022 8:53 am
a) It combines the results of any two different queries
b) It combines the results of two different queries which have the same set of attributes in the select clause
c) It combines the results of two different queries which have the same condition in the where clause
d) It gives the Cartesian product of the results of any 2 queries
b) It combines the results of two different queries which have the same set of attributes in the select clause
c) It combines the results of two different queries which have the same condition in the where clause
d) It gives the Cartesian product of the results of any 2 queries