Which of the following approaches might improve the performance of joins in a CUBE calculation view? Note: There are 2 correct answers to this question.

Which of the following approaches might improve the performance of joins in a CUBE calculation view? Note: There are 2 correct answers to this question.
A . Specify the join cardinality
B . Limit the number of joined columns
C . Use an inner join
D . Define join direction in a full outer join

Answer: A,B