which cases is reference partitioning effective in enha…

In which cases is reference partitioning effective in enhancing performance?

In which cases is reference partitioning effective in enhancing performance?

A.
It is effective only in partition pruning.

B.
It is effective only in partitionwise joins provided that the query predicates are different from the partitioning
key.

C.
It is effective in both partition pruning as well as partitionwise joins provided that the query predicates are
identical to the partitioning key.

D.
It is effective in both partition pruning as well as partitionwise joins irrespective of whether the query
predicates are different from or identical to the partitioning key.



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