Which statements are true regarding system-partitioned tables? (Choose all that apply.)
A.
Only a single partitioning key column can be specified.
B.
All DML statements must use partition-extended syntax.
C.
The same physical attributes must be specified for each partition.
D.
Unique local indexes cannot be created on a system-partitioned table.
E.
Traditional partition pruning and partitionwise joins are not supported on these tables.