单项选择题
A. It succeeds because the PDB_ADMIN user has the required privileges.
B. It fails because common users are unable to use the SET CONTAINER statement.
C. It fails because local users are unable to use the SET CONTAINER statement.
D. If fails because the SET CONTAINER statement cannot be used with PDB$SEED as the target pluggable database (PDB).
多项选择题 Which three operations can be performed as multipartition operations in Oracle?（）
多项选择题 Which three statements are true when the listener handles connection requests to an Oracle 12cdatabase instance with multithreaded architecture enabled In UNIX?（）
多项选择题 Examine the parameters for your database instance: Which three statements are true about the process of automatic optimization by using cardinality feedback?（）