试题详情
- 单项选择题Which statement is true concerning dropping a pluggable database (PDB)?（）
A、The PDB must be open in read-only mode.
B、The PDB must be in mount state.
C、The PDB must be unplugged.
D、The PDB data files are always removed from disk.
E、A dropped PDB can never be plugged back into a multitenant container database (CDB).
- B
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