问题:
A . A DBA can check specific tables with the DMU
B . The database to be migrated must be opened read-only.
C . The release of the database to be converted can be any release since 9.2.0.8.
D . The DMU can report columns that are too long in the converted characterset.
E . The DMU can report columns that are not represented in the converted characterset.
● 参考解析
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