Examine the following commands for redefining a table with Virtual Private Database (VPD) policies:
Which two statements are true about redefining the table?()
- A、All the triggers for the table are disabled without changing any of the column names or column types in the table.
- B、The primary key constraint on the EMPLOYEES table is disabled during redefinition.
- C、VPD policies are copied from the original table to the new table during online redefinition.
- D、You must copy the VPD policies manually from the original table to the new table during online redefinition.
正确答案:B,C
答案解析:有

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