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User SCOTT wants to back out the transactions on the REGIONS table in his schema. As a DBA， which commands must you execute to enable SCOTT to flash back the transactions？（）

多选题
2022-01-05 13:28
A、 ALTER DATABASE FLASHBACK ON
B、 GRANT SELECT any transaction TO scott
C、 GRANT EXECUTE ON dbms_flashback TO scott
D、 ALTER DATABASE ADD SUPPLEMENTAL LOG DATA
E、 ALTER TABLESPACE undots1 RETENTION GUARANTEE
F、 ALTER DATABASE ADD SUPPLEMENTAL LOG DATA （PRIMARY KEY） COLUMNS
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正确答案
B| C| D| F
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标签： 1Z0-053
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