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

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
试题解析
标签： 1Z0-053
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