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单选题

You issue the following statement:   SQL> SELECT FIRSTNAME, LASTNAME FROM HR.EMPLOYEE;  You receive the following error:         01578: ORACLE data block corrupted (file# 6, block # 54)        ORA-01110 : data file 6: ’u01/oracle/oradata/data1.dbf’   How will you resolve this problem of data block corruption by reducing the mean time to recover (MTTR)?()

发布日期:2022-05-21

You issue the following statement:   SQL> SELECT F...
A

by using the DBMS_REPAIR package

B

by using the DBVERIFY utility

C

by using Block Media Recovery

D

by issuing the ANALYZE TABLE HR.EMPLOYEES VALIDATE STRUCTURE command

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