You work as a database administrator at Certkiller. com. Your database is open and running in ARCHIVELOG mode.
You take the RMAN full backups every Sunday night. On Monday morning, while querying the User1.employees table,
You receive the following error message:
01578:oracle data Block corrupted (file # 5, Block #) Ora-01110:data file 5: '/u01/app/oracle/oradata/orcl/example01 . dbf '
You need to rectify the corruption while ensuring the following:
The data file should remain online. The mean time to recover (MTTR) should is minimal. You aren't using a backup control file and all the
Archived logs is accessible. Which option would you choose?
A. Flash back the corrupted blocks
B. Use the Dbms_repair package
C. Use the RMAN tspitr command
D. Use the RMAN blockrecover command
E. Use the RESTORE database and RECOVER database commands
F. Investigate the time at which the corruption occurred and perform a point-in-time recovery
Answer:d
Database in the archive mode, every Sunday to make a full backup, Monday morning, the discovery of data block corruption, require the minimum MTTR time, the data file is required to online, so the best way is RMANBlockrecover
"Oracle" ORACLEDBA21 use the RMAN blockrecover command