OCP-1Z0-053-V12.02-285题

285.View the Exhibit to examine the error while executing the REPAIR FAILURE command in an RMAN

session.

What is the reason for this error?

A. Another repair session is running concurrently.

B. The failure ID has not been mentioned in the command for data file 5.

C. There are new failures recorded in the Automatic Diagnostic Repository (ADR).

D. The ADVISE FAILURE command has not been issued before the REPAIR FAILURE command.

Answer: A

答案解析：

实验一把：

sys@TEST1107> startup force                                                                      

ORACLE instance started.

Total System Global Area 1269366784 bytes

Fixed Size                  2227984 bytes

Variable Size             872415472 bytes

Database Buffers          385875968 bytes

Redo Buffers                8847360 bytes

Database mounted.

ORA-01157: cannot identify/lock data file 6 - see DBWR trace file

ORA-01110: data file 6: '/u01/app/oracle/oradata/test1107/test01.dbf'

第一个rman窗口

RMAN> list failure;

using target database control file instead of recovery catalog

List of Database Failures

=========================

Failure ID Priority Status    Time Detected Summary

---------- -------- --------- ------------- -------

662        HIGH     OPEN      07-NOV-13     One or more non-system datafiles are missing

RMAN> advise failure;

List of Database Failures

=========================

Failure ID Priority Status    Time Detected Summary

---------- -------- --------- ------------- -------

662        HIGH     OPEN      07-NOV-13     One or more non-system datafiles are missing

analyzing automatic repair options; this may take some time

allocated channel: ORA_DISK_1

channel ORA_DISK_1: SID=3 device type=DISK

allocated channel: ORA_DISK_2

channel ORA_DISK_2: SID=33 device type=DISK

allocated channel: ORA_DISK_3

channel ORA_DISK_3: SID=65 device type=DISK

analyzing automatic repair options complete

Mandatory Manual Actions

========================

no manual actions available

Optional Manual Actions

=======================

1. If file /u01/app/oracle/oradata/test1107/test01.dbf was unintentionally renamed or moved, restore it

Automated Repair Options

========================

Option Repair Description

------ ------------------

1      Restore and recover datafile 6  

  Strategy: The repair includes complete media recovery with no data loss

  Repair script: /u01/app/oracle/diag/rdbms/test1107/test1107/hm/reco_1906746863.hm

RMAN>  repair failure; 

Strategy: The repair includes complete media recovery with no data loss

Repair script: /u01/app/oracle/diag/rdbms/test1107/test1107/hm/reco_1906746863.hm

contents of repair script:

   # restore and recover datafile

   restore datafile 6;

   recover datafile 6;

   sql 'alter database datafile 6 online';

Do you really want to execute the above repair (enter YES or NO)? y ---同时执行第二个rman窗口

executing repair script

Starting restore at 07-NOV-13

using channel ORA_DISK_1

using channel ORA_DISK_2

using channel ORA_DISK_3

channel ORA_DISK_1: starting datafile backup set restore

channel ORA_DISK_1: specifying datafile(s) to restore from backup set

channel ORA_DISK_1: restoring datafile 00006 to /u01/app/oracle/oradata/test1107/test01.dbf

channel ORA_DISK_1: reading from backup piece /u01/app/oracle/fast_recovery_area/TEST1107/backupset/2013_11_07/o1_mf_nnndf_TAG20131107T210734_97rkv8s7_.bkp

channel ORA_DISK_1: piece handle=/u01/app/oracle/fast_recovery_area/TEST1107/backupset/2013_11_07/o1_mf_nnndf_TAG20131107T210734_97rkv8s7_.bkp tag=TAG20131107T210734

channel ORA_DISK_1: restored backup piece 1

channel ORA_DISK_1: restore complete, elapsed time: 00:00:07

Finished restore at 07-NOV-13

Starting recover at 07-NOV-13

using channel ORA_DISK_1

using channel ORA_DISK_2

using channel ORA_DISK_3

starting media recovery

media recovery complete, elapsed time: 00:00:02

Finished recover at 07-NOV-13

sql statement: alter database datafile 6 online

repair failure complete

Do you want to open the database (enter YES or NO)? y

database opened

同时在第一个rman的Do you really want to execute the above repair (enter YES or NO)? y后在第二个窗口进行repair failure

RMAN> repair failure;

Strategy: The repair includes complete media recovery with no data loss

Repair script: /u01/app/oracle/diag/rdbms/test1107/test1107/hm/reco_1864566805.hm

contents of repair script:

   # restore and recover datafile

   restore datafile 6;

   recover datafile 6;

   sql 'alter database datafile 6 online';

Do you really want to execute the above repair (enter YES or NO)? y

executing repair script

Starting restore at 07-NOV-13

using channel ORA_DISK_1

using channel ORA_DISK_2

using channel ORA_DISK_3

skipping datafile 6; already restored to file /u01/app/oracle/oradata/test1107/test01.dbf

restore not done; all files read only, offline, or already restored

Finished restore at 07-NOV-13

Starting recover at 07-NOV-13

using channel ORA_DISK_1

using channel ORA_DISK_2

using channel ORA_DISK_3

starting media recovery

media recovery failed

RMAN-00571: ===========================================================

RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============

RMAN-00571: ===========================================================

RMAN-03002: failure of repair command at 11/07/2013 21:29:42

RMAN-03015: error occurred in stored script Repair Script

ORA-00283: recovery session canceled due to errors

RMAN-11003: failure during parse/execution of SQL statement: alter database recover if needed

 datafile 6

ORA-00283: recovery session canceled due to errors

ORA-01124: cannot recover data file 6 - file is in use or recovery

ORA-01110: data file 6: '/u01/app/oracle/oradata/test1107/test01.dbf'