报错信息：
SQL> shutdown immediate;
ORA-01116: error in opening database file 6
ORA-01110: data file 6: '/u01/app/oracle/oradata/orcl/test01.dbf'
ORA-27041: unable to open file
Linux Error: 2: No such file or directory
Additional information: 3
[oracle@localhost ~]$ rman target / nocatalog
Recovery Manager: Release 11.2.0.1.0 - Production on Thu Aug 21 23:06:30 2014
Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved.
connected to target database: ORCL (DBID=1383986269)
using target database control file instead of recovery catalog
RMAN> report schema;
Report of database schema for database with db_unique_name ORCL
List of Permanent Datafiles
===========================
File Size(MB) Tablespace RB segs Datafile Name
---- -------- -------------------- ------- ------------------------
1 680 SYSTEM *** /u01/app/oracle/oradata/orcl/system01.dbf
2 490 SYSAUX *** /u01/app/oracle/oradata/orcl/sysaux01.dbf
3 60 UNDOTBS1 *** /u01/app/oracle/oradata/orcl/undotbs01.dbf
4 5 USERS *** /u01/app/oracle/oradata/orcl/users01.dbf
5 100 EXAMPLE *** /u01/app/oracle/oradata/orcl/example01.dbf
6 0 TEST *** /u01/app/oracle/oradata/orcl/test01.dbf
List of Temporary Files
=======================
File Size(MB) Tablespace Maxsize(MB) Tempfile Name
---- -------- -------------------- ----------- --------------------
1 20 TEMP 32767 /u01/app/oracle/oradata/orcl/temp01.dbf
RMAN> run{
2> set newname for datafile 6 to '/u01/app/datafile/test01.dbf';
3> restore datafile 6;
4> switch datafile all;
5> recover datafile 6;
6> }
executing command: SET NEWNAME
Starting restore at 21-AUG-14
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=18 device type=DISK
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/datafile/test01.dbf
channel ORA_DISK_1: reading from backup piece /u01/app/backup/indb1_0bpghe88_1_1
channel ORA_DISK_1: piece handle=/u01/app/backup/indb1_0bpghe88_1_1 tag=INDB1
channel ORA_DISK_1: restored backup piece 1
channel ORA_DISK_1: restore complete, elapsed time: 00:00:03
Finished restore at 21-AUG-14
datafile 6 switched to datafile copy
input datafile copy RECID=3 STAMP=856220997 file name=/u01/app/datafile/test01.dbf
Starting recover at 21-AUG-14
using channel ORA_DISK_1
starting media recovery
media recovery complete, elapsed time: 00:00:00
Finished recover at 21-AUG-14