rman迁移操作


[oracle@localhost oradata]$ rman target /



Recovery Manager: Release 10.2.0.3.0 - Production on Mon Jun 27 05:50:03 2011



Copyright (c) 1982, 2005, Oracle.  All rights reserved.



connected to target database: TASM (DBID=3032096031)



RMAN> sql ‘alter tablespace xff offline’;



using target database control file instead of recovery catalog


sql statement: alter tablespace xff offline



RMAN> backup device type disk as copy datafile 6 format '+DG2';



Starting backup at 27-JUN-11


using target database control file instead of recovery catalog


allocated channel: ORA_DISK_1


channel ORA_DISK_1: sid=159 devtype=DISK


channel ORA_DISK_1: starting datafile copy


input datafile fno=00006 name=+DATA/tasm/xff01.dbf


output filename=+DG2/tasm/datafile/xff.256.754899605 tag=TAG20110627T062003 recid=4 stamp=754899608


channel ORA_DISK_1: datafile copy complete, elapsed time: 00:00:07


Finished backup at 27-JUN-11



RMAN> switch tablepspace xff  to copy;



datafile 6 switched to datafile copy "+DG2/tasm/datafile/xff.256.754899605"



RMAN> sql 'alter tablespace xff online';



sql statement: alter tablespace xff online


sql验证操作


SQL> select name from v$datafile;



NAME


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


+DATA/tasm/system01.dbf


+DATA/tasm/undotbs01.dbf


+DATA/tasm/sysaux01.dbf


+DATA/tasm/users01.dbf


+DATA/tasm/example01.dbf


+DG2/tasm/datafile/xff.256.754899605



6 rows selected.



SQL> select count(*) from hr.a;



 COUNT(*)


----------


     1580


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