How to move a datafile from a file system to ASM (Doc ID 390274.1)
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Applies to:
Oracle Database - Enterprise Edition - Version 10.1.0.5 to 10.2.0.3 [Release 10.1 to 10.2]Information in this document applies to any platform.
***Checked for relevance on 23-June-2011***
Goal
This note will guide a DBA in moving a datafile currently located on file system to an ASM diskgroup.
Solution
How>[oracle@linux] sqlplus '/as sysdba'
SQL>>SQL> select file#, name, (bytes/1048576) File_Size_MB from v$datafile;
FILE# NAME FILE_SIZE_MB
----- ---------------------------- --------------
...
4 /oradata/PROD/users01.dbf 2500
...
* In>
SQL>>[oracle@linux] rman target=/
RMAN>>channel ORA_DISK_1: starting datafile copy
input>output filename=+DGROUP2/PROD/datafile/users01.258.600351265 tag=TAG20060905T121424 recid=10 stamp=600351264
channel ORA_DISK_1:>[oracle@linux] rman target /
RMAN>>SQL> select name from v$datafile;
NAME
--------------------------------------------------------------------------------
..
+DGROUP2/PROD/datafile/users01.258.600351265
..
SQL>>
SQL> select file#, name, (bytes/1048576) File_Size_MB from v$datafile;
FILE# NAME FILE_SIZE_MB
----- ---------------------------- --------------
...
4 /oradata/PROD/users01.dbf 2500
...
* In>
SQL>>[oracle@linux] rman target=/
RMAN>>channel ORA_DISK_1: starting datafile copy
input>output filename=+DGROUP2/PROD/datafile/users01.258.600351265 tag=TAG20060905T121424 recid=10 stamp=600351264
channel ORA_DISK_1:>[oracle@linux] rman target /
RMAN>>SQL> select name from v$datafile;
NAME
--------------------------------------------------------------------------------
..
+DGROUP2/PROD/datafile/users01.258.600351265
..6. The>SQL> select tablespace_name, file_name from dba_data_files where file_id=4;
TABLESPACE_NAME FILE_NAME
------------------ ------------------------------
USERS /oradata/RMAN/users01.dbf
SQL>>* * * * * Continue>SQL> alter tablespace USERS online;
