Segue abaixo o procedimento para mover datafile criados em filesystem para o disco ASM (DiskGroup).
1- Para testarmos a movimentação do Datafile, vamos realizar primeiramente a criação do mesmo no filesystem.
SQL> CREATE TABLESPACE ORATBS DATAFILE '/u01/oradata/oratbs01.dbf' SIZE 100M AUTOEXTEND ON NEXT 1M ;
2- Verifique o diretório onde foi criado o datafile.
SQL> select name from v$datafile;NAME——————————————————————————–+DATA/datafile/system.257.778261279+DATA/datafile/sysaux.258.778261375+DATA/datafile/undotbs1.259.778261441+DATA/datafile/users.260.778261447/u01/oradata/oratbs01.dbf
3- Conecte no RMAN.
[oracle@ORADB /oracle/ora11g]# rman target /Recovery Manager: Release 11.2.0.1.0 – Production on Sun Mar 18 17:04:09 2014Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved.connected to target database: ORADB (DBID=3033221122)
4- Altere a tablespace para offline.
RMAN> sql “alter tablespace ORATBS offline”;using target database control file instead of recovery catalogsql statement: alter tablespace oratbs offline
5- Efetue a copia do datafile com RMAN, utilizando o comando de "Copy" para o DiskGroup +DATA.
RMAN> copy datafile '/u01/oradata/oratbs01.dbf' to '+DATA';Starting backup at 18-MAR-14allocated channel: ORA_DISK_1channel ORA_DISK_1: SID=58 device type=DISKchannel ORA_DISK_1: starting datafile copyinput datafile file number=00005 name=/u01/oradata/oratbs01.dbfoutput file name=+DATA/datafile/oratbs.263.7733456677tag=TAG111234318T160609 RECID=13 STAMP=77987245channel ORA_DISK_1: datafile copy complete, elapsed time: 00:00:14Finished backup at 18-MAR-14RMAN> exitRecovery Manager complete.
6- Conecte no SQL*Plus e renomeio o antigo datafile para criar o arquivo no ASM DiskGroup .
[oracle@ORADB /oracle/ora11g]# sqlplus / as sysdbaSQL*Plus: Release 11.2.0.1.0 Production on Sun Mar 18 17:09:12 2014Copyright (c) 1982, 2009, Oracle. All rights reserved.Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 – Production With the Partitioning, Automatic Storage Management, OLAP, Data Mining and Real Application Testing optionsSQL> alter database rename file '/u01/oradata/oratbs01.dbf' to '+DATA/datafile/oratbs.263.7733456677';Database altered.
7- Altere a tablespace para online novamente.
SQL> alter tablespace ORATBS online;Tablespace altered.
8- Valide através da view "v$datafile" se o datafile está no local correto.
Qualquer dúvida, deixe o seu comentário!SQL> select name from v$datafile;NAME ——————————————————————————–+DATA/datafile/system.257.778261279+DATA/datafile/sysaux.258.778261375+DATA/datafile/undotbs1.259.778261441+DATA/datafile/users.260.778261447+DATA/datafile/oratbs.263.7733456677
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