将表空间、数据文件从ASM迁移到文件系统

1.2.1. 表空间、数据文件迁移-从ASM到文件系统

RMAN> backup as copy datafile 5 format'/u01/oracle/10g/oradata/gt10g/gtlions01.dbf';

Starting backup at 25-FEB-13

using channel ORA_DISK_1

channel ORA_DISK_1: starting datafile copy

input datafile fno=00005 name=+DATA01/gt10g/datafile/gtlions.258.808326729

outputfilename=/u01/oracle/10g/oradata/gt10g/gtlions01.dbf tag=TAG20130225T152239recid=121 stamp=808327359

channel ORA_DISK_1: datafile copy complete,elapsed time: 00:00:01

Finished backup at 25-FEB-13

RMAN> backup as copy datafile 6 format'/u01/oracle/10g/oradata/gt10g/gtlions02.dbf';

Starting backup at 25-FEB-13

using channel ORA_DISK_1

channel ORA_DISK_1: starting datafile copy

input datafile fno=00006name=+DATA01/gt10g/datafile/gtlions.265.808326737

outputfilename=/u01/oracle/10g/oradata/gt10g/gtlions02.dbf tag=TAG20130225T152247recid=122 stamp=808327367

channel ORA_DISK_1: datafile copy complete,elapsed time: 00:00:01

Finished backup at 25-FEB-13

RMAN> switch datafile 5 to copy;

datafile 5 switched to datafile copy"/u01/oracle/10g/oradata/gt10g/gtlions01.dbf"

RMAN> switch datafile 6 to copy;

datafile 6 switched to datafile copy"/u01/oracle/10g/oradata/gt10g/gtlions02.dbf"

RMAN> sql 'alter tablespace gtlions online';

sql statement: alter tablespace gtlions online

RMAN> report schema;

Report of database schema

List of Permanent Datafiles

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

File Size(MB) Tablespace RB segs Datafile Name

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

1 440 SYSTEM *** /u01/oracle/10g/oradata/gt10g/system01.dbf

2 25 UNDOTBS1 *** /u01/oracle/10g/oradata/gt10g/undotbs1.dbf

3 250 SYSAUX *** /u01/oracle/10g/oradata/gt10g/sysaux01.dbf

4 5 USERS *** /u01/oracle/10g/oradata/gt10g/users01.dbf

5 10 GTLIONS *** /u01/oracle/10g/oradata/gt10g/gtlions01.dbf

6 10 GTLIONS *** /u01/oracle/10g/oradata/gt10g/gtlions02.dbf

List of Temporary Files

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

File Size(MB) Tablespace Maxsize(MB) Tempfile Name

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

1 100 TEMP 100 /u01/oracle/10g/oradata/gt10g/temp01.dbf

4 100 GTLIONSTEMP 100 /u01/oracle/10g/oradata/gt10g/gtlionstemp01.dbf

SQL> Select ts#,Name From v$tablespace WhereName='GTLIONS'

2 Union All

3 Select file#,Name From v$datafile Wherets#=7;

TS# NAME

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

7 GTLIONS

5/u01/oracle/10g/oradata/gt10g/gtlions01.dbf

6/u01/oracle/10g/oradata/gt10g/gtlions02.dbf

-The End-