轉載【oracle切換表空間】

http://blog.itpub.net/28939273/viewspace-1061476/

 

[root@yoon ~]# more /etc/oracle-release
Oracle Linux Server release 5.7

 

Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
PL/SQL Release 11.2.0.3.0 - Production
CORE 11.2.0.3.0 Production
TNS for Linux: Version 11.2.0.3.0 - Production
NLSRTL Version 11.2.0.3.0 - Production

 

1.查看數據文件的存儲路徑：

SQL> select name from v$datafile;

NAME
--------------------------------------------------------------------------------
/u01/oracle/oradata/yoon/system01.dbf
/u01/oracle/oradata/yoon/sysaux01.dbf
/u01/oracle/oradata/yoon/undotbs01.dbf
/u01/oracle/oradata/yoon/users01.dbf

 

2.修改表空間爲offline：

SQL> alter tablespace users offline;

Tablespace altered.

 

3.拷貝數據文件

[oracle@yoon yoon]$ cp users01.dbf /u01/oracle/oradata/yoondata/

 

4.修改表空間存儲路徑

SQL> alter tablespace users rename datafile '/u01/oracle/oradata/yoon/users01.dbf' to '/u01/oracle/oradata/yoondata/users01.dbf';

Tablespace altered.

 

5.修改表空間爲online

SQL> alter tablespace users online;

Tablespace altered.

 

6.從新查看數據文件路徑

SQL> select name from v$datafile;

NAME
--------------------------------------------------------------------------------
/u01/oracle/oradata/yoon/system01.dbf
/u01/oracle/oradata/yoon/sysaux01.dbf
/u01/oracle/oradata/yoon/undotbs01.dbf
/u01/oracle/oradata/yoondata/users01.dbf