Oracle rename数据文件的两种方法

Oracle rename数据文件的两种方法

Oracle rename数据文件的两种方法

备注：红色为原路径 紫色为目标路径

第一种

alter tablespace users rename datafile '==' to ‘***';

这种方式需要数据库处于open状态，表空间在offline的状态下才能更改。

SQL> alter tablespace users rename datafile '/opt/ora10g/oradata/orcl/user0100.dbf','/opt/ora10g/oradata/orcl/user099.dbf' to '/opt/ora10g/oradata/orcl/userrename1.dbf','/opt/ora10g/oradata/orcl/userrename2.dbf';
alter tablespace users rename datafile '/opt/ora10g/oradata/orcl/user0100.dbf','/opt/ora10g/oradata/orcl/user099.dbf' to '/opt/ora10g/oradata/orcl/userrename1.dbf','/opt/ora10g/oradata/orcl/userrename2.dbf'
*
ERROR at line 1:
ORA-01525: error in renaming data files
ORA-01121: cannot rename database file 107 - file is in use or recovery
ORA-01110: data file 107: '/opt/ora10g/oradata/orcl/user0100.dbf'

SQL> alter tablespace users offline;
Tablespace altered.

SQL> alter tablespace users rename datafile '/opt/ora10g/oradata/orcl/user0100.dbf','/opt/ora10g/oradata/orcl/user099.dbf' to '/opt/ora10g/oradata/orcl/userrename1.dbf','/opt/ora10g/oradata/orcl/userrename2.dbf';
alter tablespace users rename datafile '/opt/ora10g/oradata/orcl/user0100.dbf','/opt/ora10g/oradata/orcl/user099.dbf' to '/opt/ora10g/oradata/orcl/userrename1.dbf','/opt/ora10g/oradata/orcl/userrename2.dbf'
*
ERROR at line 1:
ORA-01525: error in renaming data files
ORA-01141: error renaming data file 107 - new file '/opt/ora10g/oradata/orcl/userrename1.dbf' not found
ORA-01110: data file 107: '/opt/ora10g/oradata/orcl/user0100.dbf'
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3

SQL> !
[oracle@rac1 ~]$ cp /opt/ora10g/oradata/orcl/user0100.dbf /opt/ora10g/oradata/orcl/userrename1.dbf[oracle@rac1 ~]$ cp /opt/ora10g/oradata/orcl/user099.dbf /opt/ora10g/oradata/orc
l/userrename2.dbf
[oracle@rac1 ~]$ exit
exit

SQL> alter tablespace users rename datafile '/opt/ora10g/oradata/orcl/user0100.dbf','/opt/ora10g/oradata/orcl/user099.dbf' to '/opt/ora10g/oradata/orcl/userrename1.dbf','/opt/ora10g/oradata/orcl/userrename2.dbf';
Tablespace altered.

SQL> alter tablespace users online;
Tablespace altered.