SQL> alter database move datafile '/oracle/app/oracle/oradata/ITAM/0949345E60F736A4E0530101007F2940/datafile/o1_mf_system_b7x420m8_.dbf' to '/oracle/app/oracle/oradata/ITAMpdb/o1_mf_system_b7x420m8_.dbf';

alter database move datafile '/oracle/app/oracle/oradata/ITAM/0949345E60F736A4E0530101007F2940/datafile/o1_mf_system_b7x420m8_.dbf' to '/oracle/app/oracle/oradata/ITAMpdb/o1_mf_system_b7x420m8_.dbf'

*

ERROR at line 1:

ORA-01276: Cannot add file /oracle/app/oracle/oradata/ITAMpdb/o1_mf_system_b7x420m8_.dbf.  File has an Oracle Managed Files file name.

说明在OMF管理方式下数据文件的移动不能用同样的文件名。

SQL> host oerr ora 1276

01276, 00000, "Cannot add file %s.  File has an Oracle Managed Files file name."

// *Cause: An attempt was made to add to the database a datafile, log file,

//         control file, snapshot control file, backup control file,

//         datafile copy, control file copy or backuppiece with an Oracle

//         Managed Files file name.

// *Action: Retry the operation with a new file name.

SQL> alter database move datafile '/oracle/app/oracle/oradata/ITAM/0949345E60F736A4E0530101007F2940/datafile/o1_mf_system_b7x420m8_.dbf' to '/oracle/app/oracle/oradata/ITAMpdb/system_01.dbf';

alter database move datafile '/oracle/app/oracle/oradata/ITAM/0949345E60F736A4E0530101007F2940/datafile/o1_mf_system_b7x420m8_.dbf' to '/oracle/app/oracle/oradata/ITAMpdb/system_01.dbf'

*

ERROR at line 1:

ORA-01135: file 8 accessed for DML/query is offline

ORA-01110: data file 8: '/oracle/app/oracle/oradata/ITAM/0949345E60F736A4E0530101007F2940/datafile/o1_mf_system_b7x420m8_.dbf'

在PDB中移动数据文件需要PDB处于OPEN状态，否则移动出现错误。

SQL> conn /as sysdba

Connected.

SQL> select name,open_mode from v$pdbs;

NAME                    OPEN_MODE

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

PDB$SEED                READ ONLY

ITAMPDB               MOUNTED

SQL> alter pluggable database itampdb open;

Pluggable database altered.

SQL> alter session set container=itampdb;

Session altered.

SQL> alter database move datafile '/oracle/app/oracle/oradata/ITAM/0949345E60F736A4E0530101007F2940/datafile/o1_mf_system_b7x420m8_.dbf' to '/oracle/app/oracle/oradata/ITAMpdb/system_01.dbf';

Database altered.

SQL> select file_name from dba_data_files;

FILE_NAME

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

/oracle/app/oracle/oradata/ITAMpdb/system_01.dbf    --------文件移动成功

/oracle/app/oracle/oradata/ITAM/0949345E60F736A4E0530101007F2940/datafile/o1_mf_sysaux_b7x420mk_.dbf

/oracle/app/oracle/oradata/ITAM/0949345E60F736A4E0530101007F2940/datafile/o1_mf_users_b7x425yb_.dbf

SQL> alter database move datafile '/oracle/app/oracle/oradata/ITAM/0949345E60F736A4E0530101007F2940/datafile/o1_mf_sysaux_b7x420mk_.dbf' to '/oracle/app/oracle/oradata/ITAMpdb/sysaux_01.dbf';

Database altered.

SQL> alter database move datafile '/oracle/app/oracle/oradata/ITAM/0949345E60F736A4E0530101007F2940/datafile/o1_mf_users_b7x425yb_.dbf' to '/oracle/app/oracle/oradata/ITAMpdb/users_01.dbf';

Database altered.

SQL> select file_name from dba_data_files;

FILE_NAME

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

/oracle/app/oracle/oradata/ITAMpdb/sysaux_01.dbf

/oracle/app/oracle/oradata/ITAMpdb/users_01.dbf

/oracle/app/oracle/oradata/ITAMpdb/system_01.dbf