Oracle修改数据文件路径
更改Oracle数据文件名及数据文件存放路径
SQL> select * from v$dbfile;
FILE# NAME
---------- --------------------------------------------------------------------------------
1 /db2/oracle/oradata/db2/system01.dbf
2 /db2/oracle/oradata/db2/sysaux01.dbf
3 /db2/oracle/oradata/db2/undotbs01.dbf
4 /db2/oracle/oradata/db2/users01.dbf
5 /db2/oracle/product/11.2.0/db_1/dbs/D:ORACLE11GADMINORADATAADMINgg01.dbf
6 /db2/oracle/oradata/db2/db201.dbf
FILE# NAME
---------- --------------------------------------------------------------------------------
1 /db2/oracle/oradata/db2/system01.dbf
2 /db2/oracle/oradata/db2/sysaux01.dbf
3 /db2/oracle/oradata/db2/undotbs01.dbf
4 /db2/oracle/oradata/db2/users01.dbf
5 /db2/oracle/product/11.2.0/db_1/dbs/D:ORACLE11GADMINORADATAADMINgg01.dbf
6 /db2/oracle/oradata/db2/db201.dbf
一、关闭数据库进行修改
[oracle@db1 ~]$ sqlplus / as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Thu Jul 26 17:43:38 2012
Copyright (c) 1982, 2009, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
Database closed.
Database dismounted.
ORACLE instance shut down.
[oracle@db1 ~]$ mv /db2/oracle/product/11.2.0/db_1/dbs/D\:ORACLE11GADMINORADATAADMINgg01.dbf /db2/oracle/oradata/db2/gg01.dbf
SQL*Plus: Release 11.2.0.1.0 Production on Thu Jul 26 17:48:31 2012
Copyright (c) 1982, 2009, Oracle. All rights reserved.
Connected to an idle instance.
SQL> startup mount
ORACLE instance started.
ORACLE instance started.
Total System Global Area 521936896 bytes
Fixed Size 2214936 bytes
Variable Size 163578856 bytes
Database Buffers 352321536 bytes
Redo Buffers 3821568 bytes
Database mounted.
Fixed Size 2214936 bytes
Variable Size 163578856 bytes
Database Buffers 352321536 bytes
Redo Buffers 3821568 bytes
Database mounted.
SQL> alter database rename file '/db2/oracle/product/11.2.0/db_1/dbs/D\:ORACLE11GADMINORADATAADMINgg01.dbf' to '/db2/oracle/oradata/db2/gg01.dbf';
Database altered.
SQL> select * from v$dbfile;
FILE# NAME
---------- --------------------------------------------------------------------------------
1 /db2/oracle/oradata/db2/system01.dbf
2 /db2/oracle/oradata/db2/sysaux01.dbf
3 /db2/oracle/oradata/db2/undotbs01.dbf
4 /db2/oracle/oradata/db2/users01.dbf
5 /db2/oracle/oradata/db2/gg01.dbf
6 /db2/oracle/oradata/db2/db201.dbf
6 rows selected
FILE# NAME
---------- --------------------------------------------------------------------------------
1 /db2/oracle/oradata/db2/system01.dbf
2 /db2/oracle/oradata/db2/sysaux01.dbf
3 /db2/oracle/oradata/db2/undotbs01.dbf
4 /db2/oracle/oradata/db2/users01.dbf
5 /db2/oracle/oradata/db2/gg01.dbf
6 /db2/oracle/oradata/db2/db201.dbf
6 rows selected
二、在线修改
方法1:表空间offline
SQL> select * from dba_data_files;
FILE_NAME FILE_ID TABLESPACE_NAME BYTES BLOCKS STATUS RELATIVE_FNO AUTOEXTENSIBLE MAXBYTES MAXBLOCKS INCREMENT_BY USER_BYTES USER_BLOCKS ONLINE_STATUS
-------------------------------------------------------------------------------- ---------- ------------------------------ ---------- ---------- --------- ------------ -------------- ---------- ---------- ------------ ---------- ----------- -------------
/db2/oracle/oradata/db2/system01.dbf 1 SYSTEM 734003200 89600 AVAILABLE 1 YES 3435972198 4194302 1280 732954624 89472 SYSTEM
/db2/oracle/oradata/db2/sysaux01.dbf 2 SYSAUX 629145600 76800 AVAILABLE 2 YES 3435972198 4194302 1280 628097024 76672 ONLINE
/db2/oracle/oradata/db2/undotbs01.dbf 3 UNDOTBS1 618659840 75520 AVAILABLE 3 YES 3435972198 4194302 640 617611264 75392 ONLINE
/db2/oracle/oradata/db2/users01.dbf 4 USERS 5242880 640 AVAILABLE 4 YES 3435972198 4194302 160 4194304 512 ONLINE
/db2/oracle/oradata/db2/gg01.dbf 5 GG 104857600 12800 AVAILABLE 5 NO 0 0 0 103809024 12672 ONLINE
/db2/oracle/oradata/db2/db201.dbf 6 DB2 104857600 12800 AVAILABLE 6 NO 0 0 0 103809024 12672 ONLINE
SQL> alter tablespace gg offline;
Tablespace altered
方法1:表空间offline
SQL> select * from dba_data_files;
FILE_NAME FILE_ID TABLESPACE_NAME BYTES BLOCKS STATUS RELATIVE_FNO AUTOEXTENSIBLE MAXBYTES MAXBLOCKS INCREMENT_BY USER_BYTES USER_BLOCKS ONLINE_STATUS
-------------------------------------------------------------------------------- ---------- ------------------------------ ---------- ---------- --------- ------------ -------------- ---------- ---------- ------------ ---------- ----------- -------------
/db2/oracle/oradata/db2/system01.dbf 1 SYSTEM 734003200 89600 AVAILABLE 1 YES 3435972198 4194302 1280 732954624 89472 SYSTEM
/db2/oracle/oradata/db2/sysaux01.dbf 2 SYSAUX 629145600 76800 AVAILABLE 2 YES 3435972198 4194302 1280 628097024 76672 ONLINE
/db2/oracle/oradata/db2/undotbs01.dbf 3 UNDOTBS1 618659840 75520 AVAILABLE 3 YES 3435972198 4194302 640 617611264 75392 ONLINE
/db2/oracle/oradata/db2/users01.dbf 4 USERS 5242880 640 AVAILABLE 4 YES 3435972198 4194302 160 4194304 512 ONLINE
/db2/oracle/oradata/db2/gg01.dbf 5 GG 104857600 12800 AVAILABLE 5 NO 0 0 0 103809024 12672 ONLINE
/db2/oracle/oradata/db2/db201.dbf 6 DB2 104857600 12800 AVAILABLE 6 NO 0 0 0 103809024 12672 ONLINE
SQL> alter tablespace gg offline;
Tablespace altered
SQL> host mv /db2/oracle/oradata/db2/gg01.dbf /db2/oracle/oradata/db2/admin.dbf
SQL> alter database rename file '/db2/oracle/oradata/db2/gg01.dbf' to '/db2/oracle/oradata/db2/admin.dbf';
Database altered
Database altered
SQL> alter tablespace gg online;
Tablespace altered
Tablespace altered
SQL> select * from dba_data_files;
FILE_NAME FILE_ID TABLESPACE_NAME BYTES BLOCKS STATUS RELATIVE_FNO AUTOEXTENSIBLE MAXBYTES MAXBLOCKS INCREMENT_BY USER_BYTES USER_BLOCKS ONLINE_STATUS
-------------------------------------------------------------------------------- ---------- ------------------------------ ---------- ---------- --------- ------------ -------------- ---------- ---------- ------------ ---------- ----------- -------------
/db2/oracle/oradata/db2/system01.dbf 1 SYSTEM 734003200 89600 AVAILABLE 1 YES 3435972198 4194302 1280 732954624 89472 SYSTEM
/db2/oracle/oradata/db2/sysaux01.dbf 2 SYSAUX 629145600 76800 AVAILABLE 2 YES 3435972198 4194302 1280 628097024 76672 ONLINE
/db2/oracle/oradata/db2/undotbs01.dbf 3 UNDOTBS1 618659840 75520 AVAILABLE 3 YES 3435972198 4194302 640 617611264 75392 ONLINE
/db2/oracle/oradata/db2/users01.dbf 4 USERS 5242880 640 AVAILABLE 4 YES 3435972198 4194302 160 4194304 512 ONLINE
/db2/oracle/oradata/db2/admin.dbf 5 GG 104857600 12800 AVAILABLE 5 NO 0 0 0 103809024 12672 ONLINE
/db2/oracle/oradata/db2/db201.dbf 6 DB2 104857600 12800 AVAILABLE 6 NO 0 0 0 103809024 12672 ONLINE
方法2:数据文件脱机 （方法2必须在数据库归档模式下进行)
SQL> alter database datafile 5 offline;
alter database datafile 5 offline
*
ERROR at line 1:
ORA-01145: offline immediate disallowed unless media recovery enabled
FILE_NAME FILE_ID TABLESPACE_NAME BYTES BLOCKS STATUS RELATIVE_FNO AUTOEXTENSIBLE MAXBYTES MAXBLOCKS INCREMENT_BY USER_BYTES USER_BLOCKS ONLINE_STATUS
-------------------------------------------------------------------------------- ---------- ------------------------------ ---------- ---------- --------- ------------ -------------- ---------- ---------- ------------ ---------- ----------- -------------
/db2/oracle/oradata/db2/system01.dbf 1 SYSTEM 734003200 89600 AVAILABLE 1 YES 3435972198 4194302 1280 732954624 89472 SYSTEM
/db2/oracle/oradata/db2/sysaux01.dbf 2 SYSAUX 629145600 76800 AVAILABLE 2 YES 3435972198 4194302 1280 628097024 76672 ONLINE
/db2/oracle/oradata/db2/undotbs01.dbf 3 UNDOTBS1 618659840 75520 AVAILABLE 3 YES 3435972198 4194302 640 617611264 75392 ONLINE
/db2/oracle/oradata/db2/users01.dbf 4 USERS 5242880 640 AVAILABLE 4 YES 3435972198 4194302 160 4194304 512 ONLINE
/db2/oracle/oradata/db2/admin.dbf 5 GG 104857600 12800 AVAILABLE 5 NO 0 0 0 103809024 12672 ONLINE
/db2/oracle/oradata/db2/db201.dbf 6 DB2 104857600 12800 AVAILABLE 6 NO 0 0 0 103809024 12672 ONLINE
方法2:数据文件脱机 （方法2必须在数据库归档模式下进行)
SQL> alter database datafile 5 offline;
alter database datafile 5 offline
*
ERROR at line 1:
ORA-01145: offline immediate disallowed unless media recovery enabled
SQL> archive log list;
Database log mode No Archive Mode
Automatic archival Disabled
Archive destination USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence 69
Current log sequence 71
Database log mode No Archive Mode
Automatic archival Disabled
Archive destination USE_DB_RECOVERY_FILE_DEST
Oldest online log sequence 69
Current log sequence 71
开归档
[oracle@db1 ~]$ mkdir /db2/oracle/archivelog
[oracle@db1 ~]$ sqlplus / as sysdba
[oracle@db1 ~]$ mkdir /db2/oracle/archivelog
[oracle@db1 ~]$ sqlplus / as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Thu Jul 26 18:15:52 2012
Copyright (c) 1982, 2009, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup mount
ORACLE instance started.
ORACLE instance started.
Total System Global Area 521936896 bytes
Fixed Size 2214936 bytes
Variable Size 163578856 bytes
Database Buffers 352321536 bytes
Redo Buffers 3821568 bytes
Database mounted.
SQL> alter system set log_archive_dest_1='location=/db2/oracle/archivelog/';
Fixed Size 2214936 bytes
Variable Size 163578856 bytes
Database Buffers 352321536 bytes
Redo Buffers 3821568 bytes
Database mounted.
SQL> alter system set log_archive_dest_1='location=/db2/oracle/archivelog/';
System altered.
SQL> alter database archivelog;
Database altered.
SQL> alter database open;
Database altered.
SQL> archive log list
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /db2/oracle/archivelog/
Oldest online log sequence 69
Next log sequence to archive 71
Current log sequence 71
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /db2/oracle/archivelog/
Oldest online log sequence 69
Next log sequence to archive 71
Current log sequence 71
SQL> alter database datafile 5 offline;
Database altered.
SQL> host mv /db2/oracle/oradata/db2/admin.dbf /db2/oracle/oradata/db2/gg01.dbf
SQL> alter database rename file '/db2/oracle/oradata/db2/admin.dbf' to '/db2/oracle/oradata/db2/gg01.dbf';
Database altered.
SQL> alter database datafile 5 online;
alter database datafile 5 online
*
ERROR at line 1:
ORA-01113: file 5 needs media recovery
ORA-01110: data file 5: '/db2/oracle/oradata/db2/gg01.dbf'
alter database datafile 5 online
*
ERROR at line 1:
ORA-01113: file 5 needs media recovery
ORA-01110: data file 5: '/db2/oracle/oradata/db2/gg01.dbf'
SQL> recover datafile 5;
Media recovery complete.
SQL> alter database datafile 5 online;
Database altered.
SQL> select file_id,file_name,tablespace_name,online_status from dba_data_files;
FILE_ID FILE_NAME TABLESPACE_NAME ONLINE_STATUS
---------- -------------------------------------------------------------------------------- ------------------------------ -------------
1 /db2/oracle/oradata/db2/system01.dbf SYSTEM SYSTEM
2 /db2/oracle/oradata/db2/sysaux01.dbf SYSAUX ONLINE
3 /db2/oracle/oradata/db2/undotbs01.dbf UNDOTBS1 ONLINE
4 /db2/oracle/oradata/db2/users01.dbf USERS ONLINE
5 /db2/oracle/oradata/db2/gg01.dbf GG ONLINE
6 /db2/oracle/oradata/db2/db201.dbf DB2 ONLINE
FILE_ID FILE_NAME TABLESPACE_NAME ONLINE_STATUS
---------- -------------------------------------------------------------------------------- ------------------------------ -------------
1 /db2/oracle/oradata/db2/system01.dbf SYSTEM SYSTEM
2 /db2/oracle/oradata/db2/sysaux01.dbf SYSAUX ONLINE
3 /db2/oracle/oradata/db2/undotbs01.dbf UNDOTBS1 ONLINE
4 /db2/oracle/oradata/db2/users01.dbf USERS ONLINE
5 /db2/oracle/oradata/db2/gg01.dbf GG ONLINE
6 /db2/oracle/oradata/db2/db201.dbf DB2 ONLINE
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