[SQLPLUS Script] 快速修改Oracle 資料庫檔案所有路徑

以下在測試環境施作的

SOP大致如下

1. Shutdown DB instance

2. Cold copy all db files to other location

3.Modify parameter files

4.Startup mount , rename location of files

SQL>

spool rename.sql

set pagesize 0

set linesize 300

select 'alter database rename file '''||file_name||''' to ''/ora_test/oradata/orcl'||substr(file_name,21)||''';' from

(select file_name from dba_data_files

union

select file_name from dba_temp_files

union

select member as file_name from v$logfile) fpath;

spool off

alter database rename file '/oracle/oradata/orcl/cwmlite01.dbf' to '/ora_test/oradata/orcl/cwmlite01.dbf';

alter database rename file '/oracle/oradata/orcl/drsys01.dbf' to '/ora_test/oradata/orcl/drsys01.dbf';

alter database rename file '/oracle/oradata/orcl/example01.dbf' to '/ora_test/oradata/orcl/example01.dbf';

alter database rename file '/oracle/oradata/orcl/indx01.dbf' to '/ora_test/oradata/orcl/indx01.dbf';

alter database rename file '/oracle/oradata/orcl/odm01.dbf' to '/ora_test/oradata/orcl/odm01.dbf';

alter database rename file '/oracle/oradata/orcl/redo01.log' to '/ora_test/oradata/orcl/redo01.log';

alter database rename file '/oracle/oradata/orcl/redo02.log' to '/ora_test/oradata/orcl/redo02.log';

alter database rename file '/oracle/oradata/orcl/redo03.log' to '/ora_test/oradata/orcl/redo03.log';

alter database rename file '/oracle/oradata/orcl/system01.dbf' to '/ora_test/oradata/orcl/system01.dbf';

alter database rename file '/oracle/oradata/orcl/temp01.dbf' to '/ora_test/oradata/orcl/temp01.dbf';

alter database rename file '/oracle/oradata/orcl/tools01.dbf' to '/ora_test/oradata/orcl/tools01.dbf';

alter database rename file '/oracle/oradata/orcl/undotbs01.dbf' to '/ora_test/oradata/orcl/undotbs01.dbf';

alter database rename file '/oracle/oradata/orcl/users01.dbf' to '/ora_test/oradata/orcl/users01.dbf';

alter database rename file '/oracle/oradata/orcl/xdb01.dbf' to '/ora_test/oradata/orcl/xdb01.dbf';

SQL> create pfile='/tmp/pfile.ora' from spfile;

File created.

SQL>shutdown immediate;

vi /tmp/pfile.ora  ,

#修改control file 路徑, 

把 /oracle/oradata/ 修改為 /ora_test/oradata

#如果也要修改log 路徑 從 /oracle/admin 修改成 /ora_test/admin 的話, 也記得 

把 /oracle/admin/ 修改為 /ora_test/admin

-bash-3.00$ sqlplus "/ as sysdba"

SQL*Plus: Release 9.2.0.8.0 - Production on Wed Apr 25 11:00:32 2012

Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved.

Connected to an idle instance.

SQL>  create spfile from pfile='/tmp/pfile.ora';

File created.

SQL> exit

Disconnected

SQL> startup mount;

SQL>

spool rename.log

start rename.sql

spool off

SQL> alter database open;

Database altered.

#temp tablespace 需另外處理

SQL> select file_name from dba_temp_files

FILE_NAME

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

/oracle/oradata/orcl/temp01.dbf

SQL>

SQL> drop tablespace temp ;

drop tablespace temp

*

ERROR at line 1:

ORA-12906: cannot drop default temporary tablespace

CREATE TEMPORARY TABLESPACE TEMP2

TEMPFILE '/ora_test/oradata/orcl/temp01.dbf' SIZE 128M AUTOEXTEND ON NEXT 32M MAXSIZE 4096M

EXTENT MANAGEMENT LOCAL UNIFORM SIZE 1024K

SEGMENT SPACE MANAGEMENT MANUAL;

/

Tablespace created.

SQL>

 ALTER DATABASE DEFAULT TEMPORARY TABLESPACE temp2;

Database altered.

SQL>

 drop tablespace temp including contents and datafiles;

Tablespace dropped.

SQL>

CREATE TEMPORARY TABLESPACE TEMP

TEMPFILE '/ora_test/oradata/orcl/temp001.dbf' SIZE 128M AUTOEXTEND ON NEXT 32M MAXSIZE 4096M

EXTENT MANAGEMENT LOCAL UNIFORM SIZE 1024K

SEGMENT SPACE MANAGEMENT MANUAL;

/

ALTER DATABASE DEFAULT TEMPORARY TABLESPACE temp;

drop tablespace temp2 including contents and datafiles;