Oracle 10g修改db name和instance name实验记录

by ora老菜 2012-2-21 15:44:29

环境：redhat Linux 5

        oracle 10g

1.修改instance name和dbname
[root@oradb01 ~]# su - oracle
[oracle@oradb01 ~]$ sqlplus "/as sysdba"

SQL*Plus: Release 10.2.0.1.0 - Production on Mon Feb 20 16:59:52 2012

Copyright (c) 1982, 2005, Oracle.  All rights reserved.


Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options

SQL>
SQL>
SQL> select DBID,name from v$database;

      DBID NAME
---------- ---------
1302877285 ORCL

SQL> select instance_name from v$instance;

INSTANCE_NAME
----------------
orcl


mkdir -p test01
cd test01
mkdir -p adump bdump cdump udump dpdump
mkdir -p pfile
mkdir -p scripts

cp initorcl.ora  inittest01.ora
vi inittest01.ora
修改：
[oracle@oradb01 dbs]$ vi inittest.ora

*.audit_file_dest='/u01/oracle/admin/test/adump'
*.background_dump_dest='/u01/oracle/admin/test/bdump'
*.compatible='10.2.0.1.0'
*.control_files='/u01/oracle/oradata/orcl/control01.ctl','/u01/oracle/oradata/orcl/control02.ctl','/u01/oracle/oradata/orcl/control03.ctl'
*.core_dump_dest='/u01/oracle/admin/test/cdump'
*.db_block_size=8192
*.db_domain=''
*.db_file_multiblock_read_count=16
*.db_name='test01'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=orclXDB)'
*.job_queue_processes=10
*.log_archive_dest_1='location=/u01/oracle/archivelog'
*.open_cursors=300
*.pga_aggregate_target=20971520
*.processes=150
*.remote_login_passwordfile='EXCLUSIVE'
*.sga_target=125829120
*.undo_management='AUTO'
*.undo_tablespace='UNDOTBS1'
*.user_dump_dest='/u01/oracle/admin/test/udump'


SQL>
SQL> alter database backup controlfile to trace;

Database altered.

SQL>


CREATE CONTROLFILE SET DATABASE "TEST" RESETLOGS  ARCHIVELOG
    MAXLOGFILES 16
    MAXLOGMEMBERS 3
    MAXDATAFILES 100
    MAXINSTANCES 8
    MAXLOGHISTORY 292
LOGFILE
  GROUP 1 '/u01/oracle/oradata/orcl/redo01.log'  SIZE 50M,
  GROUP 2 '/u01/oracle/oradata/orcl/redo02.log'  SIZE 50M,
  GROUP 3 '/u01/oracle/oradata/orcl/redo03.log'  SIZE 50M
-- STANDBY LOGFILE
DATAFILE
  '/u01/oracle/oradata/orcl/system01.dbf',
  '/u01/oracle/oradata/orcl/undotbs01.dbf',
  '/u01/oracle/oradata/orcl/sysaux01.dbf',
  '/u01/oracle/oradata/orcl/users01.dbf',
  '/u01/oracle/oradata/orcl/test01.dbf',
  '/u01/oracle/oradata/orcl/ts_index.dbf'
CHARACTER SET ZHS16GBK
;


[oracle@oradb01 oracle]$ export ORACLE_SID=test
[oracle@oradb01 oracle]$
[oracle@oradb01 oracle]$ sqlplus "/as sysdba"

SQL*Plus: Release 10.2.0.1.0 - Production on Mon Feb 20 17:11:43 2012

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

Connected to an idle instance.

SQL> startup nomount
ORACLE instance started.

Total System Global Area  125829120 bytes
Fixed Size                  1218076 bytes
Variable Size              62917092 bytes
Database Buffers           58720256 bytes
Redo Buffers                2973696 bytes

SQL>
SQL>
SQL> CREATE CONTROLFILE SET DATABASE "TEST" RESETLOGS  ARCHIVELOG
    MAXLOGMEMBERS 3
    MAXLOGFILES 16
  3      MAXLOGMEMBERS 3
  4      MAXDATAFILES 100
  5      MAXINSTANCES 8
  6      MAXLOGHISTORY 292
  7  LOGFILE
  GROUP 1 '/u01/oracle/oradata/orcl/redo01.log'  SIZE 50M,
  GROUP 3 '/u01/oracle/oradata/orcl/redo03.log'  SIZE 50M
  GROUP 2 '/u01/oracle/oradata/orcl/redo02.log'  SIZE 50M,
  GROUP 3 '/u01/oracle/oradata/orcl/redo03.log'  SIZE 50M
-- STANDBY LOGFILE
DATAFILE
  '/u01/oracle/oradata/orcl/system01.dbf',
  '/u01/oracle/oradata/orcl/undotbs01.dbf',
 15    '/u01/oracle/oradata/orcl/sysaux01.dbf',
 16    '/u01/oracle/oradata/orcl/users01.dbf',
 17    '/u01/oracle/oradata/orcl/test01.dbf',
 18    '/u01/oracle/oradata/orcl/ts_index.dbf'
 19  CHARACTER SET ZHS16GBK
 20  /

Control file created.

SQL> alter database open resetlogs
  2  /

Database altered.



SQL> alter database open resetlogs
  2  /

Database altered.

SQL> select DBID,name from v$database;

      DBID NAME
---------- ---------
1302877285 TEST

SQL>
SQL>
SQL> select instance_name from v$instance;

INSTANCE_NAME
----------------
test

SQL> select instance_name from v$instance;

INSTANCE_NAME
----------------
test

SQL> select user_name from dba_users;
select user_name from dba_users
       *
ERROR at line 1:
ORA-00904: "USER_NAME": invalid identifier


SQL> select username from dba_users;

USERNAME
------------------------------
MGMT_VIEW
SYS
SYSTEM
DBSNMP
SYSMAN
SCOTT
TEST
TD
OUTLN
MDSYS
ORDSYS

USERNAME
------------------------------
CTXSYS
ANONYMOUS
EXFSYS
DMSYS
WMSYS
XDB
ORDPLUGINS
SI_INFORMTN_SCHEMA
OLAPSYS
MDDATA
DIP

USERNAME
------------------------------
TSMSYS

23 rows selected.

SQL> conn test/test
Connected.
SQL>
SQL>
SQL> select * from tab;

TNAME                          TABTYPE  CLUSTERID
------------------------------ ------- ----------
TEST1                          TABLE
TN1                            TABLE
TEST2                          TABLE
T1                             TABLE

SQL>
SQL>
SQL>
SQL>
SQL> select * from t1;

         A B
---------- ----------
         1 aaa
         2 bbb
         3 ccc
         4 ddd

SQL>

Ok，instance name修改成功。

2.继续试验修改db name

[oracle@oradb01 oracle]$ export ORACLE_SID=test
[oracle@oradb01 oracle]$
[oracle@oradb01 oracle]$
[oracle@oradb01 oracle]$
[oracle@oradb01 oracle]$ sqlplus "/as sysdba"

SQL*Plus: Release 10.2.0.1.0 - Production on Mon Feb 20 17:29:24 2012

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

Connected to an idle instance.

SQL> startup
ORACLE instance started.

Total System Global Area  125829120 bytes
Fixed Size                  1218076 bytes
Variable Size              62917092 bytes
Database Buffers           58720256 bytes
Redo Buffers                2973696 bytes
Database mounted.
Database opened.
SQL> select name,dbid,db_unique_name from v$database;

NAME            DBID DB_UNIQUE_NAME
--------- ---------- ------------------------------
TEST      1302877285 test


SQL> select instance_name from v$instance;

INSTANCE_NAME
----------------
test

SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup nomount
ORACLE instance started.

Total System Global Area  125829120 bytes
Fixed Size                  1218076 bytes
Variable Size              62917092 bytes
Database Buffers           58720256 bytes
Redo Buffers                2973696 bytes
SQL> alter database mount;

Database altered.

SQL> !
[oracle@oradb01 oracle]$ nid

DBNEWID: Release 10.2.0.1.0 - Production on Mon Feb 20 17:31:11 2012

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

Keyword     Description                    (Default)
----------------------------------------------------
TARGET      Username/Password              (NONE)
DBNAME      New database name              (NONE)
LOGFILE     Output Log                     (NONE)
REVERT      Revert failed change           NO
SETNAME     Set a new database name only   NO
APPEND      Append to output log           NO
HELP        Displays these messages        NO

[oracle@oradb01 oracle]$ nid target=/ dbname=orcl

DBNEWID: Release 10.2.0.1.0 - Production on Mon Feb 20 17:31:23 2012

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

Connected to database TEST (DBID=1302877285)

Connected to server version 10.2.0

Control Files in database:
    /u01/oracle/oradata/orcl/control01.ctl
    /u01/oracle/oradata/orcl/control02.ctl
    /u01/oracle/oradata/orcl/control03.ctl

Change database ID and database name TEST to ORCL? (Y/[N]) => Y

Proceeding with operation
Changing database ID from 1302877285 to 1303575020
Changing database name from TEST to ORCL
    Control File /u01/oracle/oradata/orcl/control01.ctl - modified
    Control File /u01/oracle/oradata/orcl/control02.ctl - modified
    Control File /u01/oracle/oradata/orcl/control03.ctl - modified
    Datafile /u01/oracle/oradata/orcl/system01.dbf - dbid changed, wrote new name
    Datafile /u01/oracle/oradata/orcl/undotbs01.dbf - dbid changed, wrote new name
    Datafile /u01/oracle/oradata/orcl/sysaux01.dbf - dbid changed, wrote new name
    Datafile /u01/oracle/oradata/orcl/users01.dbf - dbid changed, wrote new name
    Datafile /u01/oracle/oradata/orcl/test01.dbf - dbid changed, wrote new name
    Datafile /u01/oracle/oradata/orcl/ts_index.dbf - dbid changed, wrote new name
    Control File /u01/oracle/oradata/orcl/control01.ctl - dbid changed, wrote new name
    Control File /u01/oracle/oradata/orcl/control02.ctl - dbid changed, wrote new name
    Control File /u01/oracle/oradata/orcl/control03.ctl - dbid changed, wrote new name
    Instance shut down

Database name changed to ORCL.
Modify parameter file and generate a new password file before restarting.
Database ID for database ORCL changed to 1303575020.
All previous backups and archived redo logs for this database are unusable.
Database has been shutdown, open database with RESETLOGS option.
Succesfully changed database name and ID.
DBNEWID - Completed succesfully.




[oracle@oradb01 dbs]$ vi inittest.ora

*.audit_file_dest='/u01/oracle/admin/test/adump'
*.background_dump_dest='/u01/oracle/admin/test/bdump'
*.compatible='10.2.0.1.0'
*.control_files='/u01/oracle/oradata/orcl/control01.ctl','/u01/oracle/oradata/orcl/control02.ctl','/u01/oracle/oradata/orcl/control03.ctl'
*.core_dump_dest='/u01/oracle/admin/test/cdump'
*.db_block_size=8192
*.db_domain=''
*.db_file_multiblock_read_count=16
*.db_name='orcl'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=orclXDB)'
*.job_queue_processes=10
*.log_archive_dest_1='location=/u01/oracle/archivelog'
*.open_cursors=300
*.pga_aggregate_target=20971520
*.processes=150
*.remote_login_passwordfile='EXCLUSIVE'
*.sga_target=125829120
*.undo_management='AUTO'
*.undo_tablespace='UNDOTBS1'
*.user_dump_dest='/u01/oracle/admin/test/udump'

SQL>
SQL> startup mount pfile='/u01/oracle/product/10g/db_1/dbs/inittest.ora'
ORACLE instance started.

Total System Global Area  125829120 bytes
Fixed Size                  1218076 bytes
Variable Size              62917092 bytes
Database Buffers           58720256 bytes
Redo Buffers                2973696 bytes
Database mounted.
SQL> alter database open resetlogs;

Database altered.


SQL> select name,dbid,db_unique_name from v$database;

NAME            DBID DB_UNIQUE_NAME
--------- ---------- ------------------------------
ORCL      1303575020 orcl

SQL> select instance_name from v$instance;

INSTANCE_NAME
----------------
test


3.下面来修改instance name

cp inittest.ora initorcl.ora


orapwd file=/u01/oracle/product/10g/db_1/dbs/orapdorcl password=oracle entries=5


[oracle@oradb01 oracle]$ export ORACLE_SID=orcl
[oracle@oradb01 oracle]$
[oracle@oradb01 oracle]$
[oracle@oradb01 oracle]$ sqlplus "/as sysdba"

SQL*Plus: Release 10.2.0.1.0 - Production on Mon Feb 20 17:38:59 2012

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

Connected to an idle instance.

SQL> startup
ORACLE instance started.

Total System Global Area  125829120 bytes
Fixed Size                  1218076 bytes
Variable Size              62917092 bytes
Database Buffers           58720256 bytes
Redo Buffers                2973696 bytes
Database mounted.
Database opened.
SQL> select name,dbid,db_unique_name from v$database;

NAME            DBID DB_UNIQUE_NAME
--------- ---------- ------------------------------
ORCL      1303575020 orcl

SQL> select instance_name from v$instance;

INSTANCE_NAME
----------------
orcl

修改tnsname.ora、 listener.ora(略)

Ok，完成

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

STARTUP NOMOUNT
CREATE CONTROLFILE REUSE DATABASE "ORCL" NORESETLOGS  ARCHIVELOG
    MAXLOGFILES 16
    MAXLOGMEMBERS 3
    MAXDATAFILES 100
    MAXINSTANCES 8
    MAXLOGHISTORY 292
LOGFILE
  GROUP 1 '/u01/oracle/oradata/orcl/redo01.log'  SIZE 50M,
  GROUP 2 '/u01/oracle/oradata/orcl/redo02.log'  SIZE 50M,
  GROUP 3 '/u01/oracle/oradata/orcl/redo03.log'  SIZE 50M
-- STANDBY LOGFILE
DATAFILE
  '/u01/oracle/oradata/orcl/system01.dbf',
  '/u01/oracle/oradata/orcl/undotbs01.dbf',
  '/u01/oracle/oradata/orcl/sysaux01.dbf',
  '/u01/oracle/oradata/orcl/users01.dbf',
  '/u01/oracle/oradata/orcl/test01.dbf',
  '/u01/oracle/oradata/orcl/ts_index.dbf'
CHARACTER SET ZHS16GBK
;

-----------------------------------------------------------------------
STARTUP NOMOUNT
CREATE CONTROLFILE REUSE DATABASE "ORCL" RESETLOGS  ARCHIVELOG
    MAXLOGFILES 16
    MAXLOGMEMBERS 3
    MAXDATAFILES 100
    MAXINSTANCES 8
    MAXLOGHISTORY 292
LOGFILE
  GROUP 1 '/u01/oracle/oradata/orcl/redo01.log'  SIZE 50M,
  GROUP 2 '/u01/oracle/oradata/orcl/redo02.log'  SIZE 50M,
  GROUP 3 '/u01/oracle/oradata/orcl/redo03.log'  SIZE 50M
-- STANDBY LOGFILE
DATAFILE
  '/u01/oracle/oradata/orcl/system01.dbf',
  '/u01/oracle/oradata/orcl/undotbs01.dbf',
  '/u01/oracle/oradata/orcl/sysaux01.dbf',
  '/u01/oracle/oradata/orcl/users01.dbf',
  '/u01/oracle/oradata/orcl/test01.dbf',
  '/u01/oracle/oradata/orcl/ts_index.dbf'
CHARACTER SET ZHS16GBK
;