oracle增加控制文件

根据官方文档增加一份控制文件

[oracle@kevin ~]$ sqlplus  / as sysdba

SQL*Plus: Release 11.2.0.1.0 Production on Wed Nov 9 10:36:36 2016

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> show parameter control_files;              --查看当前数据库控制文件路径

NAME                                 TYPE        VALUE

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

control_files                        string      /u01/app/oracle/oradata/ora11g

                                                 /control01.ctl, /u01/app/oracl

                                                 e/flash_recovery_area/ora11g/c

                                                 ontrol02.ctl

SQL> shutdown immediate

Database closed.

Database dismounted.

ORACLE instance shut down.

SQL> !cp /u01/app/oracle/oradata/ora11g/control01.ctl /u01/app/control03.ctl            --拷贝一份并且该名称

SQL> startup nomount

ORACLE instance started.

Total System Global Area 1570009088 bytes

Fixed Size            2213696 bytes

Variable Size          922749120 bytes

Database Buffers      637534208 bytes

Redo Buffers            7512064 bytes

SQL>  alter system set control_files='/u01/app/oracle/oradata/ora11g/control01.ctl','/u01/app/oracle/flash_recovery_area/ora11g/control02.ctl','/u01/app/control03.ctl' scope=spfile;             --修改spfile中控制文件参数

System altered.

SQL> shutdown immediate

ORA-01507: database not mounted

ORACLE instance shut down.

SQL> startup

ORACLE instance started.

Total System Global Area 1570009088 bytes

Fixed Size            2213696 bytes

Variable Size          922749120 bytes

Database Buffers      637534208 bytes

Redo Buffers            7512064 bytes

Database mounted.

Database opened.

SQL> show parameter control_files;

NAME                                 TYPE        VALUE

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

control_files                         string     /u01/app/oracle/oradata/ora11g

                                                 /control01.ctl, /u01/app/oracl

                                                 e/flash_recovery_area/ora11g/c

                                                 ontrol02.ctl, /u01/app/control

                                                  03.ctl

SQL>