重新建立控制文件：
SQL> alter system set cluster_database =false scope=spfile;
System altered.
SQL> startup nomount
ORACLE instance started.
Total System Global Area 612368384 bytes
Fixed Size 2022832 bytes
Variable Size 184549968 bytes
Database Buffers 423624704 bytes
Redo Buffers 2170880 bytes
SQL> show parameter cluster
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
cluster_database boolean FALSE
cluster_database_instances integer 1
cluster_interconnects string
SQL> @/home/oracle/cr_ctr.sql
Control file created.
告警日志：
alter.log:
Mon Mar 23 16:41:00 2015
CREATE CONTROLFILE REUSE DATABASE "PROD" NORESETLOGS NOARCHIVELOG
MAXLOGFILES 192
MAXLOGMEMBERS 3
MAXDATAFILES 1024
MAXINSTANCES 32
MAXLOGHISTORY 292
LOGFILE
GROUP 1 '/u01/app/oracle/oradata/prod/log11.log' SIZE 50M,
GROUP 2 '/u01/app/oracle/oradata/prod/log12.log' SIZE 50M,
GROUP 3 '/u01/app/oracle/oradata/prod/log21.log' SIZE 50M,
GROUP 4 '/u01/app/oracle/oradata/prod/log22.log' SIZE 50M
-- STANDBY LOGFILE
DATAFILE
'/u01/app/oracle/oradata/prod/system01.dbf',
'/u01/app/oracle/oradata/prod/undotbs01.dbf',
'/u01/app/oracle/oradata/prod/sysaux01.dbf',
'/u01/app/oracle/oradata/prod/users01.dbf',
'/u01/app/oracle/oradata/prod/example01.dbf',
'/u01/app/oracle/oradata/prod/undotbs02.dbf'
CHARACTER SET ZHS16GBK
Mon Mar 23 16:41:00 2015
WARNING: Default Temporary Tablespace not specified in CREATE DATABASE command
Default Temporary Tablespace will be necessary for a locally managed database in future release
WARNING: You are creating/reusing datafile /u01/app/oracle/oradata/prod/control01.ctl.
WARNING: Oracle recommends creating new datafiles on devices with zero offset. The command "/usr/sbin/mklv -y LVname -T O -w n -s n -r n VGname NumPPs" can be used. Please contact Oracle customer support for more details.
WARNING: You are creating/reusing datafile /u01/app/oracle/oradata/prod/control01.ctl.
WARNING: Oracle recommends creating new datafiles on devices with zero offset. The command "/usr/sbin/mklv -y LVname -T O -w n -s n -r n VGname NumPPs" can be used. Please contact Oracle customer support for more details.
WARNING: You are creating/reusing datafile /u01/app/oracle/oradata/prod/control02.ctl.
WARNING: Oracle recommends creating new datafiles on devices with zero offset. The command "/usr/sbin/mklv -y LVname -T O -w n -s n -r n VGname NumPPs" can be used. Please contact Oracle customer support for more details.
WARNING: You are creating/reusing datafile /u01/app/oracle/oradata/prod/control02.ctl.
WARNING: Oracle recommends creating new datafiles on devices with zero offset. The command "/usr/sbin/mklv -y LVname -T O -w n -s n -r n VGname NumPPs" can be used. Please contact Oracle customer support for more details.
Setting recovery target incarnation to 1
Mon Mar 23 16:41:05 2015
Successful mount of redo thread 1, with mount id 286981148
Mon Mar 23 16:41:05 2015
Completed: CREATE CONTROLFILE REUSE DATABASE "PROD" NORESETLOGS NOARCHIVELOG
MAXLOGFILES 192
MAXLOGMEMBERS 3
MAXDATAFILES 1024
MAXINSTANCES 32
MAXLOGHISTORY 292
LOGFILE
GROUP 1 '/u01/app/oracle/oradata/prod/log11.log' SIZE 50M,
GROUP 2 '/u01/app/oracle/oradata/prod/log12.log' SIZE 50M,
GROUP 3 '/u01/app/oracle/oradata/prod/log21.log' SIZE 50M,
GROUP 4 '/u01/app/oracle/oradata/prod/log22.log' SIZE 50M
-- STANDBY LOGFILE
DATAFILE
'/u01/app/oracle/oradata/prod/system01.dbf',
'/u01/app/oracle/oradata/prod/undotbs01.dbf',
'/u01/app/oracle/oradata/prod/sysaux01.dbf',
'/u01/app/oracle/oradata/prod/users01.dbf',
'/u01/app/oracle/oradata/prod/example01.dbf',
'/u01/app/oracle/oradata/prod/undotbs02.dbf'
CHARACTER SET ZHS16GBK