在测试环境中（非归档模式），将所有数据文件移动另一个文件夹下，然后关闭数据库，再将所有数据文件移回来，启动数据库：
Errors in file /u01/app/oracle/diag/rdbms/orcl/orcl/trace/orcl_ora_369.trc:
ORA-01113: file 1 needs media recoveryORA-01110: data file 1: '/u01/app/oracle/oradata/orcl/system01.dbf'
ORA-1113 signalled during: ALTER DATABASE OPEN...
Mon Aug 10 19:40:12 2015
Errors in file /u01/app/oracle/diag/rdbms/orcl/orcl/trace/orcl_m000_371.trc:
ORA-00322: log 1 of thread 1 is not current copy
ORA-00312: online log 1 thread 1: '/u01/app/oracle/oradata/orcl/redo01.log'
Checker run found 7 new persistent data failures
SQL> shutdown immediate;
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> startup;
ORACLE instance started.