数据库没有备份的情况下,数据库所在服务器由于意外断电,导致服务器启动之后,Oracle数据库startup报错.
1. 数据库没开归档模式
2. 无备份
解决方案:
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SQL>startup mountSQL>recover database using backup controlfile until cancel;
SQL>alter database open resetlogs;
# 此时会提示system表空间需要恢复,但是由于当前日志损坏# 无法进行恢复,所以需要加入#隐含参数,oracle才不会监测scn# 的一致性,才能打开数据库。# 重启数据库加入隐含参数SQL> startup mountSQL> alter system set “_allow_resetlogs_corruption”=true scope=spfile;
SQL> shutdown immediateSQL> startup mountSQL> alter database open resetlogs;
alter database open resetlogs
*ERROR at line 1:
ORA-01092: ORACLE instance terminated. Disconnection forced# 不管这些,再次登录sqlplus起动数据库SQL*Plus: Release 10.2.0.1.0 - Production on Fri Nov 16 08:03:43 2007
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Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - Production
With the Partitioning, OLAP and Data Mining options
SQL>startup |