alter databasebackup controfile to trace as "/bk/col.sql";一致性停库破坏日志文件和控制文件启动数据库SQL> startupOracle instancestarted. Total SystemGlobal Area 314572800 bytesFixed Size 1219136 bytesVariableSize 113247680 bytesDatabaseBuffers 192937984 bytesRedoBuffers 7168000 bytesORA-00205: errorin identifying control file, check alert log for more info因为没有控制文件所以会出205错误我们根据备份的控制文件信息重新创建控制文件CREATECONTROLFILE REUSE DATABASE "ORCL2" RESETLOGS ARCHIVELOG MAXLOGFILES 16 MAXLOGMEMBERS 3 MAXDATAFILES 100 MAXINSTANCES 8 MAXLOGHISTORY 292LOGFILE GROUP 1"/u01/tiger/oradata/orcl2/redo01.log" SIZE 50M, GROUP 2"/u01/tiger/oradata/orcl2/redo02.log" SIZE 50M, GROUP 3"/u01/tiger/oradata/orcl2/redo03.log" SIZE 50MDATAFILE "/u01/tiger/oradata/orcl2/system01.dbf", "/u01/tiger/oradata/orcl2/tiger.dbf", "/u01/tiger/oradata/orcl2/sysaux01.dbf", "/u01/tiger/oradata/orcl2/users01.dbf", "/u01/tiger/oradata/orcl2/undotbs02.dbf", "/u01/tiger/oradata/orcl2/undotbs01", "/u01/tiger/oradata/orcl2/tiger01.dbf"CHARACTER SETZHS16GBK;因为之前也没有了redo日志文件所以重启数据库的时候用resetlogs参数alter databaseopen resetlogsASM磁盘组一点管理使用旧的控制文件恢复相关资讯 Oracle备份恢复
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