ORA-19838: Cannot use this control file to open database
Cause: This control file was restored by a DUPLICATE operation used only to restore and recover the datafiles of the new database. It is not meant to be used for opening the database, as allowing so might corrupt datafiles or online redo logs of the target database or both.
Action: Re-create control file manually specifying all names of datafiles and online redo logs. Do not forget to use NID to change the name or DBID or both of the new database.
ORA-19838:不能使用此控制文件来打开数据库
ORA-19838: Must use NEW or CURRENT control file to open database
该错误表明,Oracle数据库无法使用当前的控制文件来打开数据库。系统需要一个有效的控制文件来打开和控制数据库。
ORA-19838 错误通常发生在SPFILE不存在、损坏或恢复了无效的数据库磁盘组(RPG)等情况。
1.检查SPFILE文件以确保其存在和正确;
2.确保RPG中的控制文件已经更新;
3.使用控制文件参数STARTUP MOUNT;
4.使用ALTER DATABASE OPEN RESETLOGS命令来开启数据库;
5.确保RPG已经携带有效的控制文件到备份节点;
6.检查所有控制文件的名称以确保控制文件标识是正确无误的。