ORA-10456:cannot open standby database;media recovery session may be in progress

在搭dataguard练习中,主库和从库已经配置好,主库已经执行过rman的duplicate操作,要把从库起到open状态时,报了一下错误:

解决方法:

先在从库停止standby

SQL>alter database recover managed standby database cancel;

这时再执行

SQL>alter database open;

库就正常open啦

然后再启动日志应用

SQL>alter database recover managed standby database using current logfile disconnect;

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转载自blog.csdn.net/DBAngelica/article/details/86217958
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