oracle-dataguard
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编辑 删除
ORA-01093
备库switchover为主库报如下错误：这个的原因是有active session连接到数据库上可以使用如下命令解决：ALTER DATABASE COMMIT TO SWITCHOVER TO PHYSICAL STANDBY WITH SESSION SHUTDOWN;@>alter database commit to switchover to primary;alter database commit to switchover to primary*ERROR at line 1:O...
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ORA-10456
在做switchover的时候，备库打开报如下报错@>alter database open read only;alter database open read only*ERROR at line 1:ORA-10456: cannot open standby database; media recovery session may be in progress这个的原因如下 ： 恢复模式不可打开数据库 所以先要cancel日志应用，在开启日志应...
