配置Active Data Guard:
当Standby在mount状态并在应用重做,
1)停止应用重做:
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- ALTER DATABASE RECOVER MANAGED STANDBY DATABASE CANCEL;
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- ALTER DATABASE OPEN READ ONLY;
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- ALTER DATABASE RECOVER MANAGED STANDBY DATABASE USING CURRENT LOGFILE DISCONNECT;
后记:在Standby上启用块跟踪,能加速增量备份。