DML redirection helps in load balancing between the primary and standby databases. When incidental DML is issued on an Active Data Guard standby database, the update is passed to the primary database where it is executed. The resulting redo of the transaction updates the standby database after ...
First of all, let me clarify what the DML redirection feature is exactly. To understand that, we need to dig into the history of the product. In the beginning, Data Guard provided a normal physical standby database in mount mode. It protected your data, but not much more. Although that ...
Active Data Guard Thanks to Hubert Sun Utilizing Automatic Block Repair 30 Active Data Guard Query Lag SLA 31 Active Data Guard DML Redirection 32 Active Data Guard Stats/DataPump 33 Active Data Guard Auto Block Repair 34 Active Data Guard In Conclusion 35 Key HA Sessions, Labs, & Demos by ...
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– Reading • Enabling Active Data Guard • Setting a Service Level Agreement (SLA) for your queries • Synchronizing with the Primary database – Writing • Making DML redirection transparent – ROI – or Really having fun! • Avoiding media corruption – automatically! Enabling Active ...
| 4 Active Data Guard: Advanced Capabilities Getting most of your Active Data Guard DR site Primary Data Center DML Redirection DR Data Center Zero data loss at any distance Offload read- mostly workload to open standby database Automatic Block Repair Data Guard Broker (Enterprise Manager Cloud ...
(S311810) Session ID: S311809 & S311810 Oracle Active Data Guard Active Data Guard Hands On Lab Oracle Database 11g Release 2 Page 3 of 124 Session ID: S311809 & S311810 Oracle Active Data Guard INTRODUCTION ... 7 OVERVIEW OF THE EXERCISES......