ORA-12514: TNS:listener does not currently know of service requested in connect descriptor at the time of switchover using data guard broker
I have a oracle data guard setup with nodes - one as primary and other as physical standby. I also, have configured the data guard broker on it. The problem is when I tried to switch over , I just ...
I have a Primary and a (logical) Standby Database. The Schema 'APP' gets synced. Now a User has performance issues running a query against some tables in this 'APP' schema of the Standby Database. On ...
I'm not sure when this started, but for the time being the primary database instances in a physical standby configuration logs this message on every redo log switch. ...
Best practices for Oracle 11gR2 Data Guard implies that the primary and standby databases should have the same layout, eg. RAC to RAC. What special considerations would one need to take into account ...