Dataguard Reset Logs

Ran into an interesting situation recently with a managed services client running Oracle 11.1.0.7.0 Enterprise Edition on Linux in a two node RAC environment with Dataguard. The client asked to have the dataguard instance changed over to read/write to do some testing....

Ensure your RMAN backups are functional

To me making sure your database is backed up is the most important task for a dba.  But not only is it backed up, but it’s backed up correctly. I just encountered a situation where a client started receiving numerous errors in their production system.  There...