Dream Always Dream , if you don't work on it : Real-world Oracle DBA troubleshooting guides for RAC, Data Guard, RMAN, performance tuning, upgrades, backups, and cloud migration. Tested in production environments.
https://yum.oracle.com/oracle-linux-isos.html
1. How Availability Numbers Are “Massaged” in SLAs 99.9999% is usually not measured the way engineers think it is. Vendors almost never me...
