Oracle Database 12c Certified Master
The Oracle Database 12c OCM credential is for the most advanced Oracle database administrator. This individual has comprehensive and extensive experience on a wide variety of topics including installation, troubleshooting, backup and recovery and tuning.
The prerequisites require that candidates earn an Oracle Database 12c OCP credential and complete advanced-level coursework. The final stage requires that candidates demonstrate their skills through an intensive two-day hands-on practical examination.