Video Courses

You can buy it or try to find in the internet.

Pluralsight:

Oracle Database 12c Fundamentals
Oracle Database 12c: Installation and Upgrade
Oracle Database 12c Performance Tuning and Optimization
Oracle Database 12c Disaster Recovery and Data Movement

infiniteskills:

Learning Oracle 12c
Oracle 11g Real Application Cluster Training Video



May be you could recommend good video courses for study Oracle DataBase?