Oracle R is a statistical tool and can be used for data mining and predictive analysis. We haven't showcased this capability yet and predictive analysis is an important part of intelligent reporting. More information on Oracle R Enterprise can be found at http://www.oracle.com/technetwork/database/options/advanced-analytics/r-enterprise/index.html.
We can check the process of configuring and installing Oracle R by going through the following guide:
We can find out about the new features in 1.3 release of Oracle R in the following documentation: