Oracle has adopted R as a language and environment to support Statisticians, Data Analysts, and Data Scientists in performing statistical data analysis and advanced analytics, as well as generating sophisticated graphics. In addressing the enterprise and the need to analyze Big Data, Oracle provides R integration through four key offerings:
Oracle R Distribution
An Oracle-supported distribution of open source R, provided as a free download from Oracle for Oracle Linux.
Oracle R Connector for Hadoop
High performance native access to the Hadoop Distributed File System (HDFS) and MapReduce programming framework for R users. Oracle R Connector for Hadoop is a component of Oracle Big Data Connectors software suite.
An open source R package, maintained by Oracle and enhanced to use the Oracle Call Interface (OCI) libraries to handle database connections - providing a high-performance, native C-language interface to the Oracle Database.