Major Software Components of Oracle Big Data Appliance: This illustration shows Oracle Linux and Java Hotspot Virtual Machine at the bottom. Oracle NoSQL Database is above it on the left. Oracle Big Data Connectors (Oracle Direct Connector, Oracle Loader for Hadoop, Oracle Data Integrator Application Adapter for Hadoop, and Oracle R Connector for Hadoop) are on the top right. Cloudera's Distribution including Apache Hadoop is below it on the right.