This diagram of online database mode shows the following elements:

On the Hadoop cluster: 

• An arrow from input data to Oracle Loader for Hadoop.

• An arrow points from job configuration to Oracle Loader for Hadoop.

• An arrow points from loader map (optional) to Oracle Loader for Hadoop.

• An arrow points from Oracle Loader for Hadoop to a table in an Oracle database.

• An arrow points from Oracle Loader for Hadoop to a CVS or Data Pump output file.

On the Database system, an arrow points from a table in an Oracle database to Oracle Loader for Hadoop on the Hadoop cluster.