Utilities External Tables Part III External Tables The topics discussed in this part include information necessary to successfully use external tables. External Tables ConceptsThe external tables feature is a complement to existing SQL*Loader functionality. It enables you to access data in external sources as if it were in a table in the database. The ORACLE_LOADER Access DriverThe ORACLE_LOADER access driver provides a set of access parameters unique to external tables of the type ORACLE_LOADER. The ORACLE_DATAPUMP Access DriverThe ORACLE_DATAPUMP access driver provides a set of access parameters that are unique to external tables of the type ORACLE_DATAPUMP. ORACLE_HDFS and ORACLE_HIVE Access DriversWith external tables, you can access data stored in HDFS and Hive tables on Hadoop and Hive clients as if that data was stored in tables in an Oracle Database. External Tables ExamplesLearn from these examples how to use the ORACLE_LOADER, ORACLE_DATAPUMP,ORACLE_HDFS, and ORACLE_HIVE access drivers to query data in Oracle Database and Big Data.