May 26, 2018
Workflow scheduler for Hadoop
Oozie is a workflow scheduler system to manage Apache Hadoop jobs. Oozie Workflow jobs are Directed Acyclical Graphs DAGs of actions. Oozie Coordinator jobs are recurrent Oozie Workflow jobs triggered by time frequency and data availabilty.
Oozie is integrated with the rest of the Hadoop stack supporting several types of Hadoop jobs out of the box such as Java map-reduce, Streaming map-reduce, Pig, Hive, Sqoop and Distcp as well as system specific jobs such as Java programs and shell scripts.
Oozie is a scalable, reliable and extensible system.