In this chapter, we covered a lot of ground. We saw how to write Oozie workflow.xml
and run it via the Oozie command line. We also discussed how to check the status of the same using command line. Besides this, we covered the concepts of Decision and Fork nodes, EL functions, and Workflow states.
In the next chapter, we will discuss Coordinators that decide the when component of data processing pipeline scheduling via Oozie. We will also see how to run MapReduce jobs using Oozie.