What is the role of the Oozie component in Hadoop?

Oozie, a workflow scheduling system in the Hadoop ecosystem, is utilized to coordinate and manage complex data processing workflows. It offers a XML-based workflow description language that allows users to define and execute a series of ordered tasks including Hadoop MapReduce jobs, Pig scripts, Hive queries, Shell commands, etc. Oozie also provides scheduling, monitoring, and error handling capabilities for workflows, enabling users to easily manage and execute complex data processing tasks. With Oozie, users can create and schedule data processing workflows, improving the efficiency and reliability of data processing.