IBM Datastage is a powerful tool for designing, developing, and executing the applications to fill the data into data warehouses by extracting the data from databases. Below are the four main stages of Datastage. Administrator is used for administration tasks which include setting up DataStage users and purging criteria, mobilizing and demobilizing projects, etc. The designer or design interface develops the Datastage applications OR jobs which are regulated by the director and run by the server. As the name suggests, manager maintains and manages the repositories and allows users to modify the stored data through it. The director performs various functions including validating the jobs, scheduling and executing them along with monitoring the parallel jobs.