DataStage is just a central filestore with three advantages: Protection controls that allow analysts to really have a "private" place only available to the group head and themselves, and "shared" and "collaborative" regions to put files of use to the full research group.Internet software enabling users to annotate their files, and access data from outside their "home" computer.The possibility to send data into a library for permanent storage. Smart mind online training provides best training, http://smartmindonlinetraining.com/datastage-online-training/