SAS is a 4th generation language that provides easy access to multiple applications. It works on scripts which indicate that candidates get to learn the tricks and rules of scripting in detail.

Microsoft has many editions of the SQL server. These target different audiences and workloads that range from small machine applications to large applications with many users.

DataStage pipelines data (where possible) from one stage to the next and nothing has to be done for this to happen.

R offers businesses with the most sophisticated and advanced business analysis tools that help them to utilize data in the most efficient manner.

Online encyclopedia article.