CUB - Analysis Services Cube File is a data file that is created by Analysis Services. If you need to use an extension, you will be able to get great features that come along with it. It can all be exported right from a collection of data schemes. Online Analytical Processing is beneficial as well when it comes to dealing with this extension. If you want to get more information, you will be able to do so by simply going online at your convenience. Everything is easy to install. You should not run into any problems when it comes to the performance of this file type. They can also be used in Microsoft Excel if you are interested.