What do data warehouses support?

The perfect answer for “What do data warehouses support?” is that Data Warehouse is a database management system that not only stores the data, but also supports analytics to generate data for preparing proper reports or insights that could be used for making a decision. Data Warehouse supports On-line Analytical processing rather than on-line transaction processing (OLTP). If you want to get certified in Data Warehousing so that you could add this to your profile? Then have a look at  Data Janbask training which offers you instructor-based training and guided projects to help you with gaining hands-on experience. Also, have a look at our video on Data Warehouse Interview Preparation, if you are someone who is preparing for an interview on Data Warehouse. Hope my answer helps you!