Introduction to Data Warehouse

Cognos course info: http://goo.gl/7JemvS
Major Topics covered in this video are:
•How does the Data warehouse works in Cognos
•What is Staging Data base
•Staging Data Base is, extracting the data from the source data and place them in a Temporary data base
•What is a Heterogeneous Data bases
•What is Transformation of Data?
•Getting the required information which is useful for analysis from the existing Information
•What is the use of the Data in Data ware house in a company?
•The data in the data ware house is used for the business analysis and the future business planning