Where oh where.

Warehouse is a logical collection of information. purposes of data warehouse is to combine information throughout organization. DATA MART contains a subsets of data warehouse information. in a data warehouse it contains layers of columns and rows. Cube are common term that used to represent multidimensional info. We use data mining to extract the info that not offered by raw data alone. Here in, we study about business intelligence. Bi is information that use to support their decision making efforts. there three principle includes of people, technology and culture.