Data needs to be at the center of the decision making fulcrum when important enterprise decisions are made.

This is where data-driven decision making also faces a problem. The problem arises where collation of all the various sources of data in one repository is required.

This is because all the data sources, systems and formats are disparate. What this means is that the need to organize all of this data in one repository for analysis is extremely important. This is where the data warehouse comes to our aid.