Data Mart is a subset of the data resource usually oriented to a specific purpose or major data subject that may be distributed to support business needs. The concept of a data mart can apply to any data whether they are operational data evaluational data spatial data or metadata. A data mart is a repository of a business organization s data implemented...
A data warehouse is a business organization s corporate memory or the main repository of historical data and it typically contains all the raw materials from the decision support system of the management. The data from the data warehouse are being used by the business intelligence system as on of the main bases for company decisions and that the...