DATA WAREHOUSE CONTROL AND SECURITY
Data Warehouse (DW) is a collection of integrated databases designed to support managerial decision-making and problem-solving functions. It contains both highly detailed and summarized historical data relating to various categories, subjects or areas. All units of data are relevant to appropriate time horizons. DW is an integral part of enterprise—wide decision support system, does not ordinarily involve data updating. It empowers and end users perform data access and analysis. This...