Support of Decision Making by Business Intelligence Tools

Issues of business intelligence applications are discussed. Main parts of business intelligence tools are briefly described. The attention is paid to the data warehouses and to a new tool in this field, to the operational data stores. These technologies enable to get the data of first-rate quality. Some new features of operational data stores´ applications are proposed. The role of users in the design of metadata is explained and its influence on the efficiency of information systems is emphasized. Business intelligence tools are the necessary conditions for applications of data mining, an efficient tool for getting new information from large datasets.