摘要: This paper describes the application of online analytical processing (OLAP) in field data mining. We discuss knowledge discovery enterprise databases as well warehouses. then present an decision modelling application. internet stores requests, mistakes and defects that are notified by customers for software modules. Data retrieved from Oracle database using Microsoft Excel. Excel's interactive visual interface helps to build cube get graphics executive managers. OLAP is applicable any e-commerce or supply-chain applications which accumulate huge sets order have potential yield more valuable information.