The magnitude of data about the organization normally exceed the individual capabilities of its analysis, this is why it is needed to use the automated processes of data exploration .
Data Mining is a process of extracting knowledge from databases or data warehouses. The advanced algorithms in the field of artificial intelligence, such as statistical methods, neural networks, evolutionary methods and fuzzy logic are to analyze the data and to reveal new, unseen dependencies, patterns and knowledge. Such predictive treatment makes it possible to predict the behavior of organizations and market, to shape a business, to forecast the future, and to make plans.