Bank senior managers to decide on the available information, the bank`s current operations, the trends and needs change. Data warehouse with data access, and integrates key information and operational bank. Data warehouse, information is consistent, reliable, on time and ready for use, maintenance and, therefore, is to facilitate the decision-making process. The data in the data warehouse environment to be structured independently of the operating system for logging, mining and other analytical applications in line with the decision, they are ready.
The data warehouse database entities as there are fundamental differences between these two types of entities exist in the data warehouse are precisely the entities that are involved with the business users.