The concept of a data warehouse is have a central database is used to collect information from different parts of the business processes. The definition of a data warehouse can be determined by collecting data and how they are supported by society and individuals. Data warehousing is the method used by businesses where they can obtain information and create an enterprise-wide view of the data.

The data warehouse has become a different type of computer database in the 1980s and early 1990s. Data warehouse applications developed because not be achieved with other operating systems. Finally, he led to the need for separate databases that are believed to have been designed to support decision-making information for services or management is. With this need he has been the development of operational and information systems.

The need was established for an enterprise view of data in operational systems. The deposits are being developed to fill in the management and analysis of data and help the need for object-oriented concepts. Integration is closely related to the orientation. Data warehouses have put the data from different sources into a consistent format. You must resolve these problems, such as naming conflicts and inconsistencies between the units. If this concept reached, the data warehouse will be integrated as a.

the nature of the stored data has nothing to do with whether something is a data warehouse. A data warehouse can be normalized or de-normalized. There may be a relational database, multidimensional database, flat file, hierarchical database, object database, etc. Data storage change often. In addition, data warehouses often the target of a particular action or entity.

Efficient storage of data cannot be guaranteed for each project. The technical data can be very complicated and can cause false errors and mistakes. If there is a strong support for the management, resources incurred by the Company values and vision of the company is well founded, so the end result is more useful for the organization or company. The main factors that create the needs of data storage for most companies today are the requirements for the vision of information society services and the quality that separates the operating system to improve performance data management.