Abstract
The database management system (DBMS)continues to be a key component of the technical infrastructure of modern enterprises. It is the software that manages the creation, storage, retrieval, and manipulation of the enterprise's data. the database management system services the transacation processing applications that support the essential business processes and functions of the enterprise, and services the decision support software that allows business users to make more effective use of the enterprise's data. It is the cornerstone of modern enterprises because it is the focal point for all business transactions. the DBMS stores information on the enterprise's employees, products, customers, suppliers, financial performance, and other key business information.