Database management system (DBMS) is a collection of programs that enable users to create and maintain a database, it also consists of a collection of interrelated data and a set of programs to access that data. The DBMS is hence a general purpose software system that facilitates the processes of defining, constructing and manipulating databases for various applications.The primary goal of a DBMS is to provide an environment that is both convenient and efficient to use in retrieving and storing data base information. It is an interface between the user of application programs on one hand and the data base on the other.