International Journal of Computer Science and Communication Networks (IJCSCN)
Database is the well-organized collection of data in a meaningful way and stored in such a way that it can be accessible to each and every user so that user can perform the transaction. Main purpose of database system is to retrieve information; perform some operation on the information and storing complete information back to the database. It should contain the efficient information so that each user can access the final result of the operations. Transaction is a sequence of many actions considered to be atomic.