A database is an organized collection of facts. In other words we can say that it is a collection of information arranged and presented to serve an assigned purpose.

  • Example: Database is a dictionary where words are arranged alphabetically. Similarly, when you think of a box of cards with names and addresses written as a mailing list, then the box and its contents form a mailing database. It contains cards with the mailing address, All these cards are placed in alphabetic order of names and the collection of these cards would be called a Database.

    DBMS (Database Management System): DBMS is a software package that allows data to be effectively stored, retrieved and manipulated, The data contained in a DBMS package , it can be accessed by multiple application programs and users. Application packages such as SQL Server, Oracle, MS-Access are some commercially available DBMS packages.