What is a database ?
A Database is a collection of Organized data belonging to some organization or an Organizational process.Say if you are storing your friends contacts and organizing them in some fashion , then you are said to have an contacts database. As Long as you’re collecting and storing the data in an Organized form for a specific purpose , you have got a databse. Mainly we are going to discuss of Operational databases.
Operational databases are the backbone of many companies and Organizations throughout the world today. This type of database is primarily used to collect,store, modify and maintain data on a day-to-day basis. An example of Operational database could be retail stores, Manufacturing companies, Hospitals, clinics and Publishing houses.