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After the discovery of computers, the online database came into existence. Before that the all data was kept on paper. It was like a manual database. It needs lots of time and manpower. It was not very secure. Most of the paper stored data has been burnt, eaten by insects and rats, or lost. In this article, we will discuss a brief history of database management system. History of DBMS Early 1960’s-1970’s The flat File System was invented. The data was stored on magnetic disks, tape with the help of punched cards as an input, but this kind of storage provided only sequential access to data. Soon the hard disk was invented then the file system was improved and it allowed random location access, but still, it was a very tough and lengthy process. 1966 IBM introduced its first kind of Prominent hierarchical database model called IMS (Information Management System). In this, tables are used to store data. So in one single database, we can hold more than one record, but due to its Bi