Data Management Systems

The concept of a database was made possible by the emergence of direct access storage media such as magnetic disks, which became widely available in the mid-1960s; earlier systems relied on sequential storage of data on magnetic tape.

A relational database (RDB) is a database based on the relational model of data, as proposed by E. F. Codd in 1970.

He is the main author of the original version of the open source MySQL database

the primary author of SQLite

the creator of the Redis in-memory database

MongoDB Inc., where he was previously cofounder and chairman

leading the Database Systems Group in the Department of Computer Science

The initial release of the Oracle Database in 1979 was called Oracle version 2

Hugh Darwen is a computer scientist who was an employee of IBM United Kingdom from 1967 to 2004, and has been involved in the development of

developed the MARC format (Machine Readable Cataloging), the international data standard for bibliographic and holdings information in libraries.

co-author of the influenential FAIR data principles

helped write the SQL-89 and SQL-92 standards

used this to establish the PRINTS database

Miller is the president of the VLDB Endowment, and the program chair for ACM SIGMOD 2011 in Athens, Greece.

This research has become important for the handling of approximate queries in databases.

He was heading the database department Research Center for Information Technologies at University of Karlsruhe from 1985 to 1989.