SQL is a programming language which aids the Relational Database Management System. It was developed in 1970 by Raymond Boyce and Donald Chamberlin and was known as SEQUEL (Structured English Query Language). The name was changed from SEQUEL to SQL because SEQUEL was trademark of Aircraft Company named as Hawker Siddeley. SQL was adopted as American National Standards Institute in 1986. It deals with data insertion, Data query, and Data updating and deletion and Data Access and Control. SQL 2011 was the latest release.
