SQL stands for Structured Query Language. It cab be pronounced simply as S-Q-L or ‘sequel’. It acts as an interface between the user and the information stored in database system. It is structured in such a way that one can easily access any information. It is an interactive programming language. One can use this query language to insert, select or update any data.

It was designed by Donald D. Chamberlin and Ronald F. Boyce. It was developed under the auspices of IBM (International Business Machine) in the year 1974. It was first developed on the mainframe computers and then on minicomputers. Today, it is popular on Personal computers (PCs). It is accepted as a standard by ISO (International Standards Organization) and ANSI (American National Standards Institute).

 SQL is Structured Query Language.
It only defines that what data should be fetched and not how it is fetched frm the database.It is said Structured because there is certain Structure of query to fetch data frm database.