Structured query language or SQL is a language to operate databases which helps in database creation, deletion, fetching rows, modifying rows and so much more. SQL is the standard language for Relational Database Systems. All the Relational Database Management Systems (RDMS) like MySQL, MS Access, Oracle, Sybase, Informix, etc., use SQL as their standard database language. SQL comes with a dozen of advantages like it allows you to create and drop databases and tables, set permissions on tables, procedures and views and so much more. With this SQL tutorial, learn all about the language, concepts and even prepare for an SQL interview with interview questions and answers. Start SQL tutorial now.