SQL

What is SQL

SQL Stands for Structured Query Language.

SQL is used to communicate with database.
It is standard language for RDBMS Relational Database Management System.

 SQL Statements are perform some task like update data in database, retrieve data fromdatabaseetc…

 Some common RDBMSs that use SQL are :Microsoft SQL Server,Oracle,Sybase, Access…

SQL is made up by three sub languages:

Data Definition Language(DDL)
Data Manipulation Language(DML)
Data Control Language(DCL)