DDL – Data Definition Language
DDL is used to create, alter and destroy databases and database objects. These objects include schema, tables, indexes etc. Common Data Definition Language statements are CREATE, ALTER, and DROP.
A Data Definition Language has a pre-defined syntax for describing data. DDL statements are compiled, resulting in a set of tables stored in a special file called a data dictionary.
A Sample DDL Command to create a Data Base of Customers :-
CREATE DATABASE Customers