[3] DCL ( Database Control Language)

 DDL is utilized to characterize and deal with all the articles in a database. For example, making Databases, making security protests that characterize the entire database. 

[2] DML (Data Manipulation Language) 

Inclusion, Update , Delete and Selection are the exercises worried about the database control language. 

DML is utilized to Select, Insert, Update, and Delete information in the articles characterized utilizing DDL. 

Database control language is worried about the  mobile database consistency keeping up, approving access and other command over the database. 

There are some different dialects which must be known. These are - 

VDL (View Definition Language) : Providing intends to see the calculated blueprint of database for outside degree of three level outline. 

SDL (Storage Definition Language) : Providing intends to change or alter the inside composition of the database.