The database supports various queries to retrieve and analyze HR-related data. step 1) We need to download & install MySQL workbench. step 2) Learn SQL DDL, DML, DCL,TCL and DQL commands. -- work on ...

1- (DDL - Data Definition Language). 2- (DML - Data Manipulation Language). 3- (DCL - Data Control Language). 4- (TCL - Transaction Control Language). 5-Other orders.