Book teaches the essentials of DBMS to anyone who wants to become an effective and independent DBMS master. It covers all the DBMS fundamentals without forgetting few vital advanced topics such as from installation, configuration and monitoring, up to the backup and migration of database covering few database client tools. Book covers fundamentals of data and database management system database architecture normalisation rules SQL queries installation, configuration, backup and migration of Oracle & MySQL database key features a single comprehensive guide for students, teachers and professionals practical oriented book book contains real-time executed commands along with screenshots parallel execution and explanation of Oracle and MySQL database commands.