This book is created to help your SQL coder understand the difference between a code and a sustainable code. 1. The first part deal with all the resources you need to know to practice SQL queries. It includes some of the important command which you need to master 2. The second part deal with all the important concepts and ways to write a better SQL query. If you have followed the first part religiously, then the second part will make you more mature. You will start dealing with the codes in a different way. 3. The third part will contain some of the most important interview and tricky questions. This section will definitely enhance your skills