sql tutorial for beginners

Question

https://www.w3schools.com/sql/

Answer 1

Some more tutorials:

https://www.tutorialspoint.com/sql/
http://mobile.sqlcourse.com/
http://www.beginner-sql-tutorial.com/
https://www.codecademy.com/learn/learn-sql
http://www.dofactory.com/sql/tutorial
https://www.sololearn.com/Course/SQL/?ref=app

Answer 2

Thank you for sharing this.

Answer 3

Thank you for sharing this