SQL

SQL -----------------------------------------------------

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

https://www.tutorialspoint.com/sql/

https://www.geeksforgeeks.org/sql-tutorial/

SQL Interview Question
https://www.guru99.com/sql-interview-questions-answers.html
https://www.geeksforgeeks.org/sql-interview-questions/
https://www.softwaretestinghelp.com/50-popular-sql-interview-questions-for-testers/
https://www.javatpoint.com/sql-interview-questions