100 SQL interview questions – Senior level, part 1 (questions 1 through 5) for advanced MySQL use cases.

100 SQL interview questions – Intern level, part 4 (questions 16 through 20) for MySQL beginners.

100 SQL interview questions, part 1 – 20 intern-level SQL interview questions (questions 1 through 5) for MySQL newcomers.

100 SQL interview questions – Intern level, part 3 (questions 11 through 15) for MySQL beginners.

100 SQL interview questions – Intern level, part 2 (questions 6 through 10) for MySQL beginners.