├── README.md ├── easy ├── Classes With at Least 5 Students.sql ├── Customers Who Never Order.sql ├── Delete Duplicate Emails.sql ├── Duplicate Emails.sql ├── Employees Earning More Than Their Managers.sql ├── Game Play Analysis 1.sql ├── Rising Temperature.sql ├── combine-two-table.sql ├── nth-highest-salary.sql ├── rank-scores.sql └── second-highest-salary.sql ├── hard ├── Department Top Three Salaries.sql ├── Trips and Users.sql └── dept_second_highest.sql └── medium ├── Consecutive Numbers.sql ├── Department Highest Salary.sql ├── Game Play Analysis IV.sql └── Investments in 2016.sql /README.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/abulhasan-18/Sql-problem-solving/HEAD/README.md -------------------------------------------------------------------------------- /easy/Classes With at Least 5 Students.sql: -------------------------------------------------------------------------------- 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