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SQL Exercise: Employees whose commission is more than their salary

SQL employee Database: Exercise-15 with Solution

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15. From the following table, write a SQL query to identify employees whose commissions exceed their salaries. Return complete information about the employees.

Sample table: employees


Pictorial Presentation:

SQL exercises on employee Database: Display all the details of the employees whose commission is more than their salary.

Sample Solution:

SELECT *
FROM employees
WHERE commission>salary;

Sample Output:

 emp_id | emp_name | job_name | manager_id | hire_date  | salary  | commission | dep_id
--------+----------+----------+------------+------------+---------+------------+--------
  66564 | MADDEN   | SALESMAN |      66928 | 1991-09-28 | 1350.00 |    1500.00 |   3001
(1 row)

Explanation:

The provided query in SQL that selects all columns from the "employees" table where the commission is greater than the salary.

The "WHERE" clause filters the results for all employees whose commission is greater than their salary.

The query uses the greater than operator ">" to compare that the result set will only include employees where the commission is strictly greater than their salary.

Relational Algebra Expression:

Relational Algebra Expression: Display all the details of the employees whose commission is more than their salary.

Relational Algebra Tree:

Relational Algebra Tree: Display all the details of the employees whose commission is more than their salary.

Practice Online


Sample Database: employee

employee database structure

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Previous SQL Exercise: Display the details of the employee BLAZE.
Next SQL Exercise: Employees whose salary is over 3000 after a 25% raise.

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