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SQLite exercises

SQLite Subquery - Exercises, Practice, Solution

SQLite Subquery [18 exercises with solution]

1. Write a query to find the names (first_name, last_name) and salaries of the employees who have a higher salary than the employee whose last_name='Bull'. Go to the editor

Sample table : employees


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2. Write a query to find the names (first_name, last_name) of all employees who works in the IT department. Go to the editor

Sample table : employees


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3. Write a query to find the names (first_name, last_name) of the employees who have a manager who works for a department based in the United States. Go to the editor

Hint : Write single-row and multiple-row subqueries

Sample table : employees


Sample table : departments


Sample table : locations


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4. Write a query to find the names (first_name, last_name) of the employees who are managers. Go to the editor

Sample table : employees


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5. Write a query to find the names (first_name, last_name), the salary of the employees whose salary is greater than the average salary. Go to the editor

Sample table : employees


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6. Write a query to find the names (first_name, last_name), the salary of the employees whose salary is equal to the minimum salary for their job grade. Go to the editor

Sample table : employees


Sample table: jobs


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7. Write a query to find the names (first_name, last_name), the salary of the employees who earn more than the average salary and who works in any of the IT departments. Go to the editor

Sample table : employees


Sample table : departments


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8. Write a query to find the names (first_name, last_name), the salary of the employees who earn more than Mr. Bell. Go to the editor

Sample table : employees


Sample table : departments


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9. Write a query to find the names (first_name, last_name), the salary of the employees who earn the same salary as the minimum salary for all departments. Go to the editor

Sample table : employees


Sample table : departments


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10. Write a query to find the names (first_name, last_name) of the employees who are not supervisors. Go to the editor

Sample table : employees


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11. Write a query to display the employee ID, first name, last names, salary of all employees whose salary is above average for their departments. Go to the editor

Sample table : employees

Sample table : departments

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12. Write a query to find the 5th maximum salary in the employees table. Go to the editor

Sample table : employees

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13. Write a query to find the 4th minimum salary in the employees table. Go to the editor

Sample table : employees


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14. Write a query to select last 10 records from a table. Go to the editor

Sample table : employees


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15. Write a query to list department number, name for all the departments in which there are no employees in the department. Go to the editor

Sample table : employees


Sample table : departments


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16. Write a query to get 3 maximum salaries. Go to the editor

Sample table : employees


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17. Write a query to get 3 minimum salaries. Go to the editor

Sample table : employees


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18. Write a query to get nth max salaries of employees. Go to the editor

Sample table : employees


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...More

The structure of 'hr' database :

hr database


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