MySQL basic SELECT statement - Exercises, Practice, Solution
Basic SELECT statement [19 exercises with solution]
1. Write a query to display the names (first_name, last_name) using alias name “First Name", "Last Name"Go to the editor
Sample table: employees
2. Write a query to get unique department ID from employee table.Go to the editor
Sample table: employees
3. Write a query to get all employee details from the employee table order by first name, descending.Go to the editor
Sample table: employees
4. Write a query to get the names (first_name, last_name), salary, PF of all the employees (PF is calculated as 15% of salary).Go to the editor
Sample table: employees
5. Write a query to get the employee ID, names (first_name, last_name), salary in ascending order of salary.Go to the editor
Sample table: employees
6. Write a query to get the total salaries payable to employees.Go to the editor
Sample table: employees
7. Write a query to get the maximum and minimum salary from employees table.Go to the editor
Sample table: employees
8. Write a query to get the average salary and number of employees in the employees table.Go to the editor
Sample table: employees
9. Write a query to get the number of employees working with the company.Go to the editor
Sample table: employees
10. Write a query to get the number of jobs available in the employees table. Go to the editor
Sample table: employees
11. Write a query get all first name from employees table in upper case. Go to the editor
Sample table: employees
12. Write a query to get the first 3 characters of first name from employees table. Go to the editor
Sample table: employees
13. Write a query to calculate 171*214+625. Go to the editor
14. Write a query to get the names (for example Ellen Abel, Sundar Ande etc.) of all the employees from employees table. Go to the editor
Sample table: employees
15. Write a query to get first name from employees table after removing white spaces from both side. Go to the editor
Sample table: employees
16. Write a query to get the length of the employee names (first_name, last_name) from employees table. Go to the editor
Sample table: employees
17. Write a query to check if the first_name fields of the employees table contains numbers. Go to the editor
Sample table: employees
18. Write a query to select first 10 records from a table. Go to the editor
Sample table: employees
19. Write a query to get monthly salary (round 2 decimal places) of each and every employee Go to the editor
Note : Assume the salary field provides the 'annual salary' information.
Sample table: employees
More to Come !
Structure of 'hr' database:
MySQL Code Editor:
Do not submit any solution of the above exercises at here, if you want to contribute go to the appropriate exercise page.
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