SQLite basic SELECT statement - Exercises, Practice, Solution

Basic SELECT statement [18 exercises with solution]

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1. Write a query to display the names (first_name, last_name) using alias name "First Name", "Last Name"

Sample table : employees

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2. Write a query to get unique department ID from employee table.

Sample table : employees

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3. Write a query to get all employee details from the employee table order by first name, descending.

Sample table : employees

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4. Write a query to get the names (first_name, last_name), salary, PF of all the employees (PF is calculated as 12% of salary).

Sample table : employees

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5. Write a query to get the employee ID, names (first_name, last_name), salary in ascending order of salary.

Sample table : employees

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6. Write a query to get the total salaries payable to employees.

Sample table : employees

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7. Write a query to get the maximum and minimum salary from employees table.

Sample table : employees

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8. Write a query to get the average salary and number of employees in the employees table.

Sample table : employees

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9. Write a query to get the number of employees working with the company.

Sample table : employees

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10. Write a query to get the number of jobs available in the employees table.

Sample table : employees

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11. Write a query get all first name from employees table in upper case.

Sample table : employees

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12. Write a query to get the first 3 characters of first name from employees table.

Sample table : employees

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13. Write a query to calculate 171*214+625.

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14. Write a query to get the names (for example Ellen Abel, Sundar Ande etc.) of all the employees from employees table.

Sample table : employees

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15. Write a query to get first name from employees table after removing white spaces from both side.

Sample table : employees

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16. Write a query to get the length of the employee names (first_name, last_name) from employees table.

Sample table : employees

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17. Write a query to select first 10 records from a table.
Note : Assume the salary field provides the 'annual salary' information.

Sample table : employees

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18. Write a query to get monthly salary (round 2 decimal places) of each and every employee?

Sample table : employees

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Practice SQLite Online

Model Database

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Structure of 'hr' database :