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SQL Exercise: Employees whose salary is over 3000 after a 25% raise

SQL employee Database: Exercise-16 with Solution

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16. From the following table, write a SQL query to identify those employees whose salaries exceed 3000 after receiving a 25% salary increase. Return complete information about the employees.

Sample table: employees


Pictorial Presentation:

SQL exercises on employee Database: List the employees whose salary is more than 3000 after giving 25% increment

Sample Solution:

SELECT *
FROM employees
WHERE (1.25*salary) > 3000;

Sample Output:

 emp_id | emp_name | job_name  | manager_id | hire_date  | salary  | commission | dep_id
--------+----------+-----------+------------+------------+---------+------------+--------
  68319 | KAYLING  | PRESIDENT |            | 1991-11-18 | 6000.00 |            |   1001
  66928 | BLAZE    | MANAGER   |      68319 | 1991-05-01 | 2750.00 |            |   3001
  67832 | CLARE    | MANAGER   |      68319 | 1991-06-09 | 2550.00 |            |   1001
  65646 | JONAS    | MANAGER   |      68319 | 1991-04-02 | 2957.00 |            |   2001
  67858 | SCARLET  | ANALYST   |      65646 | 1997-04-19 | 3100.00 |            |   2001
  69062 | FRANK    | ANALYST   |      65646 | 1991-12-03 | 3100.00 |            |   2001
(6 rows)

Relational Algebra Expression:

Relational Algebra Expression: List the employees whose salary is more than 3000 after giving 25% increment.

Relational Algebra Tree:

Relational Algebra Tree: List the employees whose salary is more than 3000 after giving 25% increment.

Practice Online


Sample Database: employee

employee database structure

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Previous SQL Exercise: Employees whose commission is more than their salary.
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SQL: Tips of the Day

Count the number of occurrences of a string in a VARCHAR field?

SELECT 
    title,
    description,    
    ROUND (   
        (
            LENGTH(description)
            - LENGTH( REPLACE ( description, "value", "") ) 
        ) / LENGTH("value")        
    ) AS count    
FROM <table> 

Ref: https://bit.ly/3PvNdT4