MySQL Subquery Exercises: Find the 4th minimum salary in the employees table

MySQL Subquery: Exercise-17 with Solution

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

Sample table: employees

Code:

SELECT DISTINCT salary 
FROM employees e1 
WHERE 4 = (SELECT COUNT(DISTINCT salary) 
FROM employees  e2 
WHERE e2.salary <= e1.salary);

Explanation :

MySQL Subquery Syntax:

- The subquery (inner query) executes once before the main query (outer query) executes.
- The main query (outer query) use the subquery result.

MySQL Code Editor:

Structure of 'hr' database:

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