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AVG_IF

AVG_IF

The suffix -If can be appended to the name of any aggregate function. In this case, the aggregate function accepts an extra argument – a condition.

AVG_IF(column, cond)

Example

Create a Table and Insert Sample Data

CREATE TABLE employees (
id INT,
salary INT,
department VARCHAR
);

INSERT INTO employees (id, salary, department)
VALUES (1, 50000, 'HR'),
(2, 60000, 'IT'),
(3, 55000, 'HR'),
(4, 70000, 'IT'),
(5, 65000, 'IT');

Query Demo: Calculate Average Salary for IT Department

SELECT AVG_IF(salary, department = 'IT') AS avg_salary_it
FROM employees;

Result

| avg_salary_it   |
|-----------------|
| 65000.0 |