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MAX

Aggregate function.

The MAX() function returns the maximum value in a set of values.

Syntax​

MAX(expression)

Arguments​

ArgumentsDescription
expressionAny expression

Return Type​

The maximum value, in the type of the value.

Example​

Create a Table and Insert Sample Data

CREATE TABLE temperatures (
  id INT,
  city VARCHAR,
  temperature FLOAT
);

INSERT INTO temperatures (id, city, temperature)
VALUES (1, 'New York', 30),
       (2, 'New York', 28),
       (3, 'New York', 32),
       (4, 'Los Angeles', 25),
       (5, 'Los Angeles', 27);

Query Demo: Find Maximum Temperature for New York City

SELECT city, MAX(temperature) AS max_temperature
FROM temperatures
WHERE city = 'New York'
GROUP BY city;

Result

|    city    | max_temperature |
|------------|-----------------|
| New York   |       32        |