MEDIAN

MEDIAN() 函数用于计算一组数值数据序列的中位数。

语法

MEDIAN(<expr>)

参数

返回类型

该值的类型。

示例

Create a Table and Insert Sample Data

CREATE TABLE exam_scores (
  id INT,
  student_id INT,
  score INT
);

INSERT INTO exam_scores (id, student_id, score)
VALUES (1, 1, 80),
       (2, 2, 90),
       (3, 3, 75),
       (4, 4, 95),
       (5, 5, 85);

Query Demo: Calculate Median Exam Score

SELECT MEDIAN(score) AS median_score
FROM exam_scores;

结果

|  median_score  |
|----------------|
|      85.0      |