核心代码
--下面我演示下MySQL中的排序列的实现
--测试数据
CREATE TABLE tb
(
score INT
);
INSERT tb SELECT
5 UNION ALL SELECT
4 UNION ALL SELECT
4 UNION ALL SELECT
4 UNION ALL SELECT
3 UNION ALL SELECT
2 UNION ALL SELECT
1;
--1.row_number式的排序
SET @row_number =0;
SELECT @row_number := @row_number+1 AS row_number,score
FROM
