积分排序解法1.txt

SQL语言常用的一些命令各代码

 1. 
CREATE TABLE tb(Name varchar(10),Score decimal(10,2))
INSERT tb SELECT 'aa',99
UNION ALL SELECT 'bb',56
UNION ALL SELECT 'cc',56
UNION ALL SELECT 'dd',77
UNION ALL SELECT 'ee',78
UNION ALL SELECT 'ff',76
UNION ALL SELECT 'gg',78
UNION ALL SELECT 'ff',50
GO
 
--Score重复时合并名次
SELECT *,Place=(SELECT COUNT(DISTINCT Score) FROM tb WHERE Score>=a.Score)
FROM tb a
ORDER BY Place asc

2.
CREATE TABLE tb(Name varchar(10),Score decimal(10,2))
INSERT tb SELECT 'aa',99
UNION ALL SELECT 'bb',56
UNION ALL SELECT 'cc',56
UNION ALL SELECT 'dd',77
UNION ALL SELECT 'ee',78
UNION ALL SELECT 'ff',76
UNION ALL SELECT 'gg',78
UNION ALL SELECT 'ff',50
GO
 
--名次生成方式,Score重复时保留名次空缺
SELECT *,Place=(SELECT COUNT(Score) FROM tb WHERE Score>a.Score)+1
FROM tb a
ORDER BY Place