Sql 计算带OVER子句的运行总计和带计数器的按子句划分

如何使用计数器计算每周的点数和用户名？ 我使用按顺序划分的和

我希望最大金额为10美元。 我该怎么做

这是我的原始表格：

以下是我希望得到的结果：

以下是sql代码：

SELECT week_number,
user_name,
sum(points) OVER (PARTITION BY user_name ORDER BY week_number) AS total_prime
FROM team;

试试这个

select 
  week_number, 
  user_name, 
  points, 
  case when total_prime > 10 then 10 else total_prime end as sum, 
  case when total_prime > 1 and total_prime < 10 then null 
       when total_prime > 10 then total_prime - 10 end as dif
from
  (select 
     week_number, 
     user_name, points, 
     sum(points) over (partition by user_name order by week_number) as total_prime 
   from 
     team) a

我在你的第二张桌子上看不到，艾伦有第4点，但有第2点

试试这个

select 
  week_number, 
  user_name, 
  points, 
  case when total_prime > 10 then 10 else total_prime end as sum, 
  case when total_prime > 1 and total_prime < 10 then null 
       when total_prime > 10 then total_prime - 10 end as dif
from
  (select 
     week_number, 
     user_name, points, 
     sum(points) over (partition by user_name order by week_number) as total_prime 
   from 
     team) a

我在你的第二张桌子上看不到，艾伦有第4点，但有第2点