自制小程序根据遗漏次数选择双色球号码

-- 红球遗漏次数分析图
select a.beforeterm,a.leaktimes,
stuff(
(select ‘,‘+cast(ballnum as varchar(max)) from [Lottory].[dbo].[RedBall] b where a.leaktimes = b.leaktimes for xml path(‘‘))
,1,1,‘‘) balls
from 
    (
    select beforeterm, leaktimes
    from [Lottory].[dbo].[RedBall]
    group by beforeterm, leaktimes
    ) a


-- 篮球遗漏次数分析图
select a.beforeterm,a.leaktimes,
stuff(
(select ‘,‘+cast(ballnum as varchar(max)) from [Lottory].[dbo].[BlueBall] b where a.leaktimes = b.leaktimes for xml path(‘‘))
,1,1,‘‘) balls
from 
    (
    select beforeterm, leaktimes
    from [Lottory].[dbo].[BlueBall]
    group by beforeterm, leaktimes
    ) a