我试图让每个客户端的总持续时间为hh:mm。 这是我的查询: SELECT
CONVERT(VARCHAR(10),
SUM(DATEDIFF(Minute, startdate,EndDate)/60)
OVER (PARTITION BY clientId ORDER BY clientId))
+ '.'
+ RIGHT('00
对于SSRS报表,我根据用户输入通过使用Case来进行查询,返回3个不同年份的收入。 DECLARE @Year as int
Set @Year = 2018
DECLARE @Period as int
Set @Period = 1
SELECT Account
, Customer
, CustomerDescription
, Article
, ArticleDesc