sql server取时间单独取年、月、日

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第一种：

b.Date as IncomeDateYear,
     datename(year,b.Date) as IncomeDateYear,datename(month,b.Date) as IncomeDateYear,datename(day,b.Date) as IncomeDateYear,

第二种：

year(b.Date) as '年',month(b.Date) as '月',day(b.Date) as '日' 

第三种：

DATEPART(yy, b.Date) as '年',DATEPART(MM, b.Date) as '月',DATEPART(DD, b.Date) as '日',