根据日期类型字段获取年、季度、周(SQLSERVER)
2014-06-17 10:25 ゞ蓦然灬淺笑ゞ 阅读(1650) 评论(0) 编辑 收藏 举报SELECT YEAR(CollectionDate) AS Year, DATEDIFF(quarter, CAST(DATEPART(YEAR, CollectionDate) AS NVARCHAR(4)) + '-01-01', CollectionDate) + 1 AS Quarter, DATEDIFF(week,CAST(DATEPART(YEAR, CollectionDate) AS NVARCHAR(4)) + '-01-01', CollectionDate) - DATEDIFF(quarter, CAST(DATEPART(YEAR, CollectionDate) AS NVARCHAR(4)) + '-01-01', CollectionDate) * 13 + 1 AS Week, CollectionDate
FROM dbo.CollectionInformationList