MSSQL查找前一天，前一月，前一年的数据，对比当前时间记录查找超过一年，一月，一天的数据

SELECT DATEADD(DAY,-1,'')
SELECT DATEADD(DAY,-1,GETDATE())
SELECT DATEADD(MONTH,-1,'')
SELECT DATEADD(MONTH,-1,GETDATE())
SELECT DATEADD(YEAR,-1,'')
SELECT DATEADD(YEAR,-1,GETDATE())

Select * From Table Where (CreateDate<=DATEADD(YEAR,-1,GETDATE()))

Select * From Table Where (CreateDate<=DATEADD(MONTH,-1,GETDATE()))

Select * From Table Where (CreateDate<=DATEADD(DAY,-1,GETDATE()))