Sql Server 日期查询

当前月：

USE [DBName]

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Use Database, Declare Variables

DECLARE @ReportGenerationDate DATE

DECLARE @ReportMonth   INT

DECLARE @ReportMonthStart  DATE

DECLARE @ReportMonthEnd   DATE

SET @ReportGenerationDate = GETDATE()

SET @ReportMonth  = MONTH(@ReportGenerationDate) - 1

SET @ReportMonthEnd  = DATEADD(DAY, DATEPART(d, @ReportGenerationDate)*-1 , @ReportGenerationDate)

SET @ReportMonthStart = DATEADD(MONTH, -1, DATEADD(DAY, 1, @ReportMonthEnd))

print @ReportMonthStart

print @ReportMonthEnd

--前四个月