@sSQL varchar(100), @adddaysint SELECT @adddays = 1 --日期增量(可以自由设定) SELECT @dDate ='01/01/2016'--开始日期 WHILE @dDate <'12/31/2019'--结束日期 BEGIN SELECT @WeekString = DATENAME (dw, @dDate) SELECT @sMonth=DATENAME(mm,@dDate) SELECT @iYear= DATENAME (yy, @dDate...
@adddays int=1; WHILE (@dDate<=convert(date,@end_date)) begin set @v_the_date=convert(char(10),@dDate,112);--key值 set @v_the_year=DATEPART("YYYY",@dDate);--年 set @v_the_quarter=DATEPART("QQ",@dDate);--季度" set @v_the_month=DATEPART("MM",@dDate);--月份(字符型)...
语法:DATE_SUB(date, INTERVAL value unit) 参数和使用方法与DATE_ADD()函数相似。 示例:假设有一个payments表,包含payment_date和due_date两个日期列,我们可以使用DATE_SUB()函数来计算逾期天数。 SELECTpayment_date,DATEDIFF(DATE_SUB(due_date,INTERVAL7DAY),payment_date)ASoverdue_daysFROMpayments; 1. 2. ...
-- date可以是一个DATE、DATETIME、TIMESTAMP格式的字符串或者是YYMMDD或YYYYMMDD格式的一个数字SELECTUNIX_TIMESTAMP('2020-02-12')SELECTUNIX_TIMESTAMP(20200212)-- 2020-02-12 => 1581436800SELECTFROM_UNIXTIME(1581436800,"%Y%m%d")-- 查询今天的数据select*fromtableNamewhereto_days(时间字段)=to_days(now...
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QuarterDaysInDate ( @date datetime ) RETURNS INT AS BEGIN declare @m tinyint,@time SMALLDATETIME select @m=month(@date) select @m=case when @m between 1 and 3 then 1 when @m between 4 and 6 then 4 when @m between 7 and 9 then 7 else 10 end select @time=datename(year,@date)...
sqlserver时间日期函数详解(Sqlservertimeanddatefunctiondetailed)SQLServertimeanddatefunctiondetailed1.currentsystemdateandtimeSelect,getdate()2.DateAddreturnsanewdatetimevaluebasedonaspecifieddateplusaperiodoftimeForexample:add2daystothedateSelectDateAdd(day,2,'2004-10-15')-Returns:2004-10-1700:00:00.0003.Dat...
days=30 #由于crontab命令是没环境变量,所以sqlcmd命令,要用全路径,否则定时执行会执行失败 /opt/mssql-tools/bin/sqlcmd-H$host -U$user -P$password -Q " BACKUP DATABASE TESTDB TO DISK = '/backup/mssql/mssql"$day".bak' WITH FORMAT; ...
RetentionDaysAuditTargetOption RetentionPeriodDefinition ReturnStatement RevertStatement RevokeStatement RevokeStatement80 RightFunctionCall RolePayloadOption RoleStatement RollbackTransactionStatement RollupGroupingSpecification RouteOption RouteOptionKind RouteStatement RowValue SaveTransactionStatement ScalarExpression Scalar...
RetentionDays option in case of URL audit target. RetentionPeriodDefinition Definition of retention period for system versioned temporal table and data retention table option. ReturnStatement Represents return statement RevertStatement Represents REVERT statement RevokeStatement Represents the revoke statement...