+2 两天后;-2减两天 date(dateadd(to_date('${bizdate}','yyyymmdd'),2,'day')) 4、上月末最后一天 dateadd(datetrunc(date(to_date('${bizdate}','yyyymmdd')),'mm'),-1,'dd') 5、本月第一天 datetrunc(date(to_date('${bizdate}','yyyymmdd')),'mm') 6、本月最后一天 last_day(to_dat...
a date time field which I am trying to convert to a date so I can find all values between ...
a date time field which I am trying to convert to a date so I can find all values between ...
G. Truncate a date to a datepart representing its maximum precisionIf the datepart has the same unit maximum precision as the input date type, truncating the input date to this datepart would have no effect.Example 1SQL Kopiraj DECLARE @d datetime = '2015-04-29 05:06:07.123'; SELECT '...
當您轉換小數位數不同的資料類型時,SQL Server 有時會傳回截斷的結果值,有時會傳回捨入的值。 此表格顯示這個行為。展開資料表 從至行為 numeric numeric Round numeric int Truncate numeric money Round money int Round money numeric Round float int Truncate float numeric 四捨五入 1 float datetime ...
@StartTime DATETIME, @TruncLog VARCHAR(255) SELECT @StartTime = GETDATE(), @TruncLog = 'BACKUP LOG ' + db_name() + ' WITH TRUNCATE_ONLY' DBCC SHRINKFILE (@LogicalFileName, @NewSize) EXEC (@TruncLog) -- Wrap the log if necessary. ...
(8000)notnull)DECLARE@CounterINT,@StartTimeDATETIME,@TruncLogVARCHAR(255)SELECT@StartTime=GETDATE(),@TruncLog='BACKUP LOG '+db_name()+' WITH TRUNCATE_ONLY'DBCCSHRINKFILE(@LogicalFileName,@NewSize)EXEC(@TruncLog)--Wrap the logifnecessary.WHILE@MaxMinutes>DATEDIFF(mi,@StartTime,GETDATE())--...
G. Truncate a date to a datepart representing its maximum precisionIf the datepart has the same unit maximum precision as the input date type, truncating the input date to this datepart would have no effect.Example 1SQL Másolás DECLARE @d datetime = '2015-04-29 05:06:07.123'; SELECT ...
转换小数位数不同的数据类型时,SQL Server 有时会返回截断后的结果值,有时会返回舍入值。 此表显示了此行为。展开表 源目标行为 numeric numeric Round numeric int Truncate numeric money Round money int Round money numeric Round float int Truncate float numeric Round 1 float datetime Round datetime int...
BACKUP DATABASE [wxh] TO DISK = N'C:\Program Files\Microsoft SQL Server\MSSQL10_50.MSSQLSERVER\MSSQL\Backup\wxh.bak' WITH NOFORMAT, NOINIT, NAME = N'wxh-Full Database Backup', SKIP, NOREWIND, NOUNLOAD, STATS = 10 2.增量数据备份(Differential Backups) ...