Tag：DATEDIFF
-
Usage examples of DateAdd and DateDiff in SQL
Usually, you need to get the current date and calculate some other dates. For example, your program may need to judge the first or last day of a month. Most of you probably know how to divide the date (year, month, day, etc.), and then just use the divided year, month, day, etc. to calculate […]
-
The datepart and DateDiff applications of SQL server search the morning and afternoon data of the same day
The datepart() function returns a separate part of the date / time, such as year, month, day, hour, minute, and so on. The datediff() function returns the time difference between two dates. –Find data for the morning of the day select * from R_Attendance where (datepart(hour,RDatetime)>=0 and datepart(hour,RDatetime)<12) and datediff(d,RDatetime,GetDate())=0 –Find the data of that […]
-
Analysis of DATEDIFF and DATEADD Usage of Date Addition and Subtraction Function of SQL Server
This paper illustrates the usage of DATEDIFF and DATEADD of the date addition and subtraction function of SQL Server. Share for your reference, as follows: Addition and subtraction function of SQL Server date: DATEDIFF DATEADD DATEDIFFReturns the number of date boundaries and time boundaries across two specified dates.DATEDIFF ( datepart , startdate , enddate )Subtract […]