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22 sty 2010 · There are a number of ways to look at a date difference, and more when comparing date/times. Here's what I use to get the difference between two dates formatted as "HH:MM:SS": ElapsedTime AS. RIGHT('0' + CAST(DATEDIFF(S, StartDate, EndDate) / 3600 AS VARCHAR(2)), 2) + ':'.
DATEDIFF (hour, start_date, end_date) will give you the number of hour boundaries crossed between start_date and end_date. If you need the number of fractional hours, you can use DATEDIFF at a higher resolution and divide the result: DATEDIFF (second, start_date, end_date) / 3600.0.
30 gru 2022 · Transact-SQL reference for the DATEDIFF function. Returns the numerical difference between a start and end date based on datepart.
To calculate the difference between the arrival and the departure in T-SQL, use the DATEDIFF(datepart, startdate, enddate) function. The datepart argument can be microsecond , second , minute , hour , day , week , month , quarter , or year .
25 sie 2011 · The DATEDIFF () function returns the difference between two dates, as an integer. Syntax. DATEDIFF (interval, date1, date2) Parameter Values. Technical Details. More Examples. Example. Return the difference between two date values, in months: SELECT DATEDIFF (month, '2017/08/25', '2011/08/25') AS DateDiff; Try it Yourself » Example.
In SQL Server, DATEDIFF() works on time values, so you can do: DATEDIFF(minute, TimeStart, TimeEnd) You can run this as a demonstration: select DATEDIFF(minute, cast('06:00:00' as time), cast('20:00:00' as time))
SQL Server DATEDIFF function returns the difference in seconds, minutes, hours, days, weeks, months, quarters and years between 2 datetime values. Quick Example: -- The difference is days between today and yesterday SELECT DATEDIFF(dd, GETDATE() - 1, GETDATE()); -- Returns: 1 -- The number of seconds in 24 hours SELECT DATEDIFF(ss, GETDATE ...
