Can you subtract two dates in SQL?

The DATEDIFF() function returns the difference between two dates.

How do I subtract days from a date in SQL?

MySQL DATE_SUB() Function

  1. Subtract 10 days from a date and return the date: SELECT DATE_SUB(“2017-06-15”, INTERVAL 10 DAY);
  2. Subtract 15 minutes from a date and return the date: …
  3. Subtract 3 hours from a date and return the date: …
  4. Add 2 months to a date and return the date:

How can I calculate days between two dates in SQL Server?

PRINT DATEDIFF(DAY, ‘1/1/2011’, ‘3/1/2011’) will give you what you’re after. This gives the number of times the midnight boundary is crossed between the two dates. You may decide to need to add one to this if you’re including both dates in the count – or subtract one if you don’t want to include either date.

How do I subtract two timestamps in SQL?

Description. The TIMESTAMPDIFF function returns the difference between two given timestamps (that is, one timestamp is subtracted from the other) for the specified date part interval (seconds, days, weeks, etc.). The value returned is an INTEGER, the number of these intervals between the two timestamps.

How do I get months between two dates in SQL?

SQL Query 2

  1. DECLARE.
  2. @start DATE = ‘20120201’
  3. , @end DATE = ‘20120405’
  4. ;WITH Numbers (Number) AS.
  5. (SELECT ROW_NUMBER() OVER (ORDER BY OBJECT_ID) FROM sys.all_objects)
  6. SELECT DATENAME(MONTH,DATEADD(MONTH, Number – 1, @start)) Name,MONTH(DATEADD(MONTH, Number – 1, @start)) MonthId.
  7. FROM Numbers.
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How do I subtract two dates from the number of days in SQL Server?

To find the difference between dates, use the DATEDIFF(datepart, startdate, enddate) function. The datepart argument defines the part of the date/datetime in which you’d like to express the difference. Its value can be year , quarter , month , day , minute , etc.

Can we compare two timestamps in SQL?

Discussion: To calculate the difference between the timestamps in MySQL, use the TIMESTAMPDIFF(unit, start, end) function. The unit argument can be MICROSECOND , SECOND , MINUTE , HOUR , DAY , WEEK , MONTH , QUARTER , or YEAR . To get the difference in seconds as we have done here, choose SECOND .

How do I subtract two timestamps in hive?

1 Answer

  1. Convert both dates to seconds from 1970-01-01.
  2. Substract them.
  3. Divide by 60 to get minutes.

How do you subtract a timestamp?

The result of subtracting one timestamp (TS2) from another (TS1) is a timestamp duration that specifies the number of years, months, days, hours, minutes, seconds, and fractions of a second between the two timestamps. then %SECOND(RESULT) = %SECOND(TS1) – %SECOND(TS2).

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