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Learn more about the date and time functions DATETIME, DATE, SECONDS, SECONDS_BETWEEN, MINUTES, MINUTES_BETWEEN, HOURS, HOURS_BETWEEN, DAYS, DAYS_BETWEEN, WORKINGDAYS, WORKINGDAYS_BETWEEN, WEEKS, WEEKS_BETWEEN, MONTHS, MONTHS_BETWEEN, YEARS, YEARS_BETWEEN, BETWEEN, YEAR, MONTH, DAY, HOUR, MINUTE, SECOND, TODAY, NOW, WEEKNUMBER, DAYOFWEEK.
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Keep in mind that all dates are interpreted using the (proleptic) Gregorian calendar rules. The timezone used in these type of functions is the system default timezone of the server that hosts the Blueriq runtime where the function is executed. |
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The way in which date and time values are displayed in the user interface is determined by the date display formats, which can be configured per language code. |
Overview
Function | Description |
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DATETIME | Creates a dateTime value out of integers. |
DATE | Creates a date value out of integers. |
ADD PERIOD TO DATE | Calculates |
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DATETIME
You can use this function to create a dateTime value out of integers or numbers.
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Numbers will be rounded to integers. |
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There is also a conversion function DATETIME. |
Syntax
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DATETIME(year, month, day, hour, minute, second) |
- year - An integer value between and including 1 and 9999 that represents the year in the constructed date.
- month - An integer value between and including 1 and 12 that represents the month in the constructed date.
- day - An integer value between and including 1 and 31 that represents the day in the constructed date.
- hour - An integer value between and including 0 and 23 that represents the hours in the constructed time.
- minute - An integer value between and including 0 and 59 that represents the minutes in the constructed time.
- second - An integer value between and including 0 and 59 that represents the seconds in the constructed time.
Return type
- dateTime
Examples
DATETIME ( 2010 , 5 , 25 , 23 , 00 , 00 ) = 25-5-2010 23:00:00
DATETIME ( -2010 , 5 , 25 , 23 , 00 , 00 ) = UNKNOWN
DATETIME ( 2010 , 5 , 25 , 45 , 00 , 00 ) = UNKNOWN
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DATE
You can use this function to create a date value out of integers or numbers.
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Numbers will be rounded to integers. |
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There is also a conversion function DATE. |
Syntax
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DATE(year, month, day) |
- year - An integer value between and including 1 and 9999 that represents the year in the constructed date.
- month - An integer value between and including 1 and 12 that represents the month in the constructed date.
- day - An integer value between and including 1 and 31 that represents the day in the constructed date.
Return type
- date
Examples
DATE ( 2010 , 5 , 25 ) = 25-5-2010
DATE ( -2010 , 5 , 25 ) = UNKNOWN
DATE ( 2010 , 2 , 29 ) results in an error
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ADD PERIOD TO DATE
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a new date by adding a specified period to a specified |
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Syntax
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date |
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- date - The date that you want to add the specified period to.
- number - Specifies how may periods you want to add to the date.
- period - A keyword that specifies which time unit to add. Valid units are DAYS, WEEKS, MONTHS and YEARS.
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Return type
- date
Examples
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01-01-2015 + 1 DAYS = 02-01-2015
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01-01-2015 + 1 MONTHS = 01-02-2015
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01-01-2015 + 1 YEARS = 01-01-2015
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Calculates a new dateTime by adding a specified period to a specified dateTime. |
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Syntax
Code Block |
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dateTime + number period |
- dateTime - The dateTime that you want to add the specified period to.
- number - Specifies how may periods you want to add to the dateTime.
- period - A keyword that specifies which time unit to add. Valid units are DAYS, WEEKS, MONTHS, YEARS, HOURS, MINUTES and SECONDS.
Return type
- dateTime
Examples
01-01-2015 13:23:04 + 1 DAYS = 02-01-2015 13:23:04
01-01-2015 13:23:04 + 25 HOURS = 02-01-2015 14:23:04
01-01-2015 13:23:04 + 60 SECONDS = 01-01-2015 13:24:04
01-01-2015 13:23:04 + 1 MINUTES = 01-01-2015 13:24:04
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Calculates a new date by subtracting a specified period from a |
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Syntax
Code Block |
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date - number period |
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specified |
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date. |
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Return type
- date
Examples
01-01-2015 – 1 DAYS = 31-12-2014
01-01-2015 – 1 WEEKS = 25-12-2014
01-01-2015 – 1 MONTHS = 01-12-2014
01-01-2015 – 1 YEARS = 01-01-2014
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Calculates a new dateTime by subtracting a specified period from a |
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Syntax
Code Block |
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dateTime - number period |
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specified |
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dateTime |
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Return type
- dateTime
Examples
01-01-2015 13:23:04 – 1 HOURS = 01-01-2015 12:23:04
01-01-2015 13:23:04 – 25 HOURS = 31-12-2014 12:23:04
01-01-2015 13:23:04 – 60 SECONDS = 01-01-2015 13:22:04
01-01-2015 13:23:04 – 1 MINUTES = 01-01-2015 13:22:04
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Calculates the period between two date or dateTime objects |
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Valid types for period are:
- SECONDS
- MINUTES
- HOURS
- DAYS
- WEEKS
- MONTHS
- YEARS
Syntax
Code Block |
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period BETWEEN date1 AND date2 |
- period - A keyword that specifies which time unit to return. Valid units are
DAYS
,WEEKS
,MONTHS
,YEARS
,HOURS
,MINUTES
andSECONDS
. - date1 - The date or dateTime value that represents the start date.
- date2 - The date or dateTime value that represents the end date.
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You can use the periods HOURS , MINUTES and SECONDS only if at least one of the dates is a dateTime object or expression. On the other hand, with the periods DAYS , WEEKS , MONTHS and YEARS , the time component of a datetime value is ignored. |
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The order in which the dates are placed is irrelevant. |
Return type
- integer
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Examples
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DAYS BETWEEN DATE( 2010 , 1 , 1 ) AND DATE( 2010 , 2 , 1 ) = 31
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DAYS BETWEEN DATE( 2010 , 5 , 31 ) AND DATETIME ( 2010 , 6 , 1 , 12 , 0 , 0 ) = 1
, because the time is ignored...
DAYS BETWEEN DATETIME ( 2010 , 1 , 1 , 14 , 0 , 0 ) AND DATETIME ( 2010 , 1 , 2 , 13 , 0 , 0 ) = 1
, because the time is ignoredYEARS BETWEEN DATE ( 2009 , 1 , 1 ) AND DATE ( 2010 , 1 , 1 ) = 1
YEARS BETWEEN DATE ( 2010 , 1 , 1 ) AND DATE ( 2020 , 1 , 1 ) = 10
YEARS BETWEEN DATE ( 2010 , 1 , 1 ) AND DATE ( 2011 , 5 , 1 ) = 1
YEARS BETWEEN DATETIME ( 2010 , 1 , 1 , 12 , 0 , 0 ) AND DATE ( 2011 , 1 , 1 ) = 1
, because the time is ignored
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WORKINGDAYS BETWEEN
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Calculates the working days between two date or dateTime objects |
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Syntax
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date1 - The date or dateTime value that represents the start date.
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date2 - The date or dateTime value that represents the end date.
Alternative notation for WORKINGDAYS BETWEEN. | |
Returns the year of a date or dateTime value. | |
MONTH | Returns |
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The order in which the dates are placed is irrelevant. |
Return type
integer
Examples
WORKINGDAYS BETWEEN DATE( 2015 , 1 , 1 ) AND DATE( 2015 , 2 , 1 )
= 22WORKINGDAYS_BETWEEN ( DATE ( 2015 , 1 , 1 ) , DATE ( 2015 , 2 , 1 ) , [ 3, 4, 5, 6, 7 ] )
= 23 (work week Tuesday - Saterday)WORKINGDAYS_BETWEEN ( DATE ( 2015 , 1 , 1 ) , DATE ( 2015 , 2 , 1 ) , [ 2, 3, 4, 5 ] )
= 17 (4 day work week Monday - Thursday)WORKINGDAYS BETWEEN DATE ( 2015 , 6 , 1 ) AND DATETIME ( 2015 , 6 , 2 , 12 , 0 , 0 ) = 1
, because the time is ignoredWORKINGDAYS BETWEEN DATETIME ( 2015 , 5 , 29, 12 , 0 , 0 ) AND DATE ( 2015 , 5 , 31 ) = 1
, because the time is ignored (and 30-5 and 31-5 are Saturday and Sunday respectively)
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YEAR
YEAR
returns the year of a date or dateTime value. The year is returned as a number in the range 1 - 9999.
Syntax
Code Block |
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YEAR(date | dateTime) |
- date or dateTime - The date or dateTime value of which the year must be returned.
Return type
- integer
Examples
YEAR ( DATE ( 2015 , 01 , 01 ) ) = 2015
YEAR ( DATE ( 1978 , 04 , 11 ) ) = 1978
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MONTH
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the month of a date or dateTime value. |
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Syntax
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MONTH(date | dateTime) |
- date or dateTime - The date or dateTime value of which the month must be returned.
Return type
- integer
Examples
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MONTH ( DATE ( 1978 , 04 , 11 ) ) = 4
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DAY
DAY
returns the day of a date or dateTime value. The day is returned as a number in the range 1 - 31.
Syntax
Code Block |
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DAY(date | dateTime) |
- date or dateTime - The date or dateTime value of which the day must be returned.
Return type
- integer
Examples
DAY ( DATE ( 2015 , 01 , 01 ) ) = 1
DAY ( DATE ( 1978 , 04 , 11 ) ) = 11
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HOUR
HOUR
returns the hour of a dateTime value. The hour is returned as a number in the range 0 - 23.
Syntax
Code Block |
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HOUR(dateTime) |
- dateTime - The dateTime value of which the hour must be returned.
Return type
- integer
Examples
HOUR ( DATETIME ( 2015 , 5 , 25 , 00 , 00 , 00 ) ) = 0
HOUR ( DATETIME ( 2015 , 5 , 25 , 23 , 00 , 00 ) ) = 23
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MINUTE
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DAY | Returns the day of a date or dateTime value. |
HOUR | Returns the hour of a dateTime value. |
MINUTE | Returns the minute of a dateTime value. |
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Syntax
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- dateTime - The dateTime value of which the minute must be returned.
Return type
- integer
Examples
MINUTE ( DATETIME ( 2015 , 5 , 25 , 00 , 00 , 00 ) ) = 0
MINUTE ( DATETIME ( 2015 , 5 , 25 , 23 , 45 , 00 ) ) = 45
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SECOND
SECOND
returns the second of a dateTime value. The second is returned as a number in the range 0 - 59.
Syntax
Code Block |
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SECOND(dateTime) |
- dateTime - The dateTime value of which the second must be returned.
Return type
- integer
Examples
SECOND ( DATETIME ( 2015 , 5 , 25 , 00 , 00 , 00 ) ) = 0
SECOND ( DATETIME ( 2015 , 5 , 25 , 23 , 45 , 59 ) ) = 59
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TODAY
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the current date of the server |
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NOW | Returns |
Syntax
Code Block |
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TODAY |
Return type
- date
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The TODAY function returns a date stamp. It is only recalculated when the expression in which you use the TODAY function is reevaluated. This recalculation will not cause other expressions that use the TODAY function to be reevaluated. |
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NOW
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the current date and time of the server |
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Syntax
Code Block |
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NOW |
Return type
- dateTime
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Returns the week number within the year of a given date or dateTime value. |
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DAYOFWEEK | Returns the number of the day within the week of a given date or dateTime value. |
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For example, January 1, 2015 was a Thursday. Therefore week 1 of 2015 starts on December 29, 2014, and ends on January 4, 2015.
Syntax
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WEEKNUMBER ( date | dateTime ) |
- date or dateTime - The date or dateTime value of which the week number must be returned.
Return type
- integer
Examples
WEEKNUMBER ( DATE ( 2015 , 01 , 01 ) ) = 1
WEEKNUMBER ( DATETIME ( 2014 , 12 , 28 , 0 , 0 , 0 ) ) = 1
WEEKNUMBER ( DATE ( 2015 , 12 , 28 ) ) = 53
WEEKNUMBER ( DATE ( 2016 , 01 , 02 ) ) = 53
WEEKNUMBER ( DATETIME ( 2016 , 01 , 04 , 0 , 0 , 0 ) ) = 1
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DAYOFWEEK
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- Sunday = 1
- Monday = 2
- Tuesday = 3
- Wednesday = 4
- Thursday = 5
- Friday = 6
- Saturday = 7
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Code Block |
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DAYOFWEEK( date | dateTime ) |
- date or dateTime - The date or dateTime value of which the week number must be returned.
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- integer
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DAYOFWEEK
( DATE ( 2015 , 01 , 01 ) ) = 5DAYOFWEEK ( DATETIME ( 2015 , 12 , 28 , 0 , 0 , 0 ) ) = 2
DAYOFWEEK
( DATE ( 2016 , 01 , 02 ) ) = 7DAYOFWEEK
( ? ) = ?
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