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Text Content


All products Azure AS Excel 2016 Excel 2019 Excel Microsoft 365 Power BI Power
BI Service SSAS 2012 SSAS 2014 SSAS 2016 SSAS 2017 SSAS 2019 SSAS 2022 SSAS
Tabular SSDT Any attribute Context transition Row context Iterator CALCULATE
modifier Deprecated Not recommended Volatile
A-ZGroupsSearch
Functions
 * ABS
 * ACCRINT
 * ACCRINTM
 * ACOS
 * ACOSH
 * ACOT
 * ACOTH
 * ADDCOLUMNS
 * ADDMISSINGITEMS
 * ALL
 * ALLCROSSFILTERED
 * ALLEXCEPT
 * ALLNOBLANKROW
 * ALLSELECTED
 * AMORDEGRC
 * AMORLINC
 * AND
 * APPROXIMATEDISTINCTCOUNT
 * ASIN
 * ASINH
 * ATAN
 * ATANH
 * AVERAGE
 * AVERAGEA
 * AVERAGEX
 * BETA.DIST
 * BETA.INV
 * BITAND
 * BITLSHIFT
 * BITOR
 * BITRSHIFT
 * BITXOR
 * BLANK
 * CALCULATE
 * CALCULATETABLE
 * CALENDAR
 * CALENDARAUTO
 * CEILING
 * CHISQ.DIST
 * CHISQ.DIST.RT
 * CHISQ.INV
 * CHISQ.INV.RT
 * CLOSINGBALANCEMONTH
 * CLOSINGBALANCEQUARTER
 * CLOSINGBALANCEYEAR
 * COALESCE
 * COLUMNSTATISTICS
 * COMBIN
 * COMBINA
 * COMBINEVALUES
 * CONCATENATE
 * CONCATENATEX
 * CONFIDENCE.NORM
 * CONFIDENCE.T
 * CONTAINS
 * CONTAINSROW
 * CONTAINSSTRING
 * CONTAINSSTRINGEXACT
 * CONVERT
 * COS
 * COSH
 * COT
 * COTH
 * COUNT
 * COUNTA
 * COUNTAX
 * COUNTBLANK
 * COUNTROWS
 * COUNTX
 * COUPDAYBS
 * COUPDAYS
 * COUPDAYSNC
 * COUPNCD
 * COUPNUM
 * COUPPCD
 * CROSSFILTER
 * CROSSJOIN
 * CUMIPMT
 * CUMPRINC
 * CURRENCY
 * CURRENTGROUP
 * CUSTOMDATA
 * DATATABLE
 * DATE
 * DATEADD
 * DATEDIFF
 * DATESBETWEEN
 * DATESINPERIOD
 * DATESMTD
 * DATESQTD
 * DATESYTD
 * DATEVALUE
 * DAY
 * DB
 * DDB
 * DEGREES
 * DETAILROWS
 * DISC
 * DISTINCT
 * DISTINCTCOUNT
 * DISTINCTCOUNTNOBLANK
 * DIVIDE
 * DOLLARDE
 * DOLLARFR
 * DURATION
 * EARLIER
 * EARLIEST
 * EDATE
 * EFFECT
 * ENDOFMONTH
 * ENDOFQUARTER
 * ENDOFYEAR
 * EOMONTH
 * ERROR
 * EVALUATEANDLOG
 * EVEN
 * EXACT
 * EXCEPT
 * EXP
 * EXPON.DIST
 * EXTERNALMEASURE
 * FACT
 * FALSE
 * FILTER
 * FILTERS
 * FIND
 * FIRSTDATE
 * FIRSTNONBLANK
 * FIRSTNONBLANKVALUE
 * FIXED
 * FLOOR
 * FORMAT
 * FV
 * GCD
 * GENERATE
 * GENERATEALL
 * GENERATESERIES
 * GEOMEAN
 * GEOMEANX
 * GROUPBY
 * HASH
 * HASONEFILTER
 * HASONEVALUE
 * HOUR
 * IF
 * IF.EAGER
 * IFERROR
 * IGNORE
 * INDEX
 * INT
 * INTERSECT
 * INTRATE
 * IPMT
 * ISAFTER
 * ISBLANK
 * ISCROSSFILTERED
 * ISEMPTY
 * ISERROR
 * ISEVEN
 * ISFILTERED
 * ISINSCOPE
 * ISLOGICAL
 * ISNONTEXT
 * ISNUMBER
 * ISO.CEILING
 * ISODD
 * ISONORAFTER
 * ISPMT
 * ISSELECTEDMEASURE
 * ISSUBTOTAL
 * ISTEXT
 * KEEPFILTERS
 * KEYWORDMATCH
 * LASTDATE
 * LASTNONBLANK
 * LASTNONBLANKVALUE
 * LCM
 * LEFT
 * LEN
 * LINEST
 * LINESTX
 * LN
 * LOG
 * LOG10
 * LOOKUPVALUE
 * LOWER
 * MATCHBY
 * MAX
 * MAXA
 * MAXX
 * MDURATION
 * MEDIAN
 * MEDIANX
 * MID
 * MIN
 * MINA
 * MINUTE
 * MINX
 * MOD
 * MONTH
 * MROUND
 * NAMEOF
 * NATURALINNERJOIN
 * NATURALLEFTOUTERJOIN
 * NETWORKDAYS
 * NEXTDAY
 * NEXTMONTH
 * NEXTQUARTER
 * NEXTYEAR
 * NOMINAL
 * NONVISUAL
 * NORM.DIST
 * NORM.INV
 * NORM.S.DIST
 * NORM.S.INV
 * NOT
 * NOW
 * NPER
 * ODD
 * ODDFPRICE
 * ODDFYIELD
 * ODDLPRICE
 * ODDLYIELD
 * OFFSET
 * OPENINGBALANCEMONTH
 * OPENINGBALANCEQUARTER
 * OPENINGBALANCEYEAR
 * OR
 * ORDERBY
 * PARALLELPERIOD
 * PARTITIONBY
 * PATH
 * PATHCONTAINS
 * PATHITEM
 * PATHITEMREVERSE
 * PATHLENGTH
 * PDURATION
 * PERCENTILE.EXC
 * PERCENTILE.INC
 * PERCENTILEX.EXC
 * PERCENTILEX.INC
 * PERMUT
 * PI
 * PMT
 * POISSON.DIST
 * POWER
 * PPMT
 * PREVIOUSDAY
 * PREVIOUSMONTH
 * PREVIOUSQUARTER
 * PREVIOUSYEAR
 * PRICE
 * PRICEDISC
 * PRICEMAT
 * PRODUCT
 * PRODUCTX
 * PV
 * QUARTER
 * QUOTIENT
 * RADIANS
 * RAND
 * RANDBETWEEN
 * RANK
 * RANK.EQ
 * RANKX
 * RATE
 * RECEIVED
 * RELATED
 * RELATEDTABLE
 * REMOVEFILTERS
 * REPLACE
 * REPT
 * RIGHT
 * ROLLUP
 * ROLLUPADDISSUBTOTAL
 * ROLLUPGROUP
 * ROLLUPISSUBTOTAL
 * ROUND
 * ROUNDDOWN
 * ROUNDUP
 * ROW
 * ROWNUMBER
 * RRI
 * SAMEPERIODLASTYEAR
 * SAMPLE
 * SAMPLEAXISWITHLOCALMINMAX
 * SEARCH
 * SECOND
 * SELECTCOLUMNS
 * SELECTEDMEASURE
 * SELECTEDMEASUREFORMATSTRING
 * SELECTEDMEASURENAME
 * SELECTEDVALUE
 * SIGN
 * SIN
 * SINH
 * SLN
 * SQRT
 * SQRTPI
 * STARTOFMONTH
 * STARTOFQUARTER
 * STARTOFYEAR
 * STDEV.P
 * STDEV.S
 * STDEVX.P
 * STDEVX.S
 * SUBSTITUTE
 * SUBSTITUTEWITHINDEX
 * SUM
 * SUMMARIZE
 * SUMMARIZECOLUMNS
 * SUMX
 * SWITCH
 * SYD
 * T.DIST
 * T.DIST.2T
 * T.DIST.RT
 * T.INV
 * T.INV.2T
 * TAN
 * TANH
 * TBILLEQ
 * TBILLPRICE
 * TBILLYIELD
 * TIME
 * TIMEVALUE
 * TOCSV
 * TODAY
 * TOJSON
 * TOPN
 * TOPNPERLEVEL
 * TOPNSKIP
 * TOTALMTD
 * TOTALQTD
 * TOTALYTD
 * TREATAS
 * TRIM
 * TRUE
 * TRUNC
 * UNICHAR
 * UNICODE
 * UNION
 * UPPER
 * USERCULTURE
 * USERELATIONSHIP
 * USERNAME
 * USEROBJECTID
 * USERPRINCIPALNAME
 * UTCNOW
 * UTCTODAY
 * VALUE
 * VALUES
 * VAR.P
 * VAR.S
 * VARX.P
 * VARX.S
 * VDB
 * WEEKDAY
 * WEEKNUM
 * WINDOW
 * XIRR
 * XNPV
 * YEAR
 * YEARFRAC
 * YIELD
 * YIELDDISC
 * YIELDMAT


Data types
 * Binary
 * Boolean
 * Currency
 * DateTime
 * Decimal
 * Integer
 * String
 * Variant


Operators
 * Addition (+)
 * And (&&)
 * Concatenation (&)
 * Division (/)
 * Equal to (=)
 * Exponentiation (^)
 * Greater than (>)
 * Greater than or equal to (>=)
 * IN
 * Less than (<)
 * Less than or equal to (<=)
 * Multiplication (*)
 * NOT
 * Not equal to (<>)
 * Or (||)
 * Strictly equal to (==)
 * Subtraction (-)
 * Table constructor { }


Statements
 * COLUMN
 * DEFINE
 * EVALUATE
 * MEASURE
 * MPARAMETER
 * ORDER BY
 * RETURN
 * START AT
 * TABLE
 * VAR

 * Functions
   * Aggregation
     * APPROXIMATEDISTINCTCOUNT
     * AVERAGE
     * AVERAGEA
     * AVERAGEX
     * COUNT
     * COUNTA
     * COUNTAX
     * COUNTBLANK
     * COUNTROWS
     * COUNTX
     * DISTINCTCOUNT
     * DISTINCTCOUNTNOBLANK
     * MAX
     * MAXA
     * MAXX
     * MIN
     * MINA
     * MINX
     * PRODUCT
     * PRODUCTX
     * SUM
     * SUMX
   * Date and Time
     * CALENDAR
     * CALENDARAUTO
     * DATE
     * DATEDIFF
     * DATEVALUE
     * DAY
     * EDATE
     * EOMONTH
     * HOUR
     * MINUTE
     * MONTH
     * NETWORKDAYS
     * NOW
     * QUARTER
     * SECOND
     * TIME
     * TIMEVALUE
     * TODAY
     * UTCNOW
     * UTCTODAY
     * WEEKDAY
     * WEEKNUM
     * YEAR
     * YEARFRAC
   * Filter
     * ALL
     * ALLCROSSFILTERED
     * ALLEXCEPT
     * ALLNOBLANKROW
     * ALLSELECTED
     * CALCULATE
     * CALCULATETABLE
     * FILTER
     * INDEX
     * KEEPFILTERS
     * LOOKUPVALUE
     * MATCHBY
     * OFFSET
     * ORDERBY
     * PARTITIONBY
     * REMOVEFILTERS
     * SELECTEDVALUE
     * WINDOW
   * Financial
     * ACCRINT
     * ACCRINTM
     * AMORDEGRC
     * AMORLINC
     * COUPDAYBS
     * COUPDAYS
     * COUPDAYSNC
     * COUPNCD
     * COUPNUM
     * COUPPCD
     * CUMIPMT
     * CUMPRINC
     * DB
     * DDB
     * DISC
     * DOLLARDE
     * DOLLARFR
     * DURATION
     * EFFECT
     * FV
     * INTRATE
     * IPMT
     * ISPMT
     * MDURATION
     * NOMINAL
     * NPER
     * ODDFPRICE
     * ODDFYIELD
     * ODDLPRICE
     * ODDLYIELD
     * PDURATION
     * PMT
     * PPMT
     * PRICE
     * PRICEDISC
     * PRICEMAT
     * PV
     * RATE
     * RECEIVED
     * RRI
     * SLN
     * SYD
     * TBILLEQ
     * TBILLPRICE
     * TBILLYIELD
     * VDB
     * XIRR
     * XNPV
     * YIELD
     * YIELDDISC
     * YIELDMAT
   * Information
     * COLUMNSTATISTICS
     * CONTAINS
     * CONTAINSROW
     * CONTAINSSTRING
     * CONTAINSSTRINGEXACT
     * CUSTOMDATA
     * EVALUATEANDLOG
     * HASONEFILTER
     * HASONEVALUE
     * ISAFTER
     * ISBLANK
     * ISCROSSFILTERED
     * ISEMPTY
     * ISERROR
     * ISEVEN
     * ISFILTERED
     * ISINSCOPE
     * ISLOGICAL
     * ISNONTEXT
     * ISNUMBER
     * ISODD
     * ISONORAFTER
     * ISSELECTEDMEASURE
     * ISSUBTOTAL
     * ISTEXT
     * NAMEOF
     * SELECTEDMEASURE
     * SELECTEDMEASUREFORMATSTRING
     * SELECTEDMEASURENAME
     * USERCULTURE
     * USERNAME
     * USEROBJECTID
     * USERPRINCIPALNAME
   * Logical
     * AND
     * BITAND
     * BITOR
     * BITXOR
     * COALESCE
     * FALSE
     * IF
     * IF.EAGER
     * IFERROR
     * NOT
     * OR
     * SWITCH
     * TRUE
   * Math and Trig
     * ABS
     * ACOS
     * ACOSH
     * ACOT
     * ACOTH
     * ASIN
     * ASINH
     * ATAN
     * ATANH
     * CEILING
     * CONVERT
     * COS
     * COSH
     * COT
     * COTH
     * CURRENCY
     * DEGREES
     * DIVIDE
     * EVEN
     * EXP
     * FACT
     * FLOOR
     * GCD
     * INT
     * ISO.CEILING
     * LCM
     * LN
     * LOG
     * LOG10
     * MOD
     * MROUND
     * ODD
     * PI
     * POWER
     * QUOTIENT
     * RADIANS
     * RAND
     * RANDBETWEEN
     * ROUND
     * ROUNDDOWN
     * ROUNDUP
     * SIGN
     * SIN
     * SINH
     * SQRT
     * SQRTPI
     * TAN
     * TANH
     * TRUNC
   * Other
     * BITLSHIFT
     * BITRSHIFT
     * BLANK
     * EARLIER
     * EARLIEST
     * ERROR
     * EXTERNALMEASURE
     * HASH
     * KEYWORDMATCH
     * RANK
     * ROWNUMBER
   * Parent-child
     * PATH
     * PATHCONTAINS
     * PATHITEM
     * PATHITEMREVERSE
     * PATHLENGTH
   * Relationships management
     * CROSSFILTER
     * RELATED
     * RELATEDTABLE
     * USERELATIONSHIP
   * Statistical
     * BETA.DIST
     * BETA.INV
     * CHISQ.DIST
     * CHISQ.DIST.RT
     * CHISQ.INV
     * CHISQ.INV.RT
     * COMBIN
     * COMBINA
     * CONFIDENCE.NORM
     * CONFIDENCE.T
     * EXPON.DIST
     * GEOMEAN
     * GEOMEANX
     * LINEST
     * LINESTX
     * MEDIAN
     * MEDIANX
     * NORM.DIST
     * NORM.INV
     * NORM.S.DIST
     * NORM.S.INV
     * PERCENTILE.EXC
     * PERCENTILE.INC
     * PERCENTILEX.EXC
     * PERCENTILEX.INC
     * PERMUT
     * POISSON.DIST
     * RANK.EQ
     * RANKX
     * SAMPLE
     * STDEV.P
     * STDEV.S
     * STDEVX.P
     * STDEVX.S
     * T.DIST
     * T.DIST.2T
     * T.DIST.RT
     * T.INV
     * T.INV.2T
     * VAR.P
     * VAR.S
     * VARX.P
     * VARX.S
   * Table manipulation
     * ADDCOLUMNS
     * ADDMISSINGITEMS
     * CROSSJOIN
     * CURRENTGROUP
     * DATATABLE
     * DETAILROWS
     * DISTINCT
     * EXCEPT
     * FILTERS
     * GENERATE
     * GENERATEALL
     * GENERATESERIES
     * GROUPBY
     * IGNORE
     * INTERSECT
     * NATURALINNERJOIN
     * NATURALLEFTOUTERJOIN
     * NONVISUAL
     * ROLLUP
     * ROLLUPADDISSUBTOTAL
     * ROLLUPGROUP
     * ROLLUPISSUBTOTAL
     * ROW
     * SAMPLEAXISWITHLOCALMINMAX
     * SELECTCOLUMNS
     * SUBSTITUTEWITHINDEX
     * SUMMARIZE
     * SUMMARIZECOLUMNS
     * TOPN
     * TOPNPERLEVEL
     * TOPNSKIP
     * TREATAS
     * UNION
     * VALUES
   * Text
     * COMBINEVALUES
     * CONCATENATE
     * CONCATENATEX
     * EXACT
     * FIND
     * FIXED
     * FORMAT
     * LEFT
     * LEN
     * LOWER
     * MID
     * REPLACE
     * REPT
     * RIGHT
     * SEARCH
     * SUBSTITUTE
     * TOCSV
     * TOJSON
     * TRIM
     * UNICHAR
     * UNICODE
     * UPPER
     * VALUE
   * Time Intelligence
     * CLOSINGBALANCEMONTH
     * CLOSINGBALANCEQUARTER
     * CLOSINGBALANCEYEAR
     * DATEADD
     * DATESBETWEEN
     * DATESINPERIOD
     * DATESMTD
     * DATESQTD
     * DATESYTD
     * ENDOFMONTH
     * ENDOFQUARTER
     * ENDOFYEAR
     * FIRSTDATE
     * FIRSTNONBLANK
     * FIRSTNONBLANKVALUE
     * LASTDATE
     * LASTNONBLANK
     * LASTNONBLANKVALUE
     * NEXTDAY
     * NEXTMONTH
     * NEXTQUARTER
     * NEXTYEAR
     * OPENINGBALANCEMONTH
     * OPENINGBALANCEQUARTER
     * OPENINGBALANCEYEAR
     * PARALLELPERIOD
     * PREVIOUSDAY
     * PREVIOUSMONTH
     * PREVIOUSQUARTER
     * PREVIOUSYEAR
     * SAMEPERIODLASTYEAR
     * STARTOFMONTH
     * STARTOFQUARTER
     * STARTOFYEAR
     * TOTALMTD
     * TOTALQTD
     * TOTALYTD
 * Data types
   * Binary
   * Boolean
   * Currency
   * DateTime
   * Decimal
   * Integer
   * String
   * Variant
 * Operators
   * Addition (+)
   * And (&&)
   * Concatenation (&)
   * Division (/)
   * Equal to (=)
   * Exponentiation (^)
   * Greater than (>)
   * Greater than or equal to (>=)
   * IN
   * Less than (<)
   * Less than or equal to (<=)
   * Multiplication (*)
   * NOT
   * Not equal to (<>)
   * Or (||)
   * Strictly equal to (==)
   * Subtraction (-)
   * Table constructor { }
 * Statements
   * COLUMN
   * DEFINE
   * EVALUATE
   * MEASURE
   * MPARAMETER
   * ORDER BY
   * RETURN
   * START AT
   * TABLE
   * VAR


 


THE DAX LANGUAGE

The DAX language was created specifically for the handling of data models,
through the use of formulas and expressions. DAX is used in several Microsoft
Products such as Microsoft Power BI, Microsoft Analysis Services and Microsoft
Power Pivot for Excel. These products all share the same internal engine, called
Tabular.


FUNCTIONS

Browse DAX functions alphabetically from the sidebar or choose a category below:

 * Aggregation functions
   
   Aggregation functions return a scalar value applying an aggregation function
   to a column or to an expression evaluated by iterating a table expression.

 * Date and Time functions
   
   Date and time functions help creating calculations based on dates and time.
   Many of the functions in DAX are similar to the Excel date and time
   functions.

 * Filter functions
   
   Filter functions manipulate table and filter contexts.

 * Financial functions
   
   Financial functions corresponding to Excel functions with the same name.

 * Information functions
   
   Information functions provide information about data type or filter context
   of the argument provided.

 * Logical functions
   
   Logical functions act upon an expression to return information about the
   values or sets in the expression.

 * Math and Trig functions
   
   The mathematical functions in DAX are very similar to the Excel mathematical
   and trigonometric functions.

 * Other functions
   
   These are special functions that cannot be classified in other categories.

 * Parent-child functions
   
   These functions helps flattening a parent-child relationship in a regular
   one.

 * Relationships management functions
   
   These functions manage and manipulate relationships between tables.

 * Statistical functions
   
   Statistical aggregation functions.

 * Table manipulation functions
   
   These functions manipulate and return tables.

 * Text functions
   
   Text functions manipulate strings.

 * Time Intelligence functions
   
   Time intelligence functions support calculations to compare and aggregate
   data over time periods, supporting days, months, quarters, and years.


STATEMENTS, OPERATORS AND DATA TYPES

As well as for functions, DAX Guide provides a reference for other entities such
as:

 * Operators
 * Statements
 * Data Types


UPDATES

Latest DAX functions released:

 * 2023-05-03: MATCHBY
 * 2023-04-20: EXTERNALMEASURE
 * 2023-03-05: ROWNUMBER

» See all the latest updates


ABOUT THIS REFERENCE

The curated content of DAX Guide makes it a go-to reference on the DAX language.

DAX Guide is updated automatically, through the monitoring of new versions of
Microsoft products. For every DAX function, DAX Guide offers a compatibility
matrix for versions/products supported. Every function/argument is marked with
attributes highlighting its behavior regarding row context and context
transition.

DAX Guide integrates and expands on the Microsoft documentation.


ABOUT THE AUTHORS

The content of DAX Guide is curated by a small number of authors referenced in
each page.

Contributions and suggestions are welcome.


DAX Guide is a project by SQLBI.



Last site update: Sep 2, 2023

2018-2023 © SQLBI. All rights are reserved. Information coming from Microsoft
documentation is property of Microsoft Corp. » Contact us   » Privacy Policy &
Cookies


CONTEXT TRANSITION

This function performs a Context Transition if called in a Row Context. Click to
read more.


ROW CONTEXT

This expression is executed in a Row Context. Click to read more.


ITERATOR




NOT RECOMMENDED

The use of this function is not recommended. See Remarks and Related functions
for alternatives.


NOT RECOMMENDED

The use of this parameter is not recommended.


DEPRECATED

This function is deprecated. Jump to the Alternatives section to see the
function to use.


VOLATILE

A volatile function may return a different result every time you call it, even
if you provide the same arguments. Click to read more.


DEPRECATED

This parameter is deprecated and its use is not recommended.


DIRECTQUERY COMPATIBILITY

Limitations are placed on DAX expressions allowed in measures and calculated
columns.
The state below shows the DirectQuery compatibility of the DAX function.


CONTRIBUTE

Want to improve the content of The DAX language? Did you find any issue?
Please, report it us! All submissions will be evaluated for possible updates of
the content.



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