Page 57 - DAX-Formula-Reference-Guide-Enterprise-DNA_Neat

DAX Formulas Reference Guide | Statistical Functions (DAX)

Example:
The following calculated column in the Products table calculates the sales ranking for
each product in the Internet channel.

=RANKX(ALL(Products),SUMX(RELATEDTABLE(InternetSales),[SalesAmount]))

ROW Function (DAX)
Returns a table with a single row containing values that result from the expressions given
to each column.

Syntax: ROW(<name>,<expression>[[,<name>,<expression>]…])

Parameter Definition
name The name given to the column, enclosed in double quotes.

expression Any DAX expression that returns a single scalar value to populate name.

Example:
The following example returns a single row table with the total sales for internet and
resellers channels.

ROW(“InternetTotalSales(USD)”,SUM(InternetSales_USD[SalesAmount_USD]),”ResellersT
otalSales(USD)”,SUM(ResellerSales_USD[SalesAmount_USD]))

SELECTCOLUMNS Function (DAX)
Adds calculated columns to the given table or table expression.

Syntax: SELECTCOLUMNS(<table>,<name>,<scalar_expression>[,<name>,<scalar_
expression>]…)

Parameter Definition
table Any DAX expression that returns a table.

name The name given to the column, enclosed in double quotes.

expression Any expression that returns a scalar value like a column reference,
integer, or string value.

Return Value:
A table with the same number of rows as the table specified as the first argument. The
returned table has one column for each pair of <name>, <scalar_expression> arguments,
and each expression is evaluated in the context of a row from the specified <table>
argument.

Example:
SELECTCOLUMNS(Info,”StateCountry”,[State]&”,”&[Country])

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