LEN Function DAX
LEN Function is a Text Function that returns the number of characters in a text string. It returns a integer value.
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Power Bi Data Analysis Expression (DAX), According to Microsoft Documentation DAX is a collection of functions, operators, and constants that can be used in a formula, or expression, to calculate and return one or more values. Stated more simply, DAX helps you create new information from data already in your model.
LEN Function is a Text Function that returns the number of characters in a text string. It returns a integer value.
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IFERROR Function is a Power BI DAX Logical Function that evaluates an expression and returns a specified value, If the expression returns an error else returns the value of the expression itself.
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COALESCE Function is a power Bi Dax Logical function that returns the first expression that does not evaluate to BLANK.
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DATE is a power bi Date and Time Function which returns the date in specified datetime format.
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The COUNT function is a power bi DAX statistica function which counts the number of rows in a table.
It returns a single interger value.
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SWITCH() Function is a power bi dax logical function which evaluates an expression against a list of values and returns different results depending on the value of an expression.
It returns a scalar value of any type.
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IF function is a Power BI logical function in DAX that checks whether a condition is satisfied, and returns one value in case of TRUE else another value in case of FALSE.
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SUM() function is a power bi dax math function that adds up all the values in a single column that you specify after applying all filters.
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SUMX() is a power bi DAX Math function that returns the sum of an expression evaluated for each row in a table. It returns a decimal number.
It goes through a table, row by row to complete the evaluation after filter is applied.
Only the numbers in the column are counted. Blanks, logical values, and text are ignored.
It can be used to evaluate expression over multiple columns as it has the ability to work row by row.
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CALCULATETABLE function is a power bi filter function in DAX that evaluates a table expression in a context modified by the given filters. It returns a table of values.
DAX SYNTAX
CALCULATETABLE(
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ALL is a Power Bi DAX filter function that returns all the rows in a table or all the values in a column, ignoring any filters that might have been applied.
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