EXPAND DAX Function

Retrieves a context with added levels of detail compared to the current context. If an expression is provided, returns its value in the new context, allowing for navigation in hierarchies and calculation at a more detailed level.

Syntax

EXPAND ( [<Expression>] [, <Axis>] [, <Column> [, <Column> [, … ] ] ] [, <N>] )
Parameter Attributes Description
Expression Optional

The expression to be evaluated in the new context.

Axis Optional

An axis reference.

Column Optional
Repeatable

A column in the data grid.

N Optional

The number of levels to expand. If omitted, the default value is 1.

Related articles

Learn more about EXPAND in the following articles:

Last update: May 23, 2024   » Contribute   » Show contributors

Contributors: Alberto Ferrari, Marco Russo

Microsoft documentation: https://learn.microsoft.com/en-us/dax/expand-function-dax

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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.

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