# SQRT

Returns the square root of the given numeric value.

## Returned Type

This function returns a number.

## Syntax and Details

SQRT(numeric_expression)

Where:

numeric_expression is an expression that evaluates to a number.

Typically, this expression has the form [MEASURES].[measure_name]

## Example

The first example shows the square root of the Patient Count measure:

SELECT SQRT(MEASURES.[%COUNT]) ON 0 FROM patients SQRT 100

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The next example uses the %LABEL function to apply a more detailed caption:

SELECT %LABEL(SQRT(MEASURES.[%COUNT]),"SQRT PAT CNT") ON 0 FROM patients SQRT PAT CNT 100

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