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Calculates the cumulative standard deviation of values from the first row up to the current row within a partition. Category: window Syntax: 
CumulativeStdDev([column])
Returns: Float Context Filtering: ✓ Yes

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Parameters

NameTypeRequiredDescription
columncolumn✓ YesThe numeric column to calculate cumulative standard deviation for
Allowed Column Types for column: INT, FLOAT, DECIMAL, NUMBER

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Validation

  • Minimum parameters: 1
  • Maximum parameters: 1

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Examples

CumulativeStdDev([Sales])
Returns the running standard deviation of sales from the first row to the current row. 
CumulativeStdDev([Response_Time])
Calculates cumulative standard deviation of response times, useful for tracking variability over time.
Last modified on March 13, 2026