`dataFrame.column.stat — sum()`

Description

The sum() method of the stat object returns the sum of the values in the selected column.

Signature

dataFrame.column(columnName).stat.sum()

Scope: column
Family: stat
Returns: number

Argument

columnName (string): The name of the column from which to calculate the sum of values.

Returns

sum (number): The sum of the values of the selected column.

Example

// get the sum of values of a column of the dataFrame
var sum = dataFrame.column('revenue').stat.sum();

// log the sum
notebook.log(sum);