sum() function

  • <nil> 0.7.0+

sum() returns the sum of non-null values in a specified column.

Function type signature
(<-tables: stream[A], ?column: string) => stream[B] where A: Record, B: Record

For more information, see Function type signatures.

Parameters

column

Column to operate on. Default is _value.

tables

Input data. Default is piped-forward data (<-).

Examples

Return the sum of values in each table

import "sampledata"

sampledata.int()
    |> sum()

View example input and output

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