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RelationalGroupedDataset.Sum(String[]) Method

  • Reference

Definition

Namespace:
Microsoft.Spark.Sql
Assembly:
Microsoft.Spark.dll
Package:
Microsoft.Spark v1.0.0

Compute the sum for each numeric columns for each group.

public Microsoft.Spark.Sql.DataFrame Sum (params string[] colNames);
member this.Sum : string[] -> Microsoft.Spark.Sql.DataFrame
Public Function Sum (ParamArray colNames As String()) As DataFrame

Parameters

colNames
String[]

Name of columns to compute sum on

Returns

DataFrame

New DataFrame object with sum applied

Applies to