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DataFrame.GroupBy Method

Definition

Overloads

GroupBy(String, String[])

Groups the DataFrame using the specified columns.

GroupBy(Column[])

Groups the DataFrame using the specified columns, so we can run aggregation on them.

GroupBy(String, String[])

Groups the DataFrame using the specified columns.

public Microsoft.Spark.Sql.RelationalGroupedDataset GroupBy (string column, params string[] columns);
member this.GroupBy : string * string[] -> Microsoft.Spark.Sql.RelationalGroupedDataset
Public Function GroupBy (column As String, ParamArray columns As String()) As RelationalGroupedDataset

Parameters

column
String

Column name

columns
String[]

Additional column names

Returns

RelationalGroupedDataset object

Applies to

GroupBy(Column[])

Groups the DataFrame using the specified columns, so we can run aggregation on them.

public Microsoft.Spark.Sql.RelationalGroupedDataset GroupBy (params Microsoft.Spark.Sql.Column[] columns);
member this.GroupBy : Microsoft.Spark.Sql.Column[] -> Microsoft.Spark.Sql.RelationalGroupedDataset
Public Function GroupBy (ParamArray columns As Column()) As RelationalGroupedDataset

Parameters

columns
Column[]

Column expressions

Returns

RelationalGroupedDataset object

Applies to