Functions.GroupingId Method

Definition

Namespace:

Microsoft.Spark.Sql

Assembly:

Microsoft.Spark.dll

Package:

Microsoft.Spark v1.0.0

Overloads

GroupingId(Column[])	Returns the number of distinct items in a group.
GroupingId(String, String[])	Returns the number of distinct items in a group.

GroupingId(Column[])

Returns the number of distinct items in a group.

public static Microsoft.Spark.Sql.Column GroupingId (params Microsoft.Spark.Sql.Column[] columns);

static member GroupingId : Microsoft.Spark.Sql.Column[] -> Microsoft.Spark.Sql.Column

Public Shared Function GroupingId (ParamArray columns As Column()) As Column

Parameters

columns

Column[]

Columns to apply

Returns

Column

Column object

Remarks

The list of columns should match with grouping columns exactly, or empty (meaning all the grouping columns).

GroupingId(String, String[])

Returns the number of distinct items in a group.

public static Microsoft.Spark.Sql.Column GroupingId (string columnName, params string[] columnNames);

static member GroupingId : string * string[] -> Microsoft.Spark.Sql.Column

Public Shared Function GroupingId (columnName As String, ParamArray columnNames As String()) As Column

Parameters

columnName

String

Column name

columnNames

String[]

Additional column names

Returns

Column

Column object

Remarks

The list of columns should match with grouping columns exactly.