Functions.Count Method
Definition
Important
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Overloads
| Count(String) |
Returns the number of items in a group. |
| Count(Column) |
Returns the number of items in a group. |
Count(String)
Returns the number of items in a group.
public static Microsoft.Spark.Sql.Column Count(string columnName);static member Count : string -> Microsoft.Spark.Sql.ColumnPublic Shared Function Count (columnName As String) As ColumnParameters
- columnName
- String
Column name
Returns
Column object
Applies to
Count(Column)
Returns the number of items in a group.
public static Microsoft.Spark.Sql.Column Count(Microsoft.Spark.Sql.Column column);static member Count : Microsoft.Spark.Sql.Column -> Microsoft.Spark.Sql.ColumnPublic Shared Function Count (column As Column) As ColumnParameters
- column
- Column
Column to apply
Returns
Column object