Functions.DescNullsFirst(String) Method
Definition
Important
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Returns a sort expression based on the descending order of the column, and null values return before non-null values.
public static Microsoft.Spark.Sql.Column DescNullsFirst (string columnName);static member DescNullsFirst : string -> Microsoft.Spark.Sql.ColumnPublic Shared Function DescNullsFirst (columnName As String) As ColumnParameters
- columnName
- String
Column name
Returns
Column object