Functions.CallUDF(String, Column[]) Method
Definition
Important
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Call an user-defined function registered via SparkSession.Udf().Register().
public static Microsoft.Spark.Sql.Column CallUDF(string udfName, params Microsoft.Spark.Sql.Column[] columns);static member CallUDF : string * Microsoft.Spark.Sql.Column[] -> Microsoft.Spark.Sql.ColumnPublic Shared Function CallUDF (udfName As String, ParamArray columns As Column()) As ColumnParameters
- udfName
- String
Name of the registered UDF
- columns
- Column[]
Columns to apply
Returns
Column object