Can you give the output of “printSchema” ?
> On 26 Mar 2018, at 22:39, Nikhil Goyal <nownik...@gmail.com> wrote:
>
> Hi guys,
>
> I have a Map[(String, String), Double] as one of my columns. Using
> input.getAs[Map[(String, String), Double]](0)
> throws exception: Caused by: java.lang.ClassCastException:
> org.apache.spark.sql.catalyst.expressions.GenericRowWithSchema cannot be cast
> to scala.Tuple2
> Even the schema says that key is of type struct of (string, string).
> Any idea why this is happening?
>
> Thanks
> Nikhil
