|-- myMap: map (nullable = true) | |-- key: struct | |-- value: double (valueContainsNull = true) | | |-- _1: string (nullable = true) | | |-- _2: string (nullable = true) |-- count: long (nullable = true)
On Mon, Mar 26, 2018 at 1:41 PM, Gauthier Feuillen <gauth...@dataroots.io> wrote: > 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 > > >
