[GitHub] spark pull request #15918: [SPARK-18122][SQL][WIP]Fallback to Kryo for unsup...

[windpiger <gi...@git.apache.org>]

Github user windpiger commented on a diff in the pull request:

    https://github.com/apache/spark/pull/15918#discussion_r101216681
  
    --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala ---
    @@ -708,6 +715,13 @@ object ScalaReflection extends ScalaReflection {
           s.toAttributes
       }
     
    +  /**
    +   * Returns a catalyst DataType and its nullability for the given Scala Type using reflection.
    +   * If the tpe mismatched in schemaFor function, the default BinaryType returned
    +   */
    +  def schemaForDefaultBinaryType(tpe: `Type`): Schema = scala.util.Try(schemaFor(tpe)).toOption
    --- End diff --
    
    Currently this function just used in ser/deser


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