Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/22309#discussion_r226149168
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala
---
@@ -632,13 +667,17 @@ object ScalaReflection extends ScalaReflection {
"cannot be used as field name\n" +
walkedTypePath.mkString("\n"))
}
+ // as a field, value class is represented by its underlying type
+ val trueFieldType =
+ if (isValueClass(fieldType)) getUnderlyingTypeOf(fieldType)
else fieldType
--- End diff --
shall we update `dataTypeFor` to handle value class, instead of special
handling it here?
---
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
