cloud-fan commented on a change in pull request #23908: [SPARK-27001][SQL]
Refactor "serializerFor" method between ScalaReflection and JavaTypeInference
URL: https://github.com/apache/spark/pull/23908#discussion_r261813081
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/encoders/ExpressionEncoder.scala
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@@ -195,7 +195,7 @@ case class ExpressionEncoder[T](
case r: BoundReference =>
// For input object of Product type, we can't encode it to row if
it's null, as Spark SQL
// doesn't allow top-level row to be null, only its columns can be
null.
- AssertNotNull(r, Seq("top level Product or row object"))
+ AssertNotNull(r, WalkedTypePath().recordRoot("top level Product or
row object").getPaths)
Review comment:
nit: we can keep it unchanged.
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