Github user hvanhovell commented on a diff in the pull request:
https://github.com/apache/spark/pull/20981#discussion_r180008527
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/BoundAttribute.scala
---
@@ -33,28 +33,14 @@ case class BoundReference(ordinal: Int, dataType:
DataType, nullable: Boolean)
override def toString: String = s"input[$ordinal,
${dataType.simpleString}, $nullable]"
+ private lazy val accessor: InternalRow => Any =
InternalRow.getAccessor(dataType, ordinal)
--- End diff --
Do we need to be lazy?
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