Github user davies commented on a diff in the pull request:
https://github.com/apache/spark/pull/11636#discussion_r56692854
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/BoundAttribute.scala
---
@@ -104,3 +104,39 @@ object BindReferences extends Logging {
}.asInstanceOf[A] // Kind of a hack, but safe. TODO: Tighten return
type when possible.
}
}
+
+case class InputReference(
+ columnOrdinal: Int, dataType: DataType, nullable: Boolean, rowOrdinal:
String = "")
+ extends LeafExpression {
+
+ private val isColumnarStorage: Boolean = rowOrdinal != ""
--- End diff --
This one should only be used with columnar batch, we could simplify this a
lot.
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