Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/20511#discussion_r168817045
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/orc/OrcSourceSuite.scala
---
@@ -160,6 +160,15 @@ abstract class OrcSuite extends OrcTest with
BeforeAndAfterAll {
}
}
}
+
+ test("SPARK-23340 Empty float/double array columns raise EOFException") {
+ Seq(Seq(Array.empty[Float]).toDF(),
Seq(Array.empty[Double]).toDF()).foreach { df =>
+ withTempPath { path =>
--- End diff --
We have three ORC readers, right? We need to check all of them, and also
vectorized reader too, even if they do not support it.
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