Github user chenghao-intel commented on a diff in the pull request:
https://github.com/apache/spark/pull/6404#discussion_r31013443
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/ScriptTransformation.scala
---
@@ -58,11 +58,12 @@ case class ScriptTransformation(
child.execute().mapPartitions { iter =>
val cmd = List("/bin/bash", "-c", script)
val builder = new ProcessBuilder(cmd)
+ builder.redirectErrorStream(true)
--- End diff --
I think that's the intention to ignore the `stderr` of the external process
in this Operator.
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