Github user yhuai commented on a diff in the pull request: https://github.com/apache/spark/pull/9979#discussion_r45926725 --- Diff: sql/hive/src/main/scala/org/apache/spark/sql/hive/client/IsolatedClientLoader.scala --- @@ -86,7 +120,10 @@ private[hive] object IsolatedClientLoader { tempDir.listFiles().map(_.toURI.toURL) } - private def resolvedVersions = new scala.collection.mutable.HashMap[HiveVersion, Seq[URL]] + // A map from a given pair of HiveVersion and Hadoop version to jar files. + // It is only used by forVersion. + private val resolvedVersions = + new scala.collection.mutable.HashMap[(HiveVersion, String), Seq[URL]] --- End diff -- @marmbrus This should be a `val`, right?
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