Github user HyukjinKwon commented on a diff in the pull request: https://github.com/apache/spark/pull/23046#discussion_r234063905 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/ShuffleExchangeExec.scala --- @@ -280,7 +280,7 @@ object ShuffleExchangeExec { } // The comparator for comparing row hashcode, which should always be Integer. val prefixComparator = PrefixComparators.LONG - val canUseRadixSort = SparkEnv.get.conf.get(SQLConf.RADIX_SORT_ENABLED) + val canUseRadixSort = SQLConf.get.enableRadixSort --- End diff -- @ueshin, BTW, for clarification, it does read the configuration but does not respect when the configuration is given to the session, right? I think we don't need to backport this through all other branches.
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