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From Hive 3.1.0 onwards, this config only logs to the log4j INFO. To log the EXPLAIN EXTENDED output in WebUI / Drilldown / Query Plan from Hive 3.1.0 onwards, use hive.server2.webui.explain.output.
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For the Windows operating system, Hive needs to pass the HIVE_HADOOP_CLASSPATH Java parameter while starting HiveServer2 using "-hiveconf hive.hadoop.classpath=%HIVE_LIB%
". Users can set this parameter in hiveserver2.xml.
HiveServer2 Web UI
A web interface for HiveServer2 is introduced in release 2.0.0 (see Web UI for HiveServer2).
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