The documentation is not clear. All blog post examples about Hive LLAP (Long Live and Process) uses the Tez execution engine, but can Spark/MR hive engines also use LLAP?
hive llap - which execution engine supported? spark,mr, tez
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Hive2 has deprecated MR execution, but all are still possible
Tez is the first class execution engine because Hive on Spark is still under active development