Hive - Engine

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1 - About

The SQL Processing engine of hive

SQL query are converted to a physical operator tree which is optimized and converted to the underlining engine via the calcite engine.

Most of the existing query optimizations in Hive are about minimizing shuffling cost.

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3 - List

set hive.execution.engine='mr';

4 - Documentation / Reference

db/hive/engine.txt · Last modified: 2019/10/21 15:46 by gerardnico