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From "Suhas Satish" <>
Subject Review Request 27640: Replace ReduceSink to HashTableSink (or equi.) for small tables [Spark Branch]
Date Wed, 05 Nov 2014 20:29:14 GMT

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Review request for hive, Chao Sun, Jimmy Xiang, Szehon Ho, and Xuefu Zhang.

Repository: hive-git


This replaces ReduceSinks with HashTableSinks in smaller tables for a map-join. But the condition
check field to detect map-join is actually being set in CommonJoinResolver, which doesnt exist
yet. We need to decide where is the right place to populate this field. 


  ql/src/java/org/apache/hadoop/hive/ql/optimizer/physical/ PRE-CREATION

  ql/src/java/org/apache/hadoop/hive/ql/parse/spark/ 795a5d7 




Suhas Satish

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