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[SQL] SPARK-1800 Add broadcast hash join operator#734

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marmbrus wants to merge 4 commits intoapache:masterapache/spark:masterfrom

marmbrus:broadcastHashJoinmarmbrus/spark:broadcastHashJoinCopy head branch name to clipboard

Conversation Commits4 (4)Checks Files changed

Closed

[SQL] SPARK-1800 Add broadcast hash join operator#734
marmbrus wants to merge 4 commits intoapache:masterfrom
marmbrus:broadcastHashJoin

Commits

Commits on May 11, 2014

Copy records in executeCollect to avoid issues with mutable rows.
marmbrus
committed
Split out generic logic for hash joins and create two concrete physical operators: BroadcastHashJoin and ShuffledHashJoin.
marmbrus
committed
A simple strategy that broadcasts tables only when they are found in a configuration hint.
marmbrus
committed

Commits on May 12, 2014

Formatting.
marmbrus
committed

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