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Reynold Xin commented on SPARK-2215: ------------------------------------ I personally find multiway join operator extremely complicated and am not sure if it is the best idea. In Shark we implemented it, but I think there are only 2 people in this world that understand that code ... > Multi-way join > -------------- > > Key: SPARK-2215 > URL: https://issues.apache.org/jira/browse/SPARK-2215 > Project: Spark > Issue Type: Sub-task > Components: SQL > Reporter: Cheng Hao > > Support the multi-way join (multiple table joins) in a single reduce stage if > they has the same join key. -- This message was sent by Atlassian JIRA (v6.2#6252)