Prasanth Jayachandran created HIVE-17899:
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             Summary: Provide an option to disable tez split grouping
                 Key: HIVE-17899
                 URL: https://issues.apache.org/jira/browse/HIVE-17899
             Project: Hive
          Issue Type: Improvement
    Affects Versions: 3.0.0
            Reporter: Prasanth Jayachandran
            Assignee: Prasanth Jayachandran


Only way to disable split grouping in tez is to change input format to 
CombineHiveInputFormat. Provide a config option to disable split grouping 
regardless of the IF. 



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