[jira] [Created] (HIVE-30120) Vectorization: speed up hash GROUP BY on string keys

[Denys Kuzmenko (Jira)]

Denys Kuzmenko created HIVE-30120:
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             Summary: Vectorization: speed up hash GROUP BY on string keys
                 Key: HIVE-30120
                 URL: https://issues.apache.org/jira/browse/HIVE-30120
             Project: Hive
          Issue Type: Improvement
            Reporter: Denys Kuzmenko






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