[jira] [Created] (HIVE-16523) VectorHashKeyWrapper hash code for strings is not so good

[Sergey Shelukhin (JIRA)]

Sergey Shelukhin created HIVE-16523:
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             Summary: VectorHashKeyWrapper hash code for strings is not so good
                 Key: HIVE-16523
                 URL: https://issues.apache.org/jira/browse/HIVE-16523
             Project: Hive
          Issue Type: Bug
            Reporter: Sergey Shelukhin
            Assignee: Sergey Shelukhin


Perf issues in vectorized gby on some string keys



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