[jira] [Created] (HIVE-19578) HLL merges tempList on every add

[Sergey Shelukhin (JIRA)]

Sergey Shelukhin created HIVE-19578:
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             Summary: HLL merges tempList on every add
                 Key: HIVE-19578
                 URL: https://issues.apache.org/jira/browse/HIVE-19578
             Project: Hive
          Issue Type: Bug
            Reporter: Sergey Shelukhin
            Assignee: Prasanth Jayachandran


See comments on HIVE-18866; this has significant perf overhead after the even 
bigger overhead from hashing is removed.



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