[jira] [Created] (IMPALA-6501) Optimize count(*) for Kudu scans

[Tim Armstrong (JIRA)]

Tim Armstrong created IMPALA-6501:
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             Summary: Optimize count(*) for Kudu scans
                 Key: IMPALA-6501
                 URL: https://issues.apache.org/jira/browse/IMPALA-6501
             Project: IMPALA
          Issue Type: Improvement
          Components: Backend
    Affects Versions: Impala 2.11.0
            Reporter: Tim Armstrong


IMPALA-5036 added an optimisation for count(*) in Parquet scans that avoids 
materialising dummy rows. We should do something similar for Kudu.



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