[jira] [Created] (IMPALA-10766) Better selectivity for = (equals)

[liuyao (Jira)]

liuyao created IMPALA-10766:
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             Summary: Better selectivity for = (equals)
                 Key: IMPALA-10766
                 URL: https://issues.apache.org/jira/browse/IMPALA-10766
             Project: IMPALA
          Issue Type: Improvement
          Components: Frontend
    Affects Versions: Impala 4.0
            Reporter: liuyao
            Assignee: liuyao


When calculating the selectivity of =, the null value is not considered. For =, 
the null values are always false



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