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Posted to issues-all@impala.apache.org by "liuyao (Jira)" <ji...@apache.org> on 2021/04/25 08:16:00 UTC

[jira] [Created] (IMPALA-10677) Set selectivity of "!="

liuyao created IMPALA-10677:
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             Summary: Set selectivity of "!="
                 Key: IMPALA-10677
                 URL: https://issues.apache.org/jira/browse/IMPALA-10677
             Project: IMPALA
          Issue Type: Improvement
          Components: Frontend
    Affects Versions: Impala 3.4.0
            Reporter: liuyao
            Assignee: liuyao
             Fix For: Impala 4.0


The selectivity of "!=" is not set. 

For example, "SELECT * FROM Cola! = 1"

The selectivity of "! = " is -1



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