[jira] [Created] (CALCITE-5963) Simplify 'x OR NOT(x)' to TRUE

[hongyu guo (Jira)]

hongyu guo created CALCITE-5963:
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             Summary: Simplify 'x OR NOT(x)' to TRUE
                 Key: CALCITE-5963
                 URL: https://issues.apache.org/jira/browse/CALCITE-5963
             Project: Calcite
          Issue Type: New Feature
            Reporter: hongyu guo


When unknownAs is TRUE, or type of x is not nullable, Calcite can simpify:

x OR NOT(x) ==> TRUE



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