[jira] [Commented] (CALCITE-2555) RexSimplify: >=(true, null) could be simplified to null

[pengzhiwei (JIRA)]

    [ 
https://issues.apache.org/jira/browse/CALCITE-2555?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16617038#comment-16617038
 ] 

pengzhiwei commented on CALCITE-2555:
-------------------------------------

ok,I will solve these problem later.

> RexSimplify: >=(true, null) could be simplified to null
> -------------------------------------------------------
>
>                 Key: CALCITE-2555
>                 URL: https://issues.apache.org/jira/browse/CALCITE-2555
>             Project: Calcite
>          Issue Type: Improvement
>          Components: core
>    Affects Versions: 1.17.0
>            Reporter: Vladimir Sitnikov
>            Assignee: Julian Hyde
>            Priority: Major
>              Labels: newbie
>
> {code:java}
> @Test public void simplifyComparisonWithNull() {
>   checkSimplify2(ge(trueLiteral, falseLiteral), "true", "true");
>   checkSimplify2(ge(trueLiteral, nullBool), "null", "false");
>   checkSimplify2(ge(nullBool, nullBool), "null", "false");
> }
> {code}



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