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https://issues.apache.org/jira/browse/CALCITE-4774?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17416958#comment-17416958
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duan xiong commented on CALCITE-4774:
-------------------------------------

[~hyuan] As a comment on _PR_ before_,_ This PR includes two tests are one and 
the same. Please check that. Thanks.

> When predicate conditions are equivalent, materialized view recognition fails.
> ------------------------------------------------------------------------------
>
>                 Key: CALCITE-4774
>                 URL: https://issues.apache.org/jira/browse/CALCITE-4774
>             Project: Calcite
>          Issue Type: Improvement
>            Reporter: xzh_dz
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.28.0
>
>          Time Spent: 0.5h
>  Remaining Estimate: 0h
>
> {code:java}
> // code placeholder
> org.apache.calcite.test.MaterializedViewSubstitutionVisitorTest
> @Test void testRexCondition() {
>   final String mv = ""
>       + "select \"name\"\n"
>       + "from \"emps\"\n"
>       + "where \"deptno\" > 100 and \"deptno\" > 50\n"
>       + "group by \"name\"";
>   final String query = ""
>       + "select \"name\"\n"
>       + "from \"emps\"\n"
>       + "where \"deptno\" > 100"
>       + "group by \"name\"";
>   sql(mv, query).withChecker(
>       resultContains(""
>           + "EnumerableTableScan(table=[[hr, MV0]])")).ok();
> }
> {code}
> Materialized view failed to be matched by optimized results:Materialized view 
> failed to be matched by optimized results: java.lang.AssertionError: 
> Materialized view failed to be matched by optimized results: at 
> org.apache.calcite.test.AbstractMaterializedViewTest.checkMaterialize(AbstractMaterializedViewTest.java:116)
>  at 
> org.apache.calcite.test.AbstractMaterializedViewTest.access$000(AbstractMaterializedViewTest.java:67)
>  at 
> org.apache.calcite.test.AbstractMaterializedViewTest$Sql.ok(AbstractMaterializedViewTest.java:229)



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