[jira] [Created] (CALCITE-4779) GroupSet contains constant, materialized view recognition failed

["xzh_dz (Jira)" <ji...@apache.org>]

xzh_dz created CALCITE-4779:
-------------------------------

             Summary: GroupSet contains constant, materialized view recognition failed
                 Key: CALCITE-4779
                 URL: https://issues.apache.org/jira/browse/CALCITE-4779
             Project: Calcite
          Issue Type: Improvement
            Reporter: xzh_dz


{code:java}
// code placeholder
org.apache.calcite.test.MaterializedViewSubstitutionVisitorTest
@Test void testCountDistinct() {
  final String mv = ""
      + "select \"deptno\", \"empid\"\n"
      + "from \"emps\"\n"
      + "group by \"deptno\", \"empid\"";
  final String query = ""
      + "select 1, \"deptno\"\n"
      + "from \"emps\"\n"
      + "group by 1, \"deptno\"";
  sql(mv, query).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) at java.lang.invoke.MethodHandle.invokeWithArguments(MethodHandle.java:627)



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