xzh_dz created CALCITE-4296:
-------------------------------
Summary: Materialization recognition fail, cannot match Calc on
top of materialized view
Key: CALCITE-4296
URL: https://issues.apache.org/jira/browse/CALCITE-4296
Project: Calcite
Issue Type: Wish
Reporter: xzh_dz
MaterializedViewSubstitutionVisitorTest
{code:java}
// code placeholder
@Test void test() {
String mv = ""
+ "select sum(\"salary\"), \"deptno\"\n"
+ "from \"emps\"\n"
+ "group by \"deptno\"";
String query = ""
+ "select \"deptno\"\n"
+ "from \"emps\"\n"
+ "group by \"deptno\"";
sql(mv, query).ok();
}
{code}
exception:
{code:java}
// code placeholder
java.lang.AssertionError: 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:112)
at
org.apache.calcite.test.AbstractMaterializedViewTest.access$000(AbstractMaterializedViewTest.java:64)
at
org.apache.calcite.test.AbstractMaterializedViewTest$Sql.ok(AbstractMaterializedViewTest.java:226)
at java.lang.invoke.MethodHandle.invokeWithArguments(MethodHandle.java:627) at
org.apache.calcite.util.ImmutableBeans.lambda$makeDef$3(ImmutableBeans.java:291)
at
org.apache.calcite.util.ImmutableBeans$BeanImpl.invoke(ImmutableBeans.java:481)
at com.sun.proxy.$Proxy12.ok(Unknown Source)
{code}
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