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https://issues.apache.org/jira/browse/CALCITE-3160?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Feng Zhu updated CALCITE-3160:
------------------------------
Summary: TrivialRule should conduct replacement when it matches (was:
Failed to materialize when the aggregate function uses group key)
> TrivialRule should conduct replacement when it matches
> ------------------------------------------------------
>
> Key: CALCITE-3160
> URL: https://issues.apache.org/jira/browse/CALCITE-3160
> Project: Calcite
> Issue Type: Bug
> Reporter: Haisheng Yuan
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Repro:
> {code:java}
> @Test public void testAggregateGroupSetsRollUp() {
> checkMaterialize(
> "select \"empid\", \"deptno\", count(*) as c, sum(\"empid\") as s
> from \"emps\" "
> + "group by \"empid\", \"deptno\"",
> "select count(*) + 1 as c, \"deptno\" from \"emps\" group by
> cube(\"empid\",\"deptno\")",
> HR_FKUK_MODEL,
> CalciteAssert.checkResultContains(
> "EnumerableCalc(expr#0..2=[{inputs}], expr#3=[1], "
> + "expr#4=[+($t2, $t3)], C=[$t4], deptno=[$t1])\n"
> + " EnumerableAggregate(group=[{0, 1}], groups=[[{0, 1},
> {0}, {1}, {}]], agg#0=[$SUM0($2)])\n"
> + " EnumerableTableScan(table=[[hr, m0]])"));
> }
> {code}
> Note that if we change sum(\"empid\") to sum("salary"), it can materialize
> successfully.
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