[jira] [Assigned] (CALCITE-3160) TrivialRule should conduct replacement when it matches

["Feng Zhu (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/CALCITE-3160?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Feng Zhu reassigned CALCITE-3160:
---------------------------------

    Assignee: Feng Zhu

> 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
>            Assignee: Feng Zhu
>            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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