[jira] [Resolved] (CALCITE-3456) AssertionError throws when aggregation same digest in subquery in same scope

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

     [ https://issues.apache.org/jira/browse/CALCITE-3456?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Danny Chen resolved CALCITE-3456.
---------------------------------
    Resolution: Fixed

Fixed in [9c04f87|https://github.com/apache/calcite/commit/9c04f8733ec8723e641f39a0f036f485d681bec5] !

> AssertionError throws when aggregation same digest in subquery in same scope
> ----------------------------------------------------------------------------
>
>                 Key: CALCITE-3456
>                 URL: https://issues.apache.org/jira/browse/CALCITE-3456
>             Project: Calcite
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.21.0
>            Reporter: Danny Chen
>            Assignee: Danny Chen
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.22.0
>
>          Time Spent: 0.5h
>  Remaining Estimate: 0h
>
> Check this sql in SqlToRelConverterTest:
> {code:java}
> @Test public void testAggregateWithCaseWhen() {
>     final String sql = "select\n"
>         + "  CASE WHEN job IN ('810000', '820000') THEN job\n"
>         + "   ELSE 'error'\n"
>         + "  END AS id,\n"
>         + "  count(empno)\n"
>         + "FROM emp\n"
>         + "where job <> '' or job in ('810000', '820000')\n"
>         + "GROUP by deptno, job";
>     sql(sql).ok();
>   }
> {code}
> I tested PostgreSQL 9.6 and MySQL 5.6, this is a valid SQL and they both outputs the right result.



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