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Posted to issues@calcite.apache.org by "Aman Sinha (JIRA)" <ji...@apache.org> on 2015/06/03 19:10:38 UTC

[jira] [Created] (CALCITE-750) Window aggregate on top of a regular aggregate expression fails

Aman Sinha created CALCITE-750:
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             Summary: Window aggregate on top of a regular aggregate expression fails
                 Key: CALCITE-750
                 URL: https://issues.apache.org/jira/browse/CALCITE-750
             Project: Calcite
          Issue Type: Bug
    Affects Versions: 1.3.0-incubating
            Reporter: Aman Sinha
            Assignee: Julian Hyde


Window aggregate on top of a regular aggregate expression is a valid query but currently fails with a 'aggregate expression cannot be nested'  error. 
{code}
SELECT avg(sum(sal)) over (partition by deptno) from emp group by deptno;

SEVERE: org.apache.calcite.sql.validate.SqlValidatorException: Aggregate expressions cannot be nested
{code}



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