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https://issues.apache.org/jira/browse/CALCITE-634?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Hsuan-Yi Chu updated CALCITE-634:
--------------------------------------
    Description: 
For example, the query 
{code:sql}
select distinct count(empno) from emp
group by empno
order by 1
{code}

gave:

org.apache.calcite.sql.validate.SqlValidatorException <init>
SEVERE: org.apache.calcite.sql.validate.SqlValidatorException: Expression 
'COUNT(`EMP`.`EMPNO`)' is not in the select clause

  was:
For example, the query 
{code:sql}
select distinct deptno from emp group by 1
{code}

gave:
org.apache.calcite.runtime.CalciteContextException: From line 1, column 17 to 
line 1, column 22: Expression 'DEPTNO' is not being grouped
org.apache.calcite.sql.validate.SqlValidatorException: Expression 'DEPTNO' is 
not being grouped





> Failure to order by if DISTINCT clause is present
> -------------------------------------------------
>
>                 Key: CALCITE-634
>                 URL: https://issues.apache.org/jira/browse/CALCITE-634
>             Project: Calcite
>          Issue Type: Bug
>            Reporter: Sean Hsuan-Yi Chu
>            Assignee: Julian Hyde
>
> For example, the query 
> {code:sql}
> select distinct count(empno) from emp
> group by empno
> order by 1
> {code}
> gave:
> org.apache.calcite.sql.validate.SqlValidatorException <init>
> SEVERE: org.apache.calcite.sql.validate.SqlValidatorException: Expression 
> 'COUNT(`EMP`.`EMPNO`)' is not in the select clause



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