[jira] [Closed] (DRILL-7348) Aggregate on Subquery with Select Distinct or UNION fails to Group By

["Keith G Yu (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/DRILL-7348?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Keith G Yu closed DRILL-7348.
-----------------------------
    Resolution: Not A Problem

> Aggregate on Subquery with Select Distinct or UNION fails to Group By
> ---------------------------------------------------------------------
>
>                 Key: DRILL-7348
>                 URL: https://issues.apache.org/jira/browse/DRILL-7348
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Functions - Drill
>    Affects Versions: 1.15.0
>            Reporter: Keith G Yu
>            Priority: Major
>
> The following query fails to group properly.
> {code:java}
> SELECT date, COUNT(1)
> FROM (
>     SELECT DISTINCT
>         id,
>         date,
>         status
>     FROM table(dfs.`path`(type => 'text', fieldDelimiter => ',', extractHeader => TRUE))
> )
> GROUP BY 1{code}
> This also fails to group properly.
> {code:java}
> SELECT date, COUNT(1)
> FROM (
>     SELECT
>         id,
>         date,
>         status
>     FROM table(dfs.`path1`(type => 'text', fieldDelimiter => ',', extractHeader => TRUE))
>     UNION
>     SELECT
>         id,
>         date,
>         status
>     FROM table(dfs.`path2`(type => 'text', fieldDelimiter => ',', extractHeader => TRUE))
> )
> GROUP BY 1
> {code}



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