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From "Sean Hsuan-Yi Chu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DRILL-2021) select a, *, a from ... gives wrong result
Date Sun, 18 Jan 2015 22:03:34 GMT

    [ https://issues.apache.org/jira/browse/DRILL-2021?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14281980#comment-14281980
] 

Sean Hsuan-Yi Chu commented on DRILL-2021:
------------------------------------------

Agree! I just filed a new jira 
DRILL-2032 
to improve the validation process

> select a, *, a from ... gives wrong result
> ------------------------------------------
>
>                 Key: DRILL-2021
>                 URL: https://issues.apache.org/jira/browse/DRILL-2021
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Execution - Flow, Execution - Operators
>         Environment: IDE
>            Reporter: Sean Hsuan-Yi Chu
>            Assignee: Aman Sinha
>            Priority: Critical
>             Fix For: 0.8.0
>
>         Attachments: DRILL-2021.1.patch, DRILL-2021.2.patch, DRILL-2021.3.patch
>
>
> When, in the select-clause, there are star(s) and regular columns showing up more than
once, some regular columns would failed to be printed out.
> For example, 
> select n_name, *, n_name from cp.`tpch/nation.parquet` limit 2
> ---------------------------------------------------------------------------------------------------------------------
> n_name	n_nationkey	n_name0	n_regionkey	n_comment
> ALGERIA	0	ALGERIA	0	 haggle. carefully final deposits detect slyly agai
> ARGENTINA	1	ARGENTINA	1	al foxes promise slyly according to the regular accounts. bold
requests alone
> ---------------------------------------------------------------------------------------------------------------------
> Notice "n_name" show be printed out three times. 



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