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From "Harish Butani (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-8184) inconsistence between colList and columnExprMap when ConstantPropagate is applied to subquery
Date Fri, 19 Sep 2014 03:57:33 GMT

    [ https://issues.apache.org/jira/browse/HIVE-8184?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14139939#comment-14139939
] 

Harish Butani commented on HIVE-8184:
-------------------------------------

+1 lgtm

>  inconsistence between colList and columnExprMap when ConstantPropagate is applied to
subquery
> ----------------------------------------------------------------------------------------------
>
>                 Key: HIVE-8184
>                 URL: https://issues.apache.org/jira/browse/HIVE-8184
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Pengcheng Xiong
>            Priority: Minor
>         Attachments: HIVE-8184.1.patch
>
>
> Query like 
>  select * from (select a.key as ak, a.value as av, b.key as bk, b.value as bv from src
a join src1 b where a.key = '428' ) c;
> will fail as
> FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask



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