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https://issues.apache.org/jira/browse/TAJO-1021?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14162697#comment-14162697
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ASF GitHub Bot commented on TAJO-1021:
--------------------------------------

GitHub user hyunsik opened a pull request:

    https://github.com/apache/tajo/pull/188

    TAJO-1021: Remove the member variable Builder from all classes inherited...

    ... from ProtoObject.
    
    This patch does not all uses of Builder. A few of classes which are 
frequently updated during query processing still require proto instance reuses.

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/hyunsik/tajo TAJO-1021

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/tajo/pull/188.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #188
    
----
commit 6054ba3b5565e2d5695f4c40cf7e87eadb82954c
Author: Hyunsik Choi <[email protected]>
Date:   2014-10-07T22:28:48Z

    TAJO-1021: Remove the member variable Builder from all classes inherited 
from ProtoObject.

----


> Remove the member variable Builder from all classes inherited from 
> ProtoObject.
> -------------------------------------------------------------------------------
>
>                 Key: TAJO-1021
>                 URL: https://issues.apache.org/jira/browse/TAJO-1021
>             Project: Tajo
>          Issue Type: Bug
>            Reporter: Hyunsik Choi
>            Assignee: Hyunsik Choi
>             Fix For: 0.9.0
>
>
> Please see TAJO-1020. The member variable Builder can cause some concurrency 
> problem. This is a potential bug. We should remove them in all classes 
> inherited from ProtoObject interface.



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