[jira] [Commented] (HAWQ-134) Multiple session drop table concurrently will cause the table dropped twice successfully

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HAWQ-134?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14993119#comment-14993119 ] 

ASF GitHub Bot commented on HAWQ-134:
-------------------------------------

GitHub user liming01 opened a pull request:

    https://github.com/apache/incubator-hawq/pull/81

    HAWQ-134. Fixed 2 transaction drop table concurrently report successf…

    …ully

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

    $ git pull https://github.com/liming01/incubator-hawq mli/tx_drop_tbl

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

    https://github.com/apache/incubator-hawq/pull/81.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 #81
    
----
commit 36f89c6f5fafc255ee68c30d2eaf3524f04b1e71
Author: Ming LI <ml...@pivotal.io>
Date:   2015-11-06T04:53:19Z

    HAWQ-134. Fixed 2 transaction drop table concurrently report successfully

----


> Multiple session drop table concurrently will cause the table dropped twice successfully
> ----------------------------------------------------------------------------------------
>
>                 Key: HAWQ-134
>                 URL: https://issues.apache.org/jira/browse/HAWQ-134
>             Project: Apache HAWQ
>          Issue Type: Bug
>          Components: Transaction
>            Reporter: Ming LI
>            Assignee: Ming LI
>
> The application issued 20 session on the same time to drop the table and it should only one session successful. however there are 2 session report successfully.
> Session 1:
> start transaction;
> START TRANSACTION
> drop table tran_test;
> DROP TABLE
> commit;
> COMMIT
> session 4: 
> start transaction;
> START TRANSACTION
> drop table tran_test;
> DROP TABLE
> commit;
> COMMIT



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