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https://issues.apache.org/jira/browse/TRAFODION-2639?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16048800#comment-16048800
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ASF GitHub Bot commented on TRAFODION-2639:
-------------------------------------------
GitHub user SuJinpei opened a pull request:
https://github.com/apache/incubator-trafodion/pull/1119
[TRAFODION-2639] parallelize commmands with randomizes execution order core
dumped
root cause: generated random index out of range.
fix by: narrow down random range, and the last element no need to be
exchanged.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/SuJinpei/incubator-trafodion
jira-trafodion-2639
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-trafodion/pull/1119.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 #1119
----
commit ca36fd6a37d2cc1cdc1b008da2487aaa3299756f
Author: SuJinpei <[email protected]>
Date: 2017-06-13T10:10:09Z
fix jira TRAFODION-2639
commit 1e428a7e859ea978fc7ac8ed10b57b07c801e6e7
Author: SuJinpei <[email protected]>
Date: 2017-06-14T07:30:52Z
[TRAFODION-2639]parallelize commmands with randomizes execution order core
dumped
----
> parallelize commmands with randomizes execution order core dumped
> -----------------------------------------------------------------
>
> Key: TRAFODION-2639
> URL: https://issues.apache.org/jira/browse/TRAFODION-2639
> Project: Apache Trafodion
> Issue Type: Bug
> Components: db-utility-odb
> Affects Versions: 2.2-incubating
> Environment: CDH5.7
> Reporter: 苏锦佩
>
> select data from below table:
> CREATE TABLE TRAFODION.QA.TB_TINYINT
> (
> ID INT DEFAULT NULL NOT SERIALIZED
> , C TINYINT UNSIGNED DEFAULT NULL NOT
> SERIALIZED
> )
> ATTRIBUTES ALIGNED FORMAT
> ;
> by command:
> $ ./odb64luo -x 6:"select count(*) from tb_tinyint" -T 4 -Z
> odb [2017-06-08 18:46:24]: starting ODBC connection(s)... 0 1 2 3
> [0.0]Executing: 'select count(*) from tb_tinyint'
> [1.0]Executing: 'select count(*) from tb_tinyint'
> [2.0]Executing: 'select count(*) from tb_tinyint'
> [3.0]Executing: '(null)'
> Segmentation fault (core dumped)
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