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https://issues.apache.org/jira/browse/HIVE-17195?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16104800#comment-16104800
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ASF GitHub Bot commented on HIVE-17195:
---------------------------------------
GitHub user sankarh opened a pull request:
https://github.com/apache/hive/pull/212
HIVE-17195: Long chain of tasks created by REPL LOAD shouldn't cause stack
corruption.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/sankarh/hive HIVE-17195
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/hive/pull/212.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 #212
----
commit 64cc709e8591eaee1b22aaf0bb6144c33259e058
Author: Sankar Hariappan <[email protected]>
Date: 2017-07-28T10:53:43Z
HIVE-17195: Long chain of tasks created by REPL LOAD shouldn't cause stack
corruption.
----
> Long chain of tasks created by REPL LOAD shouldn't cause stack corruption.
> --------------------------------------------------------------------------
>
> Key: HIVE-17195
> URL: https://issues.apache.org/jira/browse/HIVE-17195
> Project: Hive
> Issue Type: Sub-task
> Components: HiveServer2, repl
> Affects Versions: 2.1.0
> Reporter: Sankar Hariappan
> Assignee: Sankar Hariappan
> Fix For: 3.0.0
>
> Attachments: HIVE-17195.01.patch
>
>
> Currently, long chain REPL LOAD tasks lead to huge recursive calls when try
> to traverse the DAG.
> For example, getMRTasks, getTezTasks, getSparkTasks and iterateTasks methods
> run recursively to traverse the DAG.
> Need to modify this traversal logic to reduce stack usage.
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