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https://issues.apache.org/jira/browse/HIVE-22629?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16994380#comment-16994380
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Hive QA commented on HIVE-22629:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12988630/HIVE-22629.2.patch
{color:red}ERROR:{color} -1 due to build exiting with an error
Test results:
https://builds.apache.org/job/PreCommit-HIVE-Build/19891/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/19891/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-19891/
Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Tests exited with: Exception: Patch URL
https://issues.apache.org/jira/secure/attachment/12988630/HIVE-22629.2.patch
was found in seen patch url's cache and a test was probably run already on it.
Aborting...
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12988630 - PreCommit-HIVE-Build
> AST Node Children can be quite expensive to build due to List resizing
> ----------------------------------------------------------------------
>
> Key: HIVE-22629
> URL: https://issues.apache.org/jira/browse/HIVE-22629
> Project: Hive
> Issue Type: Improvement
> Reporter: Slim Bouguerra
> Assignee: Slim Bouguerra
> Priority: Major
> Attachments: HIVE-22629.1.patch, HIVE-22629.2.patch,
> HIVE-22629.patch,
> noETLs_ETLs_profile-kc-hdp-mstr06-p.servicemanagement.com-interactive-166620-t-e-cpu-1576029590.svg
>
>
> As per the attached profile, The AST Node can be a major source of CPU and
> memory churn, due to the ArrayList resizing and copy.
> In my Opinion this can be amortized by providing the actual size.
> [~jcamachorodriguez] / [~vgarg]
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