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https://issues.apache.org/jira/browse/HIVE-1626?focusedWorklogId=790953&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-790953
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ASF GitHub Bot logged work on HIVE-1626:
----------------------------------------
Author: ASF GitHub Bot
Created on: 14/Jul/22 13:36
Start Date: 14/Jul/22 13:36
Worklog Time Spent: 10m
Work Description: pudidic closed pull request #3434: [WIP] HIVE-1626:
stop using java.util.Stack
URL: https://github.com/apache/hive/pull/3434
Issue Time Tracking
-------------------
Worklog Id: (was: 790953)
Time Spent: 20m (was: 10m)
> stop using java.util.Stack
> --------------------------
>
> Key: HIVE-1626
> URL: https://issues.apache.org/jira/browse/HIVE-1626
> Project: Hive
> Issue Type: Improvement
> Components: Query Processor
> Affects Versions: 0.7.0
> Reporter: John Sichi
> Assignee: Teddy Choi
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-1626.2.patch, HIVE-1626.2.patch, HIVE-1626.3.patch,
> HIVE-1626.3.patch, HIVE-1626.3.patch
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> We currently use Stack as part of the generic node walking library. Stack
> should not be used for this since its inheritance from Vector incurs
> superfluous synchronization overhead.
> Most projects end up adding an ArrayStack implementation and using that
> instead.
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