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Posted to dev@hive.apache.org by "Edward Capriolo (JIRA)" <ji...@apache.org> on 2012/06/28 04:12:43 UTC
[jira] [Assigned] (HIVE-1626) stop using java.util.Stack
[ https://issues.apache.org/jira/browse/HIVE-1626?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Edward Capriolo reassigned HIVE-1626:
-------------------------------------
Assignee: Edward Capriolo (was: John Sichi)
> 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: Edward Capriolo
>
> 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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