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https://issues.apache.org/jira/browse/DRILL-3809?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Deneche A. Hakim resolved DRILL-3809.
-------------------------------------
    Resolution: Fixed

Fixed in 092903dfda54f3c157081fc0c01dca0b2b78bde5

> PrelFinalizable.SHUTTLE causes ArrayIndexOutOfBoundsException when multiple 
> queries are run concurrently
> --------------------------------------------------------------------------------------------------------
>
>                 Key: DRILL-3809
>                 URL: https://issues.apache.org/jira/browse/DRILL-3809
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Query Planning & Optimization
>            Reporter: Deneche A. Hakim
>            Assignee: Jacques Nadeau
>             Fix For: 1.2.0
>
>         Attachments: DRILL-3809.patch
>
>
> {{PrelFinalizable.SHUTTLE}} is a static instance of {{RelShuttleImpl}}, and 
> because {{RelShuttleImpl}} contains a state (a {{List<RelNode>}}) this can 
> cause issues when multiple queries are run concurrently.



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