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https://issues.apache.org/jira/browse/HIVE-18899?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gopal V updated HIVE-18899:
---------------------------
    Affects Version/s: 3.0.0

> Separate FetchWork required for each query that uses the results cache
> ----------------------------------------------------------------------
>
>                 Key: HIVE-18899
>                 URL: https://issues.apache.org/jira/browse/HIVE-18899
>             Project: Hive
>          Issue Type: Sub-task
>    Affects Versions: 3.0.0
>            Reporter: Jason Dere
>            Assignee: Jason Dere
>            Priority: Major
>              Labels: performance
>         Attachments: HIVE-18899.1.patch
>
>
> [~gopalv] found issues when running lots of concurrent queries against HS2 
> with the query cache. Looks like the FetchWork held by the results cache 
> cannot be shared between multiple queries because it contains a 
> ListSinkOperator that is used to hold the results of a fetch.



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