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Posted to issues-all@impala.apache.org by "Michael Smith (Jira)" <ji...@apache.org> on 2024/11/08 00:30:00 UTC

[jira] [Work started] (IMPALA-13532) Add concurrent unpinned reader support to BufferedTupleStream

     [ https://issues.apache.org/jira/browse/IMPALA-13532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on IMPALA-13532 started by Michael Smith.
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> Add concurrent unpinned reader support to BufferedTupleStream
> -------------------------------------------------------------
>
>                 Key: IMPALA-13532
>                 URL: https://issues.apache.org/jira/browse/IMPALA-13532
>             Project: IMPALA
>          Issue Type: Sub-task
>          Components: Backend
>            Reporter: Michael Smith
>            Assignee: Michael Smith
>            Priority: Major
>
> Modify BufferedTupleStream to support multiple concurrent unpinned readers. Currently it requires the buffer to be pinned to support concurrent readers.
> This primarily involves additional locking around pinning/unpinning to ensure concurrent readers don't cause conflicts.



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