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Posted to notifications@iotdb.apache.org by "yang caiyin (Jira)" <ji...@apache.org> on 2022/12/04 09:12:00 UTC

[jira] [Assigned] (IOTDB-5114) Redundant planNode after distribution plan in raw data query with align by device

     [ https://issues.apache.org/jira/browse/IOTDB-5114?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

yang caiyin reassigned IOTDB-5114:
----------------------------------

    Assignee: yang caiyin

> Redundant planNode after distribution plan in raw data query with align by device
> ---------------------------------------------------------------------------------
>
>                 Key: IOTDB-5114
>                 URL: https://issues.apache.org/jira/browse/IOTDB-5114
>             Project: Apache IoTDB
>          Issue Type: Improvement
>          Components: Core/Server
>            Reporter: yang caiyin
>            Assignee: yang caiyin
>            Priority: Major
>         Attachments: image-2022-12-04-16-06-35-766.png
>
>
> In the following raw data query explaining for a local series in 1C1D,only one deviceViewNde is enough for the querying task. However in distribution plan, a redundant deviceMergeNode is generated although there is only one child of deiviceViewNode.
> !image-2022-12-04-16-06-35-766.png!



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