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Posted to notifications@iotdb.apache.org by "Yuan Tian (Jira)" <ji...@apache.org> on 2020/06/10 12:29:00 UTC

[jira] [Assigned] (IOTDB-749) Handle select * from root OOM

     [ https://issues.apache.org/jira/browse/IOTDB-749?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yuan Tian reassigned IOTDB-749:
-------------------------------

    Assignee: Yuan Tian

> Handle select * from root OOM
> -----------------------------
>
>                 Key: IOTDB-749
>                 URL: https://issues.apache.org/jira/browse/IOTDB-749
>             Project: Apache IoTDB
>          Issue Type: Improvement
>          Components: Core/Engine
>            Reporter: Jialin Qiao
>            Assignee: Yuan Tian
>            Priority: Major
>
> In this query, select * from root
> the server will cache [the total time series * fetch size] points. This may cause OOM, we need to handle this.



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