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Posted to jira@arrow.apache.org by "Andy Grove (Jira)" <ji...@apache.org> on 2020/09/30 04:39:00 UTC

[jira] [Assigned] (ARROW-9753) [Rust] [DataFusion] Remove the use of Mutex in ExecutionPlan trait

     [ https://issues.apache.org/jira/browse/ARROW-9753?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andy Grove reassigned ARROW-9753:
---------------------------------

    Assignee:     (was: Andy Grove)

> [Rust] [DataFusion] Remove the use of Mutex in ExecutionPlan trait
> ------------------------------------------------------------------
>
>                 Key: ARROW-9753
>                 URL: https://issues.apache.org/jira/browse/ARROW-9753
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Rust, Rust - DataFusion
>            Reporter: Andy Grove
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 2.0.0
>
>          Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> The ExecutionPlan trait should not return Arc<Mutex<RecordBatchIterator>> but just Arc<RecordBatchIterator> since most operators do not need to be mutable. Those that do can use interior mutability.



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