[jira] [Resolved] (ARROW-10259) [Rust] Support field metadata

["Neville Dipale (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ARROW-10259?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Neville Dipale resolved ARROW-10259.
------------------------------------
    Fix Version/s: 3.0.0
       Resolution: Fixed

Issue resolved by pull request 9025
[https://github.com/apache/arrow/pull/9025]

> [Rust] Support field metadata
> -----------------------------
>
>                 Key: ARROW-10259
>                 URL: https://issues.apache.org/jira/browse/ARROW-10259
>             Project: Apache Arrow
>          Issue Type: Sub-task
>          Components: Rust
>            Reporter: Neville Dipale
>            Assignee: meng qingyou
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 3.0.0
>
>          Time Spent: 5h 40m
>  Remaining Estimate: 0h
>
> The biggest hurdle to adding field metadata is HashMap and HashSet not implementing Hash, Ord and PartialOrd.
> I was thinking of implementing the metadata as a Vec<(String, String)> to overcome this limitation, and then serializing correctly to JSON.



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