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https://issues.apache.org/jira/browse/ARROW-18086?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kouhei Sutou resolved ARROW-18086.
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Fix Version/s: 11.0.0
Resolution: Fixed
Issue resolved by pull request 15204
https://github.com/apache/arrow/pull/15204
> [Ruby] Importing table containing float16 array throws error
> ------------------------------------------------------------
>
> Key: ARROW-18086
> URL: https://issues.apache.org/jira/browse/ARROW-18086
> Project: Apache Arrow
> Issue Type: Bug
> Components: Ruby
> Affects Versions: 9.0.0
> Reporter: Atte Keinänen
> Assignee: Kouhei Sutou
> Priority: Minor
> Labels: pull-request-available
> Fix For: 11.0.0
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> In Red Arrow, loading table containing float16 array leads to this error when
> using IPC streaming format:
> {code:java}
> > Arrow::Table.load(Arrow::Buffer.new(resp.body), format: :arrow_streaming)
> cannot create instance of abstract (non-instantiatable) type 'GArrowDataType'
> from
> /usr/local/bundle/gems/gobject-introspection-4.0.3/lib/gobject-introspection/loader.rb:688:in
> `invoke' from
> /usr/local/bundle/gems/gobject-introspection-4.0.3/lib/gobject-introspection/loader.rb:559:in
> `get_field'{code}
> At least using float64 list array this does not happen.
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