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https://issues.apache.org/jira/browse/ARROW-15961?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17525949#comment-17525949
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Krisztian Szucs commented on ARROW-15961:
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Postponing to 9.0 based on the PR comments.
> [C++] Check nullability when validating fields on batches or struct arrays
> --------------------------------------------------------------------------
>
> Key: ARROW-15961
> URL: https://issues.apache.org/jira/browse/ARROW-15961
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++
> Reporter: Antoine Pitrou
> Assignee: Kaouther Abrougui
> Priority: Major
> Labels: good-first-issue, good-second-issue,
> pull-request-available
> Fix For: 8.0.0
>
> Time Spent: 2h 40m
> Remaining Estimate: 0h
>
> According to ARROW-15899, it is possible to declare a field non-nullable,
> associate with data that has nulls, and still pass validation.
> Validation should instead fail in such a situation (at least full validation,
> since computing the null count can be O\(n\)).
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