[jira] [Commented] (ARROW-8928) [C++] Measure microperformance associated with ExecBatchIterator

["Neal Richardson (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/ARROW-8928?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17386275#comment-17386275 ] 

Neal Richardson commented on ARROW-8928:
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[~bkietz][~michalno] either of you interested in picking this up? Or should we close?

> [C++] Measure microperformance associated with ExecBatchIterator
> ----------------------------------------------------------------
>
>                 Key: ARROW-8928
>                 URL: https://issues.apache.org/jira/browse/ARROW-8928
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: Wes McKinney
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 1h 50m
>  Remaining Estimate: 0h
>
> {{arrow::compute::ExecBatch}} uses a vector of {{arrow::Datum}} to contain a collection of ArrayData and Scalar objects for kernel execution. It would be helpful to know how many nanoseconds of overhead is associated with basic interactions with this data structure to know the cost of using our vendored variant, and other such issues. 



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