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https://issues.apache.org/jira/browse/ARROW-10079?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Neville Dipale reassigned ARROW-10079:
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Assignee: Jörn Horstmann
> [Rust]: Benchmark and improve count_set_bits function
> -----------------------------------------------------
>
> Key: ARROW-10079
> URL: https://issues.apache.org/jira/browse/ARROW-10079
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Rust
> Affects Versions: 1.0.1
> Reporter: Jörn Horstmann
> Assignee: Jörn Horstmann
> Priority: Minor
> Labels: pull-request-available
> Fix For: 3.0.0
>
> Time Spent: 1h 10m
> Remaining Estimate: 0h
>
> `count_set_bits` and `count_set_bits_offset` currently use a lookup table for
> each byte. I'm thinking it should be more efficient to iterate the data in
> larger chunks and use the builtin `count_ones` function.
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