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https://issues.apache.org/jira/browse/ARROW-6935?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated ARROW-6935:
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Labels: pull-request-available (was: )
> [Java] Improve the performance of comparing two blocks of heap data
> -------------------------------------------------------------------
>
> Key: ARROW-6935
> URL: https://issues.apache.org/jira/browse/ARROW-6935
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Java
> Reporter: Liya Fan
> Assignee: Liya Fan
> Priority: Major
> Labels: pull-request-available
>
> Implement methods to compare data word by word, instead of byte by byte.
> Benchmarks shows that there is a 4.5x performance improvement:
> ByteFunctionHelpersBenchmarks.builtInByteArrayEquals avgt 5 437.504 ±
> 1.120 ns/op
> ByteFunctionHelpersBenchmarks.byteArrayEquals avgt 5 97.700 ±
> 0.178 ns/op
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