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https://issues.apache.org/jira/browse/ARROW-1844?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16270967#comment-16270967
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ASF GitHub Bot commented on ARROW-1844:
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wesm commented on issue #1370: ARROW-1844: [C++] Add initial Unique benchmarks
for int64, variable-length strings
URL: https://github.com/apache/arrow/pull/1370#issuecomment-347900408
+1, we can try different hash functions in a follow-up PR
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> [C++] Basic benchmark suite for hash kernels
> --------------------------------------------
>
> Key: ARROW-1844
> URL: https://issues.apache.org/jira/browse/ARROW-1844
> Project: Apache Arrow
> Issue Type: New Feature
> Components: C++
> Reporter: Wes McKinney
> Assignee: Wes McKinney
> Labels: pull-request-available
> Fix For: 0.8.0
>
>
> * Integers, small cardinality and large cardinality
> * Short strings, small/large cardinality
> * Long strings, small/large cardinality
> These benchmarks will enable us to refactor without fear, and to experiment
> with faster hash functions
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