[jira] [Created] (ARROW-10572) Use aHash and std::collections hashmap for aggregates / distinct

[Jira]

Daniël Heres created ARROW-10572:
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             Summary: Use aHash and std::collections hashmap for aggregates / 
distinct
                 Key: ARROW-10572
                 URL: https://issues.apache.org/jira/browse/ARROW-10572
             Project: Apache Arrow
          Issue Type: Improvement
            Reporter: Daniël Heres


Ahash is a faster hash algorithm than FNV.



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