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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/08/04 17:49:39 UTC

[GitHub] [arrow] lidavidm commented on pull request #10876: ARROW-12728: [C++] Implement count_distinct/distinct hash aggregate kernels

lidavidm commented on pull request #10876:
URL: https://github.com/apache/arrow/pull/10876#issuecomment-892851940


   Actually, if we want to keep the `distinct` kernel, either the grouper could be adjusted to build the output list directly, or we should use Take instead of Concatenate.


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