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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/10/08 04:58:26 UTC

[GitHub] [arrow-datafusion] houqp commented on issue #1083: Implement `approx_distinct` using HyperLogLog

houqp commented on issue #1083:
URL: https://github.com/apache/arrow-datafusion/issues/1083#issuecomment-938344053


   It looks like a fun engineering challenge and a really cool feature to add :D I don't have a use-case for this at the moment but I think it's something we would need to support eventually in ballista to close the gap with spark.


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