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Posted to github@arrow.apache.org by "jaylmiller (via GitHub)" <gi...@apache.org> on 2023/03/11 22:27:51 UTC

[GitHub] [arrow-datafusion] jaylmiller commented on issue #258: Improve performance of COUNT (distinct x) for dictionary columns

jaylmiller commented on issue #258:
URL: https://github.com/apache/arrow-datafusion/issues/258#issuecomment-1465038530

   I've made a little PR for this. But I'm not sure about how to go about measuring the performance improvements... @alamb do you know of any existing benches in the codebase that would measure this?


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