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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/06/27 15:45:16 UTC

[GitHub] [arrow-datafusion] Dandandan edited a comment on pull request #620: Optimize count(*) with table statistics

Dandandan edited a comment on pull request #620:
URL: https://github.com/apache/arrow-datafusion/pull/620#issuecomment-869183633


   After this PR I also plan some follow issues:
   
   * Optimizing out `count(*)` even when we have multiple aggregation expressions (e.g sum+ count).
   * also supporting min/max statistics


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