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Posted to github@arrow.apache.org by "jackwener (via GitHub)" <gi...@apache.org> on 2023/04/16 15:01:57 UTC

[GitHub] [arrow-datafusion] jackwener commented on pull request #5907: optimize non-correlated where exists subquery rewrite to scalar subquery

jackwener commented on PR #5907:
URL: https://github.com/apache/arrow-datafusion/pull/5907#issuecomment-1510407392

   Current DF isn't good enough about `Subquery Unnesting`. 
   I am going to not only review this PR, but I want to study this issue systematically, it need some time.


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