Dandandan commented on PR #19639:
URL: https://github.com/apache/datafusion/pull/19639#issuecomment-3721987213

   Running some tests locally, it seems that the bad performance is mostly 
related to join pushdown.
   
   Setting `DATAFUSION_OPTIMIZER_ENABLE_JOIN_DYNAMIC_FILTER_PUSHDOWN` to 
`false` recovers most of the performance.


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