adriangb commented on issue #20324:
URL: https://github.com/apache/datafusion/issues/20324#issuecomment-3904432303

   > Thinking more about this, I wonder if we could model the choice of where 
to evaluate a filter as a dynamic filter 🤔
   > 
   > Aka make two filters for each predicate
   > 
   > * The one in the parquet reader
   > * The one in a subsequent FilterExec
   > 
   > And then have the pair somehow coordiante between themselves during 
execution to decide which to evaluate 🤔
   > 
   > Though maybe that would be too localized (should take multiple predicates 
into account)
   
   That is kind of what is happening with the current approach I am exploring, 
but I think doing it all in the scan nodes is a bit tidier and will allow us to 
do more sophisticated things


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