alamb commented on issue #8609:
URL: https://github.com/apache/datafusion/issues/8609#issuecomment-3775118875

   > On the short-term, being able to configure the limit a bit above 20 could 
solve the majority of our problems - I'm not exactly sure how the magic 
constant 20 was determined, I take it this is because of tradeoffs with the 
implementation that translates Inlist into deeply nested binary exprs ?
   
   
   Yes I think so
   
   I certainly think a config setting is reasonable
   
   > A bit more ambitious/long-term: if I understand correctly the various 
conversations/codepaths, given that in our case we're interested in page index 
pruning based on min-max:
   
   I think @2010YOUY01  has been working on a more sophisticated pruning 
predicate system  
   - https://github.com/apache/datafusion/pull/19609 
   - https://github.com/apache/datafusion/issues/19487
   
   > I'm seeing that some previous attempts 
(https://github.com/apache/datafusion/pull/8669) didn't make it to master, 
maybe with simplified requirements we could iterate more cheaply
   
   I can't remember all the details, but this seems like a reasonable approach 
to me to pursue


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