alamb commented on issue #5523:
URL: https://github.com/apache/arrow-rs/issues/5523#issuecomment-2429542610

   > adaptive slice or filter the resulting array, i.e., if the selection is 
sparse, we should filter/take, otherwise we should slice.
   
   I think this is what @tustvold mentioned with the [`filter` 
kernels](https://docs.rs/arrow/latest/arrow/compute/kernels/filter/index.html) 
that also adaptively decide take / iterate / etc based on the actual selection


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