YimingQiao commented on issue #10692:
URL: https://github.com/apache/arrow-rs/issues/10692#issuecomment-5391023596

   Hi, @robert3005 
   
   I submitted a pr and re-run the code, they have similar performance now. In 
that PR, I do not deduplicate buffers, but change the API of cloning buffers. 
This is because buffer deduplication incurs additional overhead for some 
workloads.


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