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Posted to github@datafusion.apache.org by "findepi (via GitHub)" <gi...@apache.org> on 2025/08/07 08:52:12 UTC

Re: [I] `PartialOrd` for structs with incomparable fields [datafusion]

findepi commented on issue #12537:
URL: https://github.com/apache/datafusion/issues/12537#issuecomment-3163165983

   > Another alternative might be a manual implementation PartialOrd for DFSchemaRef perhaps based on field names or something
   
   As long as it holds that
   
   `a == b` if and only if `partial_cmp(a, b) == Some(Equal)` for any two `DFSchemaRef` s `a` and `b` ... 
   
   
   (https://doc.rust-lang.org/std/cmp/trait.PartialOrd.html)


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