jayzhan211 commented on PR #11977:
URL: https://github.com/apache/datafusion/pull/11977#issuecomment-2297885070

   > Do we still have additional name resolution in physical stage in 
DataFusion?
   
   The name is used for projection mapping and also the display in explain 
statement
   
https://github.com/apache/datafusion/blob/67cf1d606b901eaf591f44389702e285557d39e1/datafusion/physical-expr/src/equivalence/projection.rs#L66-L74


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