jayzhan211 commented on issue #15755:
URL: https://github.com/apache/datafusion/issues/15755#issuecomment-2817104010

   > @jayzhan211  could you please give me an example sql? I tried to construct 
test sql. but 
   > 
   > 
https://github.com/apache/datafusion/blob/8a193c22f6c3f771bff16cb8f9608d764d268c59/datafusion/expr/src/expr_schema.rs#L497
   > 
   > An error is thrown.
   > 
   > ```
   > Cannot automatically convert FixedSizeBinary(3) to BinaryView
   > ```
   > 
   > `can_cast_types` is from arrow, should we modify arrow? or maybe I 
misunderstand something.
   
   It seems like we need to support arrow, fixed size to view type for binary 
type


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