parisni commented on PR #9071:
URL: https://github.com/apache/hudi/pull/9071#issuecomment-1677939952

   >  If we want to support unordered addition of fields then let's restrict 
cascading to that case?
   
   Unlike hive metastore, glue supports unordered addition of columns. It does 
not support unordered addition of struct fields.
   
   I also don't know how glue handle struct evolution:
   - new field -> should be added to the end
   - field dropped -> ?
   - field renamed -> ?
   
   The current approach in this PR would handle any evolution. This might be 
then a good approach, but we definitely should trigger it in last resort (ie: 
when a struct evolves in a not supported way)


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