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Bài tập

Renaming country fields

The struct fields code and name are too generic for reports. Rename them to country_code and country_name first, then unnest.

You're still working with the same movies DataFrame.

Hướng dẫn

100 XP
  • Use the right method on the struct to rename its fields.
  • Name them country_code and country_name, in that order.