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What is the practical difficulty with Room schema changes?

  1. A Migrations must be written, and destructive migration wipes user data
  2. B Room does not support schema changes
  3. C Migrations run automatically and safely
  4. D Schemas cannot include relations
Answer

Migrations must be written, and destructive migration wipes user data

fallbackToDestructiveMigration is acceptable in development but never in production, where it silently deletes everything.

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