AutoMigrationSpec

AutoMatedMigration_3.kt

@Database(
   version = 2,
   entities = [ User.class ],
   autoMigrations = [
        AutoMigration (
            from = 1, 
            to = 2,
            spec = UserDatabase.UserAutoMigration::class
       )
    ]
)
abstract class UserDatabase : RoomDatabase {   
    @RenameTable(fromTableName = "User", toTableName = "SuperUser")
    class UserAutoMigration: AutoMigrationSpec {   }
}