pokemon.trade/db/migrate/20181228215350_create_pokemon.rb

class CreatePokemon < ActiveRecord::Migration[5.2]
  def change
    create_table :pokemon do |t|
      t.integer :pokedex_number, null: false, unsigned: true
      t.string :nickname
      t.binary :raw_nickname
      t.binary :raw_pokemon

      t.timestamps
    end
  end
end