TokiTranslate/db/migrate/20231031200646_add_self_referential_relationship_to_part_of_speech.rb

class AddSelfReferentialRelationshipToPartOfSpeech < ActiveRecord::Migration[7.1]
  def change
    change_table :part_of_speeches do |t|
      t.references :part_of_speech, null: true, foreign_key: true
    end
  end
end