core/db/migrate/20160209100945_add_score_types_to_exam_portions.rb
class AddScoreTypesToExamPortions < ActiveRecord::Migration[4.2]
def change
add_column :gaku_exam_portions, :score_type, :integer, default: 0
add_column :gaku_exam_portions, :score_selection_options, :text, array:true, default: []
end
end