class ChangeColumnInHomeworks < ActiveRecord::Migration[5.2]
  def change
    change_column_default :homework_commons, :late_penalty, from: nil, to: 5
    change_column_default :homework_commons, :anonymous_comment, from: 0, to: 1
    change_column_default :homework_commons, :work_efficiency, from: 1, to: 0
    change_column_default :homework_commons, :eff_score, from: 20, to: 0
    change_column_default :homework_detail_manuals, :ta_proportion, from: nil, to: 0
    change_column_default :homework_detail_manuals, :comment_status, from: nil, to: 0
    change_column_default :homework_detail_manuals, :evaluation_num, from: nil, to: 0
    change_column_default :homework_detail_manuals, :absence_penalty, from: 1, to: 0
  end
end