class ChangePublicModelDefaultValue < ActiveRecord::Migration[5.2]
  def change
    #试卷的默认值的修改
    change_column_default :exercises,:show_result,0
    change_column_default :exercises, :answer_open, false
    change_column_default :exercises, :score_open, false

    #问卷的默认值的修改
    change_column_default :polls, :show_result, 0

    #实训作业/普通作业/分组作业
    change_column_default :homework_commons, :score_open, false
    change_column_default :homework_commons, :work_public, false
    change_column_default :homework_commons, :answer_public, false

    #毕设任务
    change_column_default :graduation_tasks, :open_score, false
    change_column_default :graduation_tasks, :open_work, false
  end
end