exercise

app/controllers/exercises_controller.rb

@@ -1019,7 +1019,6 @@ class ExercisesController < ApplicationController
 
   #学生开始答题页面
   def start_answer
-    ActiveRecord::Base.transaction do
     begin
       ex_users_current = ExerciseUser.where(user_id:@exercise_current_user_id,exercise_id:@exercise.id)   #不能用@exercise.exercise_users，因为exercise_users删除时，只是状态改变，未删除
       @exercise_user_current = ex_users_current&.first
@@ -1073,7 +1072,6 @@ class ExercisesController < ApplicationController
       raise ActiveRecord::Rollback
     end
   end
-  end
 
   #提交试卷前的弹窗
   def begin_commit
@@ -1205,7 +1203,6 @@ class ExercisesController < ApplicationController
 
   #答题列表
   def exercise_lists
-    ActiveRecord::Base.transaction do
       begin
         @current_user_id = current_user.id
         exercise_ids = [@exercise.id]
@@ -1355,7 +1352,6 @@ class ExercisesController < ApplicationController
       raise ActiveRecord::Rollback
     end
   end
-  end
 
   #导出空白试卷
   def export_exercise
@@ -1392,7 +1388,6 @@ class ExercisesController < ApplicationController
 
   #学生的统计结果
   def exercise_result
-    ActiveRecord::Base.transaction do
     begin
       exercise_ids = [@exercise.id]
       @exercise_publish_count = get_user_permission_course(exercise_ids,Exercise::PUBLISHED).size #判断是否有已发布的分班
@@ -1488,7 +1483,6 @@ class ExercisesController < ApplicationController
       raise ActiveRecord::Rollback
     end
   end
-  end
 
   private