...

app/controllers/homework_commons_controller.rb

@@ -956,13 +956,13 @@ class HomeworkCommonsController < ApplicationController
         @subjects = Subject.find_by_sql("SELECT subjects.id, subjects.user_id, subjects.name, subjects.stages_count, subjects.repertoire_id, subjects.status,
                             subjects.shixuns_count, sum(shixuns.myshixuns_count) AS myshixun_member_count FROM subjects join stage_shixuns
                             on stage_shixuns.subject_id = subjects.id join shixuns on shixuns.id = stage_shixuns.shixun_id where
-                            subjects`.`hidden` = 0 AND `subjects`.`status` = 2 AND `subjects`.`name` like '%#{search}%'
+                            'subjects'.'hidden' = 0 AND 'subjects'.'status' = 2 AND 'subjects'.'name' like '%#{search}%'
                             AND `subjects`.`repertoire_id` = #{select} GROUP BY subjects.id ORDER BY myshixun_member_count #{sort}")
       else
         @subjects = Subject.find_by_sql("SELECT subjects.id, subjects.user_id, subjects.name, subjects.stages_count, subjects.repertoire_id, subjects.status,
                             subjects.shixuns_count, sum(shixuns.myshixuns_count) AS myshixun_member_count FROM subjects join stage_shixuns
                             on stage_shixuns.subject_id = subjects.id join shixuns on shixuns.id = stage_shixuns.shixun_id where
-                            `subjects`.`hidden` = 0 AND `subjects`.`status` = 2 AND `subjects`.`name` like '%#{search}%'
+                            'subjects'.'hidden' = 0 AND 'subjects'.'status' = 2 AND 'subjects'.'name' like '%#{search}%'
                             GROUP BY subjects.id ORDER BY myshixun_member_count #{sort}")
       end
     else