1

app/controllers/shixuns_controller.rb

@@ -398,7 +398,6 @@ class ShixunsController < ApplicationController
     if search.present?
       search_shixun_ids = Shixun.joins(:users, challenges: :challenge_tags).
           where("challenge_tags.name like '%#{search}%'
-                  or subject like '%#{search}%'
                   or challenges.subject like '%#{search}%'
                   or concat(lastname, firstname) like '%#{search}%'
                   or shixuns.name like '%#{search}%'").pluck(:id)