diff --git a/db/schema.rb b/db/schema.rb
index ec38d5c1d..3b5b88ee7 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20150906083453) do
+ActiveRecord::Schema.define(:version => 20150906091045) do
 
   create_table "activities", :force => true do |t|
     t.integer  "act_id",                                  :null => false
@@ -476,13 +476,6 @@ ActiveRecord::Schema.define(:version => 20150906083453) do
 
   add_index "delayed_jobs", ["priority", "run_at"], :name => "delayed_jobs_priority"
 
-  create_table "discuss_demos", :force => true do |t|
-    t.string   "title"
-    t.text     "body"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
   create_table "documents", :force => true do |t|
     t.integer  "project_id",                :default => 0,  :null => false
     t.integer  "category_id",               :default => 0,  :null => false
@@ -913,6 +906,7 @@ ActiveRecord::Schema.define(:version => 20150906083453) do
     t.datetime "created_on"
     t.integer  "comments_count",               :default => 0,  :null => false
     t.integer  "course_id"
+    t.datetime "updated_on"
   end
 
   add_index "news", ["author_id"], :name => "index_news_on_author_id"
@@ -1421,6 +1415,7 @@ ActiveRecord::Schema.define(:version => 20150906083453) do
     t.integer  "container_id"
     t.datetime "created_at",     :null => false
     t.datetime "updated_at",     :null => false
+    t.integer  "user_id"
   end
 
   create_table "user_extensions", :force => true do |t|