--- 007_create_journals.rb.ori	Fri Sep 12 08:33:24 2014
+++ 007_create_journals.rb	Fri Sep 12 08:31:33 2014
@@ -23,6 +23,7 @@ class CreateJournals < ActiveRecord::Migration
 
     # indexes
     add_index "journals", ["journalized_id", "journalized_type"], :name => "journals_journalized_id"
+	add_index "journals", "created_on"
     add_index "journal_details", ["journal_id"], :name => "journal_details_journal_id"
 
     Permission.create :controller => "issues", :action => "history", :description => "label_history", :sort => 1006, :is_public => true, :mail_option => 0, :mail_enabled => 0