Redmine 4.1.1

db/migrate/20130201184705_add_unique_index_on_tokens_value.rb

@@ -1,10 +1,10 @@
-class AddUniqueIndexOnTokensValue < ActiveRecord::Migration
+class AddUniqueIndexOnTokensValue < ActiveRecord::Migration[4.2]
   def up
     say_with_time "Adding unique index on tokens, this may take some time..." do
       # Just in case
       duplicates = Token.connection.select_values("SELECT value FROM #{Token.table_name} GROUP BY value HAVING COUNT(id) > 1")
       Token.where(:value => duplicates).delete_all
-  
+
       add_index :tokens, :value, :unique => true, :name => 'tokens_value'
     end
   end