New annotation, because of db switch to mysql.

Background: sqlite has some problems with decimal option.

app/models/order_article.rb

@@ -1,17 +1,3 @@
-# == Schema Information
-#
-# Table name: order_articles
-#
-#  id               :integer         not null, primary key
-#  order_id         :integer         default(0), not null
-#  article_id       :integer         default(0), not null
-#  quantity         :integer         default(0), not null
-#  tolerance        :integer         default(0), not null
-#  units_to_order   :integer         default(0), not null
-#  lock_version     :integer         default(0), not null
-#  article_price_id :integer
-#
-
 # An OrderArticle represents a single Article that is part of an Order.
 class OrderArticle < ActiveRecord::Base
 
@@ -120,3 +106,18 @@ class OrderArticle < ActiveRecord::Base
   end
 
 end
+
+# == Schema Information
+#
+# Table name: order_articles
+#
+#  id               :integer(4)      not null, primary key
+#  order_id         :integer(4)      default(0), not null
+#  article_id       :integer(4)      default(0), not null
+#  quantity         :integer(4)      default(0), not null
+#  tolerance        :integer(4)      default(0), not null
+#  units_to_order   :integer(4)      default(0), not null
+#  lock_version     :integer(4)      default(0), not null
+#  article_price_id :integer(4)
+#
+