class OldRelationTag < ActiveRecord::Base
- belongs_to :user
-
- set_table_name 'relation_tags'
+ self.table_name = "relation_tags"
+ self.primary_keys = "relation_id", "version", "k"
+ belongs_to :old_relation, :foreign_key => [:relation_id, :version]
+
+ validates_presence_of :old_relation
+ validates_length_of :k, :maximum => 255, :allow_blank => true
+ validates_uniqueness_of :k, :scope => [:relation_id, :version]
+ validates_length_of :v, :maximum => 255, :allow_blank => true
end