set_table_name 'nodes'
+ # Should probably have the composite primary key set in the model
+ # however there are some weird bugs happening when you do
+ #set_primary_keys :id, :version
+
validates_presence_of :changeset_id, :timestamp
validates_inclusion_of :visible, :in => [ true, false ]
validates_numericality_of :latitude, :longitude
validate :validate_position
+ validates_associated :changeset
belongs_to :changeset