postgresql7.1 select user_pref_type__set_package_default( :preference_type_id, :package_id, :default_value ); select user_pref_type__set_user_pref( :preference_type, :package_id, :user_id, :value ); select user_pref_type__get_user_pref ( :preference_type, :package_id, :user_id );