db->query("INSERT INTO options (option_name, option_value, autoload) SELECT DISTINCT 'groupedSearchShowStationName', 'on', NULL FROM options WHERE NOT EXISTS (SELECT 1 FROM options WHERE option_name = 'groupedSearchShowStationName');"); } public function down() { $this->db->query("DELETE FROM options WHERE option_name = 'groupedSearchShowStationName';"); } }