. */ namespace Doctrine\DBAL\Driver; /** * Connection interface. * Drivers must implement this interface. * * This resembles the PDO interface. * * @since 2.0 */ interface Connection { public function prepare($prepareString); public function query(); public function quote($input); public function exec($statement); public function lastInsertId(); public function beginTransaction(); public function commit(); public function rollBack(); public function errorCode(); public function errorInfo(); }