read($sessionId) {@inheritdoc} Parameters
write($sessionId, $data) {@inheritdoc} Parameters
gc($maxlifetime) {@inheritdoc} Parameters
open($savePath, $sessionName) {@inheritdoc}
close() {@inheritdoc}
destroy($sessionId) {@inheritdoc} Parameters
class DbalSessionHandler implements SessionHandlerInterface
class DbalSessionHandlerSchema extends Schema DBAL Session Storage Schema.