protected function getConnection()
 {
     $pdo = new PDO('sqlite::memory:');
     $this->connection = DriverManager::getConnection(array('pdo' => $pdo));
     DoctrineConfig::createTable($this->connection);
     return $this->createDefaultDBConnection($pdo, ':memory:');
 }
 protected function execute(InputInterface $input, OutputInterface $output)
 {
     $connection = $this->getConnection($input, $output);
     DoctrineConfig::createTable($connection, $input->getOption('table'));
     $output->writeln('<info>Success</info>');
 }