Doctrine\DBAL\Platforms\MySqlPlatform::_getCommonIntegerTypeDeclarationSQL PHP Метод

    protected function _getCommonIntegerTypeDeclarationSQL(array $columnDef)
    {
        $autoinc = '';
        if (!empty($columnDef['autoincrement'])) {
            $autoinc = ' AUTO_INCREMENT';
        }
        return $this->getUnsignedDeclaration($columnDef) . $autoinc;
    }