doctrine / dbal

tests/Tools/TestAsset/ParentClass.php

<?php

declare(strict_types=1);

namespace Doctrine\DBAL\Tests\Tools\TestAsset;

abstract class ParentClass
{
    /** @var int */
    public $parentPublicAttribute = 1;

    /** @var int */
    protected $parentProtectedAttribute = 2;

    /** @var int */
    private $parentPrivateAttribute = 3;

The private property $parentPrivateAttribute is not used, and could be removed.

}