<?php

namespace Customize\Entity\Master;
use Doctrine\ORM\Mapping as ORM;

/** 
 * @ORM\Table(name="mtb_[Entity名]")
 * @ORM\InheritanceType("SINGLE_TABLE")
 * @ORM\DiscriminatorColumn(name="discriminator_type", type="string", length=255)
 * @ORM\HasLifecycleCallbacks()
 * @ORM\Entity(repositoryClass="Customize\Repository\Master\[Repository名]")
 * @ORM\Cache(usage="NONSTRICT_READ_WRITE")
 */
class [Entity名] extends \Eccube\Entity\Master\AbstractMasterEntity
{
}

<?php

namespace Customize\Repository\Master;

use Customize\Entity\Master\[Entity名];
use Eccube\Repository\AbstractRepository;
use Symfony\Bridge\Doctrine\RegistryInterface;

class [Repository名] extends AbstractRepository
{
    public function __construct(RegistryInterface $registry)
    {
        parent::__construct($registry, [Entity名]::class);
    }
}

php bin\console cache:clear --no-warmup