FieldRepository::getProductRows

public function getProductRows(string $referenceName, string $fieldName = Item::FIELD_NAME_PRODUCTS): Relation
{
	return
		(new OneToMany(
			$fieldName,
			ProductRowTable::class,
			$referenceName,
		))
			// products will be deleted in onAfterDelete, if it's needed. DO NOT FORGET TO ADD IT THERE
			->configureCascadeDeletePolicy(CascadePolicy::NO_ACTION)
			->configureTitle(Loc::getMessage('CRM_COMMON_PRODUCTS'))
	;
}