Nextras\Orm\Relationships\HasMany::countStored PHP Метод

    public function countStored()
    {
        /** @var ICollection $collection */
        $collection = $this->collection === null && !$this->toAdd && !$this->toRemove && !$this->added && !$this->removed && $this->parent->isPersisted() && $this->parent->getPreloadContainer() ? $this->getCachedCollection() : $this->getCollection();
        return $collection->getEntityCount($this->parent);
    }