DataLoader::getPriceTypes

protected function getPriceTypes()
	{
		if ($this->priceTypes === null)
		{
			$this->priceTypes = [];
			$iterator = CatalogGroupAccessTable::getList([
				'select' => ['CATALOG_GROUP_ID'],
				'filter' => ['=GROUP_ID' => 2]
			]);
			while ($row = $iterator->fetch())
			{
				$id = (int)$row['CATALOG_GROUP_ID'];
				$this->priceTypes[$id] = $id;
			}
			unset($row, $iterator);
		}
		return $this->priceTypes;
	}