ResponsibleGrid::prepareQuery

public function prepareQuery(Query $query): Query
{
	$query = parent::prepareQuery($query);

	$query->addSelect('STATUS_ID');
	$query->addSelect('RESPONSIBLE_ID');
	$query->addSelect(Query::expr()->sum('PRICE'), 'SUM');
	$query->addSelect(Query::expr()->count('STATUS_ID'), 'ORDER_COUNT');
	$query->setGroup(['CURRENCY', 'STATUS_ID', 'RESPONSIBLE_ID']);

	return $query;
}