DealWork::prepareActivityQuery

static function prepareActivityQuery($startDate, $endDate, $groupByDate = true)
{
	$query = new Query(DealActivityStatisticsTable::getEntity());
	$query->addSelect('OWNER_ID');
	//$query->addFilter('=IS_LOST', false);
	$query->addFilter('>=DEADLINE_DATE', $startDate);
	$query->addFilter('<=DEADLINE_DATE', $endDate);
	$query->addGroup('OWNER_ID');

	if($groupByDate)
	{
		$query->addSelect('DEADLINE_DATE', 'DATE');
		$query->addGroup('DEADLINE_DATE');
		$query->addOrder('DEADLINE_DATE', 'ASC');
	}

	return $query;
}