CounterTable::mergeData

static function mergeData(array $insert, array $update)
{
	$entity = static::getEntity();
	$connection = $entity->getConnection();
	$helper = $connection->getSqlHelper();

	$sql = $helper->prepareMerge($entity->getDBTableName(), $entity->getPrimaryArray(), $insert, $update);

	$sql = current($sql);
	if($sql <> '')
	{
		$connection->queryExecute($sql);
		$entity->cleanCache();
	}
}