yii\elasticsearch\Query::stats PHP Method

Adds a 'stats' part to the query.

See also: http://www.elastic.co/guide/en/elasticsearch/reference/current/search.html#stats-groups

public stats ( array $groups )
$groups	array	an array of groups to maintain a statistics aggregation for.

    public function stats($groups)
    {
        $this->stats = $groups;
        return $this;
    }

Query