我有以下代码:
$pictureQuery = new \Elastica\Query\MultiMatch();
$pictureQuery->setParam('query', $queryString);
$pictureQuery->setType('phrase_prefix');
$pictureQuery->setParam('fields', array(
'caption'
));
$filtered = new \Elastica\Query\Filtered($pictureQuery, new \Elastica\Filter\Missing('deletedAt'));
$elasticaQuery = \Elastica\Query::create($filtered);
$elasticaQuery->setLimit($limit);
$pictures = $itemFinder->find($elasticaQuery);
我想在这个查询中有偏移量。我该怎么做呢?