SolrCollapseFunction::setMax()

(PECL solr >= 2.2.0)

Selects the group heads by the max value of a numeric field or function query

说明

publicSolrCollapseFunction::setMax(string $max): SolrCollapseFunction

Selects the group heads by the max value of a numeric field or function query.

参数

$max

返回值

SolrCollapseFunction

范例

Example #1 SolrCollapseFunction::setMax() example

<?php
$func = new SolrCollapseFunction('field_name');
$func->setMax('sum(cscore(),field(some_field))');
$query = new SolrQuery('*:*');
$query->collapse($func);
?>