SolrCollapseFunction::setMax
(PECL solr >= 2.2.0)
SolrCollapseFunction::setMax — Selects the group heads by the max value of a numeric field or function query
Description
public SolrCollapseFunction::setMax ( string $max ) : SolrCollapseFunction
Selects the group heads by the max value of a numeric field or function query.
Parameters
-
max
Return Values
Examples
Example #1 SolrCollapseFunction::setMax() example
<?php
$func = new SolrCollapseFunction('field_name');
$func->setMax('sum(cscore(),field(some_field))');
$query = new SolrQuery('*:*');
$query->collapse($func);
?>
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https://www.php.net/manual/en/solrcollapsefunction.setmax.php