SolrDisMaxQuery::setBoostFunction
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SolrDisMaxQuery::setBoostFunction — Sets a Boost Function (bf parameter).
Description
Sets Boost Function (bf parameter).
Functions (with optional boosts) that will be included in the user's query to influence the score. Any function supported natively by Solr can be used, along with a boost value. e.g.:
recip(rord(myfield),1,2,3)^1.5
Liste de paramètres
-
function -
Valeurs de retour
Exemples
Exemple #1 SolrDisMaxQuery::setBoostFunction() example
<?php
$dismaxQuery = new SolrDisMaxQuery('lucene');
$boostRecentDocsFunction = "recip(ms(NOW,mydatefield),3.16e-11,1,1)";
$dismaxQuery->setBoostFunction($boostRecentDocsFunction);
echo $dismaxQuery.PHP_EOL;
?>
L'exemple ci-dessus va afficher quelque chose de similaire à :
q=lucene&defType=edismax&bf=recip(ms(NOW,mydatefield),3.16e-11,1,1)