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    SolrCollapseFunction::setMax

    (PECL solr >= 2.2.0)

    SolrCollapseFunction::setMax — Selects the group heads by the max value of a numeric field or function query

    説明

    public SolrCollapseFunction::setMax(string $max): SolrCollapseFunction

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

    パラメータ

    max

    例

    例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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