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  • SolrCollapseFunction::__construct()

    (PECL solr >= 2.2.0)

    Constructor

    说明

    publicSolrCollapseFunction::__construct([string $field])

    Collapse Function constructor

    参数

    $field

    The field name to collapse on.

    In order to collapse a result. The field type must be a single valued String, Int or Float.

    范例

    Example #1 SolrCollapseFunction::__construct() example

    <?php
    include "bootstrap.php";
    $options = array
    (
        'hostname' => SOLR_SERVER_HOSTNAME,
        'login'    => SOLR_SERVER_USERNAME,
        'password' => SOLR_SERVER_PASSWORD,
        'port'     => SOLR_SERVER_PORT,
        'path'     => SOLR_SERVER_PATH
    );
    $client = new SolrClient($options);
    $query = new SolrQuery('*:*');
    $func = new SolrCollapseFunction('field_name');
    $func->setMax('sum(cscore(),field(some_other_field))');
    $func->setSize(100);
    $func->setNullPolicy(SolrCollapseFunction::NULLPOLICY_EXPAND);
    $query->collapse($func);
    $queryResponse = $client->query($query);
    $response = $queryResponse->getResponse();
    print_r($response);
    ?>
    

    参见

    • SolrQuery::collapse() Collapses the result set to a single document per group