php-doc-en/reference/solr/solrclient/query.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->

<refentry xml:id="solrclient.query" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>SolrClient::query</refname>
  <refpurpose>Sends a query to the server</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <modifier>public</modifier> <type>SolrQueryResponse</type><methodname>SolrClient::query</methodname>
   <methodparam><type>SolrParams</type><parameter>query</parameter></methodparam>
  </methodsynopsis>
  <para>
   Sends a query to the server.
  </para>

 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>query</parameter></term>
     <listitem>
      <para>
       A <type>SolrParams</type> object. It is recommended to use <type>SolrQuery</type> for advanced queries.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns a <type>SolrQueryResponse</type> object on success and throws an exception on failure.
  </para>
 </refsect1>
 
 <refsect1 role="errors">
  &reftitle.errors;
  <para>
   Throws <classname>SolrClientException</classname> if the client had failed, or there was a connection issue.
  </para>
  <para>
    Throws <classname>SolrServerException</classname> if the Solr Server had failed to satisfy the query.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><methodname>SolrClient::query</methodname> example</title>
    <programlisting role="php">
<![CDATA[
<?php

$options = array
(
    'hostname' => 'localhost',
    'login'    => 'username',
    'password' => 'password',
    'port'     => '8983',
);

$client = new SolrClient($options);

$query = new SolrQuery();

$query->setQuery('lucene');

$query->setStart(0);

$query->setRows(50);

$query->addField('cat')->addField('features')->addField('id')->addField('timestamp');

$query_response = $client->query($query);

$response = $query_response->getResponse();

print_r($response);

?>
]]>
    </programlisting>
    &example.outputs.similar;
    <screen>
<![CDATA[
SolrObject Object
(
    [responseHeader] => SolrObject Object
        (
            [status] => 0
            [QTime] => 3
            [params] => SolrObject Object
                (
                    [fl] => cat,features,id,timestamp
                    [indent] => on
                    [start] => 0
                    [q] => lucene
                    [wt] => xml
                    [version] => 2.2
                    [rows] => 50
                )

        )

    [response] => SolrObject Object
        (
            [numFound] => 1
            [start] => 0
            [docs] => Array
                (
                    [0] => SolrObject Object
                        (
                            [id] => SOLR1000
                            [cat] => Array
                                (
                                    [0] => software
                                    [1] => search
                                )

                            [features] => Array
                                (
                                    [0] => Advanced Full-Text Search Capabilities using Lucene
                                    [1] => Optimized for High Volume Web Traffic
                                    [2] => Standards Based Open Interfaces - XML and HTTP
                                    [3] => Comprehensive HTML Administration Interfaces
                                    [4] => Scalability - Efficient Replication to other Solr Search Servers
                                    [5] => Flexible and Adaptable with XML configuration and Schema
                                    [6] => Good unicode support: héllo (hello with an accent over the e)
                                )

                        )

                )

        )

)
]]>
    </screen>
   </example>
  </para>
 </refsect1>

</refentry>

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