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<refentry id="function.sqlite-fetch-single">
 <refnamediv>
  <refname>sqlite_fetch_single</refname>
  <refpurpose>Fetches the first column of a result set as a string.</refpurpose>
 </refnamediv>
 <refsect1>
  <title>Description</title>
  <methodsynopsis>
   <type>string</type><methodname>sqlite_fetch_single</methodname>
   <methodparam><type>resource</type><parameter>result</parameter></methodparam>
   <methodparam choice="opt"><type>int</type><parameter>result_type</parameter></methodparam>
   <methodparam choice="opt"><type>bool</type><parameter>decode_binary</parameter></methodparam>
  </methodsynopsis>
  <para>
   <function>sqlite_fetch_single</function> is identical to
   <function>sqlite_fetch_array</function> except that it returns the value
   of the first column of the rowset.
  </para>
  <para>
   This is the most optimal way to retrieve data when you are only
   interested in the values from a single column of data.
  </para>
  <para>
   <example>
    <title>A <function>sqlite_fetch_single</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php
if ($dbhandle = sqlite_open('mysqlitedb', 0666, $sqliteerror)) {

    $sql = "SELECT id FROM sometable WHERE id = 42";
    $res = sqlite_query($dbhandle, $sql);

    if (sqlite_num_rows($res) > 0) {
        echo sqlite_fetch_single($res); // 42
    }
    
    sqlite_close($dbhandle);
}
?>
]]>
    </programlisting>
   </example>
  </para>
  <para>
   See also <function>sqlite_fetch_array</function>.
  </para>
 </refsect1>
</refentry>
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