<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<chapter xml:id="mysqlnd.notes" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <title>Notes</title>
 <para>
  This section provides a collection of miscellaneous notes on MySQL
  Native Driver usage.
 </para>
 <itemizedlist>
  <listitem>
   <para>
    In the case where you pass a statement to
    <function>mysqli_query</function> that is longer than
    <literal>max_allowed_packet</literal> of the server, the returned
    error codes are different depending on whether you are using MySQL
    Native Driver (<literal>mysqlnd</literal>) or MySQL Client Library
    (<literal>libmysql</literal>). The behavior is as follows:
   </para>
   <itemizedlist>
    <listitem>
     <para>
      <literal>mysqlnd</literal> on Linux returns an error code of 1153.
      The error message means <quote>got a packet bigger than
      <literal>max_allowed_packet</literal> bytes</quote>.
     </para>
    </listitem>
    <listitem>
     <para>
      <literal>mysqlnd</literal> on Windows returns an error code 2006.
      This error message means <quote>server has gone away</quote>.
     </para>
    </listitem>
    <listitem>
     <para>
      <literal>libmysql</literal> on all platforms returns an error code
      2006. This error message means <quote>server has gone
      away</quote>.
     </para>
    </listitem>
   </itemizedlist>
   <para>
    The same thing happens with
    <function>mysqli_stmt_prepare</function>.
   </para>
  </listitem>
 </itemizedlist>
</chapter>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->