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git-svn-id: https://svn.php.net/repository/phpdoc/ru/trunk@335423 c90b9560-bf6c-de11-be94-00142212c4b1
151 lines
4.1 KiB
XML
151 lines
4.1 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- EN-Revision: 65e697ff671608989432a6e6bf8ae8128b2be2c7 Maintainer: shein Status: ready -->
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<!-- Reviewed: no -->
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<!-- $Revision$ -->
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<refentry xml:id="function.mysql-stat" xmlns="http://docbook.org/ns/docbook" xmlns:phd="http://www.php.net/ns/phd">
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<refnamediv>
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<refname>mysql_stat</refname>
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<refpurpose>Возвращает текущий статус сервера</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<warning>
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&mysql.alternative.note;
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<simplelist role="alternatives">
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<member><function>mysqli_stat</function></member>
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<member><methodname phd:args="PDO::ATTR_SERVER_INFO">PDO::getAttribute</methodname></member>
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</simplelist>
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</warning>
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</refsynopsisdiv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type>string</type><methodname>mysql_stat</methodname>
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<methodparam choice="opt"><type>resource</type><parameter>link_identifier</parameter><initializer>NULL</initializer></methodparam>
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</methodsynopsis>
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<para>
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<function>mysql_stat</function> возвращает текущий статус сервера.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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&mysql.linkid.description;
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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Возвращает строку с данными аптайма, количества потоков, запросов,
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количеством открытых таблиц и таблиц с сброшенным внутренним кэшем
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(flush tables), а также количество запросов в секунду. Для получения
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полного списка других переменных вам необходимо будет использовать
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SQL-запрос <literal>SHOW STATUS</literal>.
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Если передан некорректный <parameter>link_identifier</parameter>,
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то будет возвращен &null;.
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</para>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title>Пример использования <function>mysql_stat</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$link = mysql_connect('localhost', 'mysql_user', 'mysql_password');
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$status = explode(' ', mysql_stat($link));
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print_r($status);
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?>
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]]>
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</programlisting>
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&example.outputs.similar;
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<screen>
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<![CDATA[
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Array
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(
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[0] => Uptime: 5380
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[1] => Threads: 2
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[2] => Questions: 1321299
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[3] => Slow queries: 0
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[4] => Opens: 26
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[5] => Flush tables: 1
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[6] => Open tables: 17
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[7] => Queries per second avg: 245.595
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)
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]]>
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</screen>
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</example>
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</para>
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<para>
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<example>
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<title>Альтернативный пример использования <function>mysql_stat</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$link = mysql_connect('localhost', 'mysql_user', 'mysql_password');
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$result = mysql_query('SHOW STATUS', $link);
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while ($row = mysql_fetch_assoc($result)) {
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echo $row['Variable_name'] . ' = ' . $row['Value'] . "\n";
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}
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?>
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]]>
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</programlisting>
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&example.outputs.similar;
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<screen>
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<![CDATA[
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back_log = 50
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basedir = /usr/local/
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bdb_cache_size = 8388600
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bdb_log_buffer_size = 32768
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bdb_home = /var/db/mysql/
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bdb_max_lock = 10000
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bdb_logdir =
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bdb_shared_data = OFF
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bdb_tmpdir = /var/tmp/
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...
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]]>
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</screen>
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</example>
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</para>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>mysql_get_server_info</function></member>
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<member><function>mysql_list_processes</function></member>
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</simplelist>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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