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?>
<div id="function.mysql-stat" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mysql_stat</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.3.0, PHP 5)</p><p class="refpurpose"><span class="refname">mysql_stat</span> &mdash; <span class="dc-title">Zeigt den momentanen Serverstatus an</span></p>

 </div>

 <div id="function.mysql-stat-refsynopsisdiv">
  <div class="warning"><strong class="warning">Warnung</strong>
   <p class="para">Diese Erweiterung ist seit PHP 5.5.0 als veraltet markiert und wurde in PHP 7.0.0 entfernt.
Verwenden Sie stattdessen die Erweiterungen <a href="book.mysqli.php" class="link">MySQLi</a> oder <a href="ref.pdo-mysql.php" class="link">PDO_MySQL</a>.
Weitere Informationen bietet der Ratgeber <a href="mysqlinfo.api.choosing.php" class="link">MySQL: Auswahl einer API</a>.
Alternativen zu dieser Funktion umfassen:</p>
   <ul class="simplelist">
    <li><span class="function"><a href="mysqli.stat.php" class="function">mysqli_stat()</a></span></li>
    <li>
     <span class="methodname"><a href="pdostatement.getattribute.php" class="methodname">PDOStatement::getAttribute()</a></span>
     mit <strong><code><a href="pdo.constants.php#pdo.constants.attr-server-info">PDO::ATTR_SERVER_INFO</a></code></strong> als <code class="parameter">attribute</code>
    </li>
   </ul>
  </div>
 </div>

 <div class="refsect1 description" id="refsect1-function.mysql-stat-description">
  <h3 class="title">Beschreibung</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>mysql_stat</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> <code class="parameter">$link_identifier</code><span class="initializer"> = NULL</span></span>): <span class="type"><a href="language.types.string.php" class="type string">string</a></span></div>

  <p class="simpara">
   <span class="function"><strong>mysql_stat()</strong></span> gibt den momentanen Server-Status zurück.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.mysql-stat-parameters">
  <h3 class="title">Parameter-Liste</h3>
  <dl>
   <dt>
<code class="parameter">link_identifier</code></dt><dd><p class="para">Die MySQL-Verbindung.
Wird die Verbindungskennung nicht angegeben, wird die letzte durch
<span class="function"><a href="function.mysql-connect.php" class="function">mysql_connect()</a></span> geöffnete Verbindung angenommen. Falls
keine solche Verbindung gefunden wird, wird versucht, eine Verbindung
aufzubauen, wie es beim Aufruf von <span class="function"><a href="function.mysql-connect.php" class="function">mysql_connect()</a></span> ohne
Angabe von Argumenten der Fall wäre. Falls zufällig keine Verbindung gefunden
oder aufgebaut werden kann, wird eine Warnung der Stufe
<strong><code><a href="errorfunc.constants.php#constant.e-warning">E_WARNING</a></code></strong> erzeugt.</p></dd>
  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.mysql-stat-returnvalues">
  <h3 class="title">Rückgabewerte</h3>
  <p class="simpara">
   Gibt eine Zeichenkette mit dem Status für uptime, threads, queries, open
   tables, flush tables und queries per second zurück. Für eine komplette
   Liste der anderen Status-Variablen müssen sie die SQL-Anweisung
   <code class="literal">SHOW STATUS</code> verwenden. Wenn die Verbindungskennung
   <code class="parameter">Verbindungskennung</code> ungültig ist, wird <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong>
   zurückgegeben.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.mysql-stat-examples">
  <h3 class="title">Beispiele</h3>
  <div class="example" id="example-1">
   <p><strong>Beispiel #1 <span class="function"><strong>mysql_stat()</strong></span>-Beispiel</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$link   </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'localhost'</span><span style="color: #007700">, </span><span style="color: #DD0000">'mysql_user'</span><span style="color: #007700">, </span><span style="color: #DD0000">'mysql_password'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$status </span><span style="color: #007700">= </span><span style="color: #0000BB">explode</span><span style="color: #007700">(</span><span style="color: #DD0000">'  '</span><span style="color: #007700">, </span><span style="color: #0000BB">mysql_stat</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$status</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>Das oben gezeigte Beispiel erzeugt
eine ähnliche Ausgabe wie:</p></div>
   <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">Array
(
    [0] =&gt; Uptime: 5380
    [1] =&gt; Threads: 2
    [2] =&gt; Questions: 1321299
    [3] =&gt; Slow queries: 0
    [4] =&gt; Opens: 26
    [5] =&gt; Flush tables: 1
    [6] =&gt; Open tables: 17
    [7] =&gt; Queries per second avg: 245.595
)</pre>
</div>
   </div>
  </div>
  <div class="example" id="example-2">
   <p><strong>Beispiel #2 Alternatives <span class="function"><strong>mysql_stat()</strong></span>-Beispiel</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$link   </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'localhost'</span><span style="color: #007700">, </span><span style="color: #DD0000">'mysql_user'</span><span style="color: #007700">, </span><span style="color: #DD0000">'mysql_password'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_query</span><span style="color: #007700">(</span><span style="color: #DD0000">'SHOW STATUS'</span><span style="color: #007700">, </span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br />while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_fetch_assoc</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">)) {<br />    echo </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #DD0000">'Variable_name'</span><span style="color: #007700">] . </span><span style="color: #DD0000">' = ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #DD0000">'Value'</span><span style="color: #007700">] . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>Das oben gezeigte Beispiel erzeugt
eine ähnliche Ausgabe wie:</p></div>
   <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">back_log = 50
basedir = /usr/local/
bdb_cache_size = 8388600
bdb_log_buffer_size = 32768
bdb_home = /var/db/mysql/
bdb_max_lock = 10000
bdb_logdir =
bdb_shared_data = OFF
bdb_tmpdir = /var/tmp/
...</pre>
</div>
   </div>
  </div>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.mysql-stat-seealso">
  <h3 class="title">Siehe auch</h3>
  <ul class="simplelist">
   <li><span class="function"><a href="function.mysql-get-server-info.php" class="function" rel="rdfs-seeAlso">mysql_get_server_info()</a> - Liefert Informationen zum MySQL-Server</span></li>
   <li><span class="function"><a href="function.mysql-list-processes.php" class="function" rel="rdfs-seeAlso">mysql_list_processes()</a> - Zeigt die MySQL-Prozesse an</span></li>
  </ul>
 </div>


</div><?php manual_footer($setup); ?>