MYSQL Statistics <p>I write a class to check some statistics and I don't know what mean the terms and If they are bad </p> <blockquote> <pre><code>$array = explode(" ", mysql_stat()); foreach ($array as $value){ echo $value . "&lt;br /&gt;"; } </code></pre> </blockquote> <p>and output:</p> <pre><code>Uptime: 4520 Threads: 3 Questions: 295957 Slow queries: 0 Opens: 905 Flush tables: 1 Open tables: 32 Queries per second avg: 65.477 </code></pre> <p>is something wrong ? </p> <p>PS: <strong>any way to find out unclosed mysql connections ??</strong></p> <p>Thanks!</p>