Sophie: php-manual-zh-5.2.4-1mdv2008.1 noarch

php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<HTML
><HEAD
><TITLE
>mysql_stat</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
REL="HOME"
TITLE="PHP 手册"
HREF="index.html"><LINK
REL="UP"
TITLE="MySQL 函数"
HREF="ref.mysql.html"><LINK
REL="PREVIOUS"
TITLE="mysql_select_db"
HREF="function.mysql-select-db.html"><LINK
REL="NEXT"
TITLE="mysql_tablename"
HREF="function.mysql-tablename.html"><META
HTTP-EQUIV="Content-type"
CONTENT="text/html; charset=UTF-8"></HEAD
><BODY
CLASS="refentry"
BGCOLOR="#FFFFFF"
TEXT="#000000"
LINK="#0000FF"
VLINK="#840084"
ALINK="#0000FF"
><DIV
CLASS="NAVHEADER"
><TABLE
SUMMARY="Header navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TH
COLSPAN="3"
ALIGN="center"
>PHP 手册</TH
></TR
><TR
><TD
WIDTH="10%"
ALIGN="left"
VALIGN="bottom"
><A
HREF="function.mysql-select-db.html"
ACCESSKEY="P"
>上一页</A
></TD
><TD
WIDTH="80%"
ALIGN="center"
VALIGN="bottom"
></TD
><TD
WIDTH="10%"
ALIGN="right"
VALIGN="bottom"
><A
HREF="function.mysql-tablename.html"
ACCESSKEY="N"
>下一页</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><H1
><A
NAME="function.mysql-stat"
></A
>mysql_stat</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN136415"
></A
><P
>    (PHP 4 &#62;= 4.3.0, PHP 5)</P
>mysql_stat&nbsp;--&nbsp;取得当前系统状态</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN136418"
></A
><H2
>说明</H2
>string <B
CLASS="methodname"
>mysql_stat</B
> ( [resource link_identifier] )<BR
></BR
><P
>&#13;     <B
CLASS="function"
>mysql_stat()</B
> 返回当前服务器状态。
    </P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>注意: </B
>
      <B
CLASS="function"
>mysql_stat()</B
>
      目前只返回
      uptime，threads，queries，open tables，flush tables 和 queries per
      second。要得到其它状态变量的完整列表，只能使用 SQL 命令
      SHOW STATUS。
     </P
></BLOCKQUOTE
></DIV
><P
>&#13;     <TABLE
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN136432"
></A
><P
><B
>例 1. <B
CLASS="function"
>mysql_stat()</B
> 例子</B
></P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$link </font><font color="#007700">= </font><font color="#0000BB">mysql_connect</font><font color="#007700">(</font><font color="#DD0000">'localhost'</font><font color="#007700">, </font><font color="#DD0000">"mysql_user"</font><font color="#007700">, </font><font color="#DD0000">"mysql_password"</font><font color="#007700">);<br /></font><font color="#0000BB">$status </font><font color="#007700">= </font><font color="#0000BB">explode</font><font color="#007700">(</font><font color="#DD0000">'&nbsp;&nbsp;'</font><font color="#007700">, </font><font color="#0000BB">mysql_stat</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">));<br /></font><font color="#0000BB">print_r</font><font color="#007700">(</font><font color="#0000BB">$status</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
></TABLE
><P
>&#13;       以上例子将产生如下输出：
      </P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><PRE
CLASS="screen"
>Array
(
    [0] =&#62; Uptime: 5380
    [1] =&#62; Threads: 2
    [2] =&#62; Questions: 1321299
    [3] =&#62; Slow queries: 0
    [4] =&#62; Opens: 26
    [5] =&#62; Flush tables: 1
    [6] =&#62; Open tables: 17
    [7] =&#62; Queries per second avg: 245.595
)</PRE
></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
>
    </P
></DIV
><DIV
CLASS="NAVFOOTER"
><HR
ALIGN="LEFT"
WIDTH="100%"><TABLE
SUMMARY="Footer navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><A
HREF="function.mysql-select-db.html"
ACCESSKEY="P"
>上一页</A
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="index.html"
ACCESSKEY="H"
>起始页</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="function.mysql-tablename.html"
ACCESSKEY="N"
>下一页</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>mysql_select_db</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="ref.mysql.html"
ACCESSKEY="U"
>上一级</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>mysql_tablename</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>