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66 lines
4.4 KiB
HTML
66 lines
4.4 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Performs debugging operations</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.maxdb-debug" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">maxdb_debug</h1>
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<p class="verinfo">(PECL maxdb >= 1.0)</p><p class="refpurpose"><span class="refname">maxdb_debug</span> — <span class="dc-title">Performs debugging operations</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.maxdb-debug-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>maxdb_debug</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$debug</code></span>
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) : <span class="type"><span class="type void">void</span></span></div>
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<p class="para rdfs-comment">
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The <span class="function"><strong>maxdb_debug()</strong></span> can be used to trace the SQLDBC communication. The following
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strings can be used as a parameter to <span class="function"><strong>maxdb_debug()</strong></span>:
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</p>
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<ul class="simplelist">
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<li class="member">TRACE SHORT ON|OFF - Enables/disables method call trace.</li>
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<li class="member">TRACE LONG ON|OFF - Enables/disables method argument and detail debug trace.</li>
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<li class="member">TRACE PACKET ON|OFF|<size> - Enables/disables packet trace, limiting the size of the
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traced object to the specified number of bytes, or 1000 if no size is specified.</li>
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<li class="member">TRACE SQL ON|OFF - Enables/disables high level api trace.</li>
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<li class="member">TRACE TIMESTAMP ON|OFF - Enables/disables a timestamp prefix on each line that is
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traced.</li>
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<li class="member">TRACE SIZE <size> - Limits the size of the trace file to <size> bytes,
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at least 8192 bytes are required.</li>
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</ul>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.maxdb-debug-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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<span class="function"><strong>maxdb_debug()</strong></span> doesn't return any value.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.maxdb-debug-examples">
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<h3 class="title">范例</h3>
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<div class="example" id="example-1338">
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<p><strong>Example #1 过程化风格</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br /><br />maxdb_debug</span><span style="color: #007700">(</span><span style="color: #DD0000">"trace packet 200"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$link </span><span style="color: #007700">= </span><span style="color: #0000BB">maxdb_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"MONA"</span><span style="color: #007700">, </span><span style="color: #DD0000">"RED"</span><span style="color: #007700">, </span><span style="color: #DD0000">"DEMODB"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* check connection */<br /></span><span style="color: #007700">if (!</span><span style="color: #0000BB">$link</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Connect failed: %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">maxdb_connect_error</span><span style="color: #007700">());<br /> exit();<br />}<br /><br /></span><span style="color: #FF8000">/* close connection */<br /></span><span style="color: #0000BB">maxdb_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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<p class="para">
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The above example produces no output.
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</p>
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</div>
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</div></div></div></body></html> |