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<!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>Closes a persistent database connection</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.db2-pclose" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">db2_pclose</h1>
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<p class="verinfo">(PECL ibm_db2 >= 1.8.0)</p><p class="refpurpose"><span class="refname">db2_pclose</span> — <span class="dc-title">Closes a persistent database connection</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.db2-pclose-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>db2_pclose</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$resource</code></span>
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) : <span class="type">bool</span></div>
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<p class="para rdfs-comment">
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This function closes a DB2 client connection created with
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<span class="function"><a href="db2_pconnect.html" class="function">db2_pconnect()</a></span> and returns the corresponding resources
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to the database server.
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<blockquote class="note"><p><strong class="note">Note</strong>:
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<p class="para">
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This function is only available on i5/OS in response to i5/OS system
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administration requests.
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</p>
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</p></blockquote>
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</p>
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<p class="para">
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If you have a persistent DB2 client connection created with
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<span class="function"><a href="db2_pconnect.html" class="function">db2_pconnect()</a></span>, you may use this function to close the
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connection. To avoid substantial connection performance penalties, this
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function should only be used in rare cases when the persistent connection
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has become unresponsive or the persistent connection will not be needed for
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a long period of time.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.db2-pclose-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">connection</code></dt>
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<dd>
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<p class="para">
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Specifies an active DB2 client connection.
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.db2-pclose-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.db2-pclose-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-1267">
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<p><strong>Example #1 Closing a persistent connection</strong></p>
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<div class="example-contents"><p>
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The following example demonstrates a successful attempt to close a
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connection to an IBM DB2 i5/OS database.
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</p></div>
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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 />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">db2_pconnect</span><span style="color: #007700">(</span><span style="color: #DD0000">''</span><span style="color: #007700">, </span><span style="color: #DD0000">''</span><span style="color: #007700">, </span><span style="color: #DD0000">''</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$rc </span><span style="color: #007700">= </span><span style="color: #0000BB">db2_pclose</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br />if (</span><span style="color: #0000BB">$rc</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"Connection was successfully closed."</span><span style="color: #007700">;<br />}<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 class="example-contents"><p>以上例程会输出：</p></div>
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<div class="example-contents screen">
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<div class="cdata"><pre>
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Connection was successfully closed.
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.db2-pclose-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="db2_close.html" class="function" rel="rdfs-seeAlso">db2_close()</a> - Closes a database connection</span></li>
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<li class="member"><span class="function"><a href="db2_pconnect.html" class="function" rel="rdfs-seeAlso">db2_pconnect()</a> - Returns a persistent connection to a database</span></li>
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</ul>
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</p>
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</div>
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<!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>Closes a persistent database connection</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.db2-pclose" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">db2_pclose</h1>
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<p class="verinfo">(PECL ibm_db2 >= 1.8.0)</p><p class="refpurpose"><span class="refname">db2_pclose</span> — <span class="dc-title">Closes a persistent database connection</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.db2-pclose-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>db2_pclose</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$resource</code></span>
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) : <span class="type">bool</span></div>
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<p class="para rdfs-comment">
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This function closes a DB2 client connection created with
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<span class="function"><a href="db2_pconnect.html" class="function">db2_pconnect()</a></span> and returns the corresponding resources
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to the database server.
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<blockquote class="note"><p><strong class="note">Note</strong>:
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<p class="para">
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This function is only available on i5/OS in response to i5/OS system
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administration requests.
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</p>
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</p></blockquote>
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</p>
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<p class="para">
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If you have a persistent DB2 client connection created with
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<span class="function"><a href="db2_pconnect.html" class="function">db2_pconnect()</a></span>, you may use this function to close the
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connection. To avoid substantial connection performance penalties, this
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function should only be used in rare cases when the persistent connection
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has become unresponsive or the persistent connection will not be needed for
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a long period of time.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.db2-pclose-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">connection</code></dt>
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<dd>
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<p class="para">
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Specifies an active DB2 client connection.
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.db2-pclose-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.db2-pclose-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-1267">
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<p><strong>Example #1 Closing a persistent connection</strong></p>
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<div class="example-contents"><p>
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The following example demonstrates a successful attempt to close a
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connection to an IBM DB2 i5/OS database.
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</p></div>
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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 />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">db2_pconnect</span><span style="color: #007700">(</span><span style="color: #DD0000">''</span><span style="color: #007700">, </span><span style="color: #DD0000">''</span><span style="color: #007700">, </span><span style="color: #DD0000">''</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$rc </span><span style="color: #007700">= </span><span style="color: #0000BB">db2_pclose</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br />if (</span><span style="color: #0000BB">$rc</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"Connection was successfully closed."</span><span style="color: #007700">;<br />}<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 class="example-contents"><p>以上例程会输出：</p></div>
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<div class="example-contents screen">
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<div class="cdata"><pre>
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Connection was successfully closed.
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.db2-pclose-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="db2_close.html" class="function" rel="rdfs-seeAlso">db2_close()</a> - Closes a database connection</span></li>
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<li class="member"><span class="function"><a href="db2_pconnect.html" class="function" rel="rdfs-seeAlso">db2_pconnect()</a> - Returns a persistent connection to a database</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html>
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