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91 lines
3.3 KiB
HTML
91 lines
3.3 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>Get a write lock on a tuple</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.dbplus-getlock" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">dbplus_getlock</h1>
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<p class="verinfo">(PHP 4 <= 4.1.0, PECL dbplus >= 0.9)</p><p class="refpurpose"><span class="refname">dbplus_getlock</span> — <span class="dc-title">Get a write lock on a tuple</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.dbplus-getlock-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>dbplus_getlock</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$relation</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$tuple</code></span>
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) : <span class="type">int</span></div>
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<p class="para rdfs-comment">
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Requests a write lock on the specified <code class="parameter">tuple</code>.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.dbplus-getlock-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">relation</code></dt>
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<dd>
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<p class="para">
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A relation opened by <span class="function"><a href="dbplus_open.html" class="function">dbplus_open()</a></span>.
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</p>
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</dd>
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<dt>
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<code class="parameter">tuple</code></dt>
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<dd>
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<p class="para">
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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.dbplus-getlock-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns zero on success or a non-zero error code, especially
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<strong><code>DBPLUS_ERR_WLOCKED</code></strong> on failure.
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</p>
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</div>
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<div class="refsect1 notes" id="refsect1-function.dbplus-getlock-notes">
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<h3 class="title">注释</h3>
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<div class="warning"><strong class="warning">Warning</strong><p class="simpara">此函数是<em class="emphasis">实验性</em>的。此函数的表象，包括名称及其相关文档都可能在未来的
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PHP 发布版本中未通知就被修改。使用本函数风险自担 。</p></div>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.dbplus-getlock-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="dbplus_freelock.html" class="function" rel="rdfs-seeAlso">dbplus_freelock()</a> - Release write lock on tuple</span></li>
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<li class="member"><span class="function"><a href="dbplus_freerlocks.html" class="function" rel="rdfs-seeAlso">dbplus_freerlocks()</a> - Free all tuple locks on given relation</span></li>
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<li class="member"><span class="function"><a href="dbplus_freealllocks.html" class="function" rel="rdfs-seeAlso">dbplus_freealllocks()</a> - Free all locks held by this client</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> |