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63 lines
2.1 KiB
HTML
63 lines
2.1 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>正在进行尝试轮询 PostgreSQL 链接状态。</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.pg-connect-poll" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">pg_connect_poll</h1>
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<p class="verinfo">(PHP 5 >= 5.6.0, PHP 7)</p><p class="refpurpose"><span class="refname">pg_connect_poll</span> — <span class="dc-title">
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正在进行尝试轮询 PostgreSQL 链接状态。
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</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.pg-connect-poll-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>pg_connect_poll</strong></span>
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([ <span class="methodparam"><span class="type">resource</span> <code class="parameter">$connection</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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<span class="function"><strong>pg_connect_poll()</strong></span> 轮询使用 <span class="function"><a href="pg_connect.html" class="function">pg_connect()</a></span> 创建的 PostgreSQL 链接状态，根据
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<strong><code>PGSQL_CONNECT_ASYNC</code></strong> 选项
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.pg-connect-poll-parameters">
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<h3 class="title">参数</h3>
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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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PostgreSQL 数据库链接资源
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</p>
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</dd>
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</dl>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.pg-connect-poll-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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返回常量 <strong><code>PGSQL_POLLING_FAILED</code></strong>,
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<strong><code>PGSQL_POLLING_READING</code></strong>,
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<strong><code>PGSQL_POLLING_WRITING</code></strong>,
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<strong><code>PGSQL_POLLING_OK</code></strong>, 或者
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<strong><code>PGSQL_POLLING_ACTIVE</code></strong>.
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</p>
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</div>
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</div></div></div></body></html> |