<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Open a persistent connection to an Ingres database</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.ingres-num-rows.html">ingres_num_rows</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.ingres-prepare.html">ingres_prepare</a></div> <div class="up"><a href="ref.ingres.html">Ingres Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.ingres-pconnect" class="refentry"> <div class="refnamediv"> <h1 class="refname">ingres_pconnect</h1> <p class="verinfo">(PHP 4 >= 4.0.2, PHP 5 <= 5.0.5, PECL ingres >= 1.0.0)</p><p class="refpurpose"><span class="refname">ingres_pconnect</span> — <span class="dc-title">Open a persistent connection to an Ingres database</span></p> </div> <div class="refsect1 description" id="refsect1-function.ingres-pconnect-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">resource</span> <span class="methodname"><strong>ingres_pconnect</strong></span> ([ <span class="methodparam"><span class="type">string</span> <code class="parameter">$database</code></span> [, <span class="methodparam"><span class="type">string</span> <code class="parameter">$username</code></span> [, <span class="methodparam"><span class="type">string</span> <code class="parameter">$password</code></span> [, <span class="methodparam"><span class="type">array</span> <code class="parameter">$options</code></span> ]]]] )</div> <p class="para rdfs-comment"> Open a persistent connection to an Ingres database. </p> <p class="para"> There are only two differences between this function and <span class="function"><a href="function.ingres-connect.html" class="function">ingres_connect()</a></span>: First, when connecting, the function will initially try to find a (persistent) link that is already opened with the same parameters. If one is found, an identifier for it will be returned instead of opening a new connection. Second, the connection to the Ingres server will not be closed when the execution of the script ends. Instead, the link will remain open for future use ( <span class="function"><a href="function.ingres-close.html" class="function">ingres_close()</a></span> will not close links established by <span class="function"><strong>ingres_pconnect()</strong></span>). This type of link is therefore called "persistent". </p> </div> <div class="refsect1 parameters" id="refsect1-function.ingres-pconnect-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter">database</code></em></span> <dd> <p class="para"> The database name. Must follow the syntax: </p> <p class="para"> <var class="varname"><var class="varname">[vnode::]dbname[/svr_class]</var></var> </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">username</code></em></span> <dd> <p class="para"> The Ingres user name </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">password</code></em></span> <dd> <p class="para"> The password associated with <em><code class="parameter">username</code></em> </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">options</code></em></span> <dd> <p class="para"> See <span class="function"><a href="function.ingres-connect.html" class="function">ingres_connect()</a></span> for the list of options that can be passed </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-function.ingres-pconnect-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns an Ingres link resource on success or <strong><code>FALSE</code></strong> on failure </p> </div> <div class="refsect1 seealso" id="refsect1-function.ingres-pconnect-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="function"><a href="function.ingres-connect.html" class="function" rel="rdfs-seeAlso">ingres_connect()</a> - Open a connection to an Ingres database</span></li> <li class="member"> <span class="function"><a href="function.ingres-close.html" class="function" rel="rdfs-seeAlso">ingres_close()</a> - Close an Ingres database connection</span></li> </ul> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.ingres-num-rows.html">ingres_num_rows</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.ingres-prepare.html">ingres_prepare</a></div> <div class="up"><a href="ref.ingres.html">Ingres Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>