<!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 MS SQL server connection</title>
</head>
<body><div class="manualnavbar" style="text-align: center;">
<div class="prev" style="text-align: left; float: left;"><a href="function.mssql-close.html">mssql_close</a></div>
<div class="next" style="text-align: right; float: right;"><a href="function.mssql-data-seek.html">mssql_data_seek</a></div>
<div class="up"><a href="ref.mssql.html">Mssql Functions</a></div>
<div class="home"><a href="index.html">PHP Manual</a></div>
</div><hr /><div id="function.mssql-connect" class="refentry">
<div class="refnamediv">
<h1 class="refname">mssql_connect</h1>
<p class="verinfo">(PHP 4, PHP 5, PECL odbtp >= 1.1.1)</p><p class="refpurpose"><span class="refname">mssql_connect</span> — <span class="dc-title">Open MS SQL server connection</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.mssql-connect-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">resource</span> <span class="methodname"><strong>mssql_connect</strong></span>
([ <span class="methodparam"><span class="type">string</span> <code class="parameter">$servername</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$username</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$password</code></span>
[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$new_link</code><span class="initializer"> = false</span></span>
]]]] )</div>
<p class="para rdfs-comment">
<span class="function"><strong>mssql_connect()</strong></span> establishes a connection to a
MS SQL server.
</p>
<p class="para">
The link to the server will be closed as soon as the execution of
the script ends, unless it's closed earlier by explicitly calling
<span class="function"><a href="function.mssql-close.html" class="function">mssql_close()</a></span>.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.mssql-connect-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">servername</code></em></span>
<dd>
<p class="para">
The MS SQL server. It can also include a port number, e.g.
<em>hostname:port</em> (Linux), or
<em>hostname,port</em> (Windows).
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">username</code></em></span>
<dd>
<p class="para">
The username.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">password</code></em></span>
<dd>
<p class="para">
The password.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">new_link</code></em></span>
<dd>
<p class="para">
If a second call is made to <span class="function"><strong>mssql_connect()</strong></span> with the
same arguments, no new link will be established, but instead, the link
identifier of the already opened link will be returned. This parameter
modifies this behavior and makes <span class="function"><strong>mssql_connect()</strong></span>
always open a new link, even if <span class="function"><strong>mssql_connect()</strong></span> was
called before with the same parameters.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.mssql-connect-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns a MS SQL link identifier on success, or <strong><code>FALSE</code></strong> on error.
</p>
</div>
<div class="refsect1 changelog" id="refsect1-function.mssql-connect-changelog">
<h3 class="title">Changelog</h3>
<p class="para">
<table class="doctable informaltable">
<thead>
<tr>
<th>Version</th>
<th>Description</th>
</tr>
</thead>
<tbody class="tbody">
<tr>
<td>4.4.1 and 5.1.0</td>
<td>
The <em><code class="parameter">new_link</code></em> parameter was added
</td>
</tr>
</tbody>
</table>
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.mssql-connect-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-1524">
<p><strong>Example #1 <span class="function"><strong>mssql_connect()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">// Server in the this format: <computer>\<instance name> or <br />// <server>,<port> when using a non default port number<br /></span><span style="color: #0000BB">$server </span><span style="color: #007700">= </span><span style="color: #DD0000">'KALLESPC\SQLEXPRESS'</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// Connect to MSSQL<br /></span><span style="color: #0000BB">$link </span><span style="color: #007700">= </span><span style="color: #0000BB">mssql_connect</span><span style="color: #007700">(</span><span style="color: #0000BB">$server</span><span style="color: #007700">, </span><span style="color: #DD0000">'sa'</span><span style="color: #007700">, </span><span style="color: #DD0000">'phpfi'</span><span style="color: #007700">);<br /><br />if (!</span><span style="color: #0000BB">$link</span><span style="color: #007700">) {<br /> die(</span><span style="color: #DD0000">'Something went wrong while connecting to MSSQL'</span><span style="color: #007700">);<br />}<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.mssql-connect-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><a href="function.mssql-close.html" class="function" rel="rdfs-seeAlso">mssql_close()</a> - Close MS SQL Server connection</span></li>
<li class="member"> <span class="function"><a href="function.mssql-pconnect.html" class="function" rel="rdfs-seeAlso">mssql_pconnect()</a> - Open persistent MS SQL 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.mssql-close.html">mssql_close</a></div>
<div class="next" style="text-align: right; float: right;"><a href="function.mssql-data-seek.html">mssql_data_seek</a></div>
<div class="up"><a href="ref.mssql.html">Mssql Functions</a></div>
<div class="home"><a href="index.html">PHP Manual</a></div>
</div></body></html>
