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<h1 class="refname">PDO_IBM DSN</h1>
<p class="verinfo">(PECL PDO_IBM >= 0.9.0)</p><p class="refpurpose"><span class="refname">PDO_IBM DSN</span> — <span class="dc-title">Connecting to IBM databases</span></p>
</div>
<div class="refsect1 description" id="refsect1-ref.pdo-ibm.connection-description">
<h3 class="title">Description</h3>
<p class="para">
The PDO_IBM Data Source Name (DSN) is based on the IBM CLI DSN. The major
components of the PDO_IBM DSN are:
<dl>
<dt>
<span class="term">DSN prefix</span>
<dd>
<p class="para">
The DSN prefix is <strong class="userinput"><code>ibm:</code></strong>.
</p>
</dd>
</dt>
<dt>
<span class="term">DSN</span>
<dd>
<p class="para">
The DSN can be any of the following:
<ul class="itemizedlist">
<li class="listitem">
<p class="para">
a) Data source setup using <var class="filename">db2cli.ini</var>
or <var class="filename">odbc.ini</var>
</p>
</li>
<li class="listitem">
<p class="para">
b) Catalogued database name i.e. database alias in the DB2 client
catalog
</p>
</li>
<li class="listitem">
<p class="para">
c) Complete connection string in the following format:
<code class="code">DRIVER={IBM DB2 ODBC DRIVER};DATABASE=<em><code class="parameter">database</code></em>;HOSTNAME=<em><code class="parameter">hostname</code></em>;PORT=<em><code class="parameter">port</code></em>;PROTOCOL=TCPIP;UID=<em><code class="parameter">username</code></em>;PWD=<em><code class="parameter">password</code></em>;</code>
where the parameters represent the following values:
<dl>
<dt>
<span class="term"><em><code class="parameter">database</code></em></span>
<dd>
<p class="para">
The name of the database.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">hostname</code></em></span>
<dd>
<p class="para">
The hostname or IP address of the database server.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">port</code></em></span>
<dd>
<p class="para">
The TCP/IP port on which the database is listening for
requests.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">username</code></em></span>
<dd>
<p class="para">
The username with which you are connecting to the
database.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">password</code></em></span>
<dd>
<p class="para">
The password with which you are connecting to the database.
</p>
</dd>
</dt>
</dl>
</p>
</li>
</ul>
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 examples" id="refsect1-ref.pdo-ibm.connection-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-973">
<p><strong>Example #1 PDO_IBM DSN example using <var class="filename">db2cli.ini</var></strong></p>
<div class="example-contents"><p>
The following example shows a PDO_IBM DSN for connecting to an DB2
database cataloged as DB2_9 in <var class="filename">db2cli.ini</var>:
<div class="example-contents"><div class="cdata"><pre>
$db = new PDO("ibm:DSN=DB2_9", "", "");
[DB2_9]
Database=testdb
Protocol=tcpip
Hostname=11.22.33.444
Servicename=56789
</pre></div></div>
</p></div>
</div>
<div class="example" id="example-974">
<p><strong>Example #2 PDO_IBM DSN example using a connection string</strong></p>
<div class="example-contents"><p>
The following example shows a PDO_IBM DSN for connecting to an DB2
database named <strong class="userinput"><code>testdb</code></strong> using the DB2 CLI
connection string syntax.
<div class="example-contents"><div class="cdata"><pre>
$db = new PDO("ibm:DRIVER={IBM DB2 ODBC DRIVER};DATABASE=testdb;" .
"HOSTNAME=11.22.33.444;PORT=56789;PROTOCOL=TCPIP;", "testuser", "tespass");
</pre></div>
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