Source of: /manual/en/pdo.setattribute.php
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<div id="pdo.setattribute" class="refentry">
<div class="refnamediv">
<h1 class="refname">PDO::setAttribute</h1>
<p class="verinfo">(PHP 5 >= 5.1.0, PECL pdo >= 0.1.0)</p><p class="refpurpose"><span class="refname">PDO::setAttribute</span> — <span class="dc-title">
Set an attribute
</span></p>
</div>
<a name="pdo.setattribute.description"></a><div class="refsect1 description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">bool</span> <span class="methodname"><b>PDO::setAttribute</b></span>
( <span class="methodparam"><span class="type">int</span> <tt class="parameter">$attribute</tt></span>
, <span class="methodparam"><span class="type"><a href="language.pseudo-types.php#language.types.mixed" class="type mixed">mixed</a></span> <tt class="parameter">$value</tt></span>
)</div>
<p class="para rdfs-comment">
Sets an attribute on the database handle. Some of the available generic
attributes are listed below; some drivers may make use of
additional driver specific attributes.
</p><ul class="itemizedlist">
<li class="listitem"><p class="para">
<i>PDO::ATTR_CASE</i>: Force column names to a specific case.
</p><ul class="itemizedlist">
<li class="listitem"><p class="para">
<i>PDO::CASE_LOWER</i>: Force column names to lower case.
</p></li>
<li class="listitem"><p class="para">
<i>PDO::CASE_NATURAL</i>: Leave column names as returned by
the database driver.
</p></li>
<li class="listitem"><p class="para">
<i>PDO::CASE_UPPER</i>: Force column names to upper case.
</p></li>
</ul><p>
</p></li>
<li class="listitem"><p class="para"><i>PDO::ATTR_ERRMODE</i>: Error reporting.
</p><ul class="itemizedlist">
<li class="listitem"><p class="para"><i>PDO::ERRMODE_SILENT</i>:
Just set error codes.</p></li>
<li class="listitem"><p class="para"><i>PDO::ERRMODE_WARNING</i>:
Raise <a href="errorfunc.constants.php#errorfunc.constants.errorlevels.e-warning" class="link">E_WARNING</a>.</p></li>
<li class="listitem"><p class="para"><i>PDO::ERRMODE_EXCEPTION</i>:
Throw <a href="language.exceptions.php" class="link">exceptions</a>.</p></li>
</ul><p>
</p></li>
<li class="listitem"><p class="para"><i>PDO::ATTR_ORACLE_NULLS</i>
(available with all drivers, not just Oracle):
Conversion of NULL and empty strings.
</p><ul class="itemizedlist">
<li class="listitem"><p class="para"><i>PDO::NULL_NATURAL</i>:
No conversion.</p></li>
<li class="listitem"><p class="para"><i>PDO::NULL_EMPTY_STRING</i>:
Empty string is converted to <b><tt class="constant">NULL</tt></b>.</p></li>
<li class="listitem"><p class="para"><i>PDO::NULL_TO_STRING</i>:
NULL is converted to an empty string.</p></li>
</ul><p>
</p></li>
<li class="listitem"><p class="para"><i>PDO::ATTR_STRINGIFY_FETCHES</i>:
Convert numeric values to strings when fetching.
Requires <a href="language.types.boolean.php" class="type bool">bool</a>.
</p></li>
<li class="listitem"><p class="para"><i>PDO::ATTR_STATEMENT_CLASS</i>:
Set user-supplied statement class derived from PDOStatement.
Cannot be used with persistent PDO instances.
Requires <i>array(string classname, array(mixed constructor_args))</i>.
</p></li>
<li class="listitem"><p class="para"><i>PDO::ATTR_AUTOCOMMIT</i>
(available in OCI, Firebird and MySQL):
Whether to autocommit every single statement.
</p></li>
<li class="listitem"><p class="para"><i>PDO::MYSQL_ATTR_USE_BUFFERED_QUERY</i>
(available in MySQL):
Use buffered queries.
</p></li>
</ul><p>
</p>
</div>
<a name="pdo.setattribute.returnvalues"></a><div class="refsect1 returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns <b><tt class="constant">TRUE</tt></b> on success or <b><tt class="constant">FALSE</tt></b> on failure.
</p>
</div>
</div><?php manual_footer(); ?>
