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<title>Sets the callback functions for a user-defined procedural storage handler</title>
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<h1 class="refname">mysqlnd_qc_set_user_handlers</h1>
<p class="verinfo">(PECL mysqlnd_qc >= 1.0.0)</p><p class="refpurpose"><span class="refname">mysqlnd_qc_set_user_handlers</span> — <span class="dc-title">Sets the callback functions for a user-defined procedural storage handler</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.mysqlnd-qc-set-user-handlers-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">bool</span>
<span class="methodname"><strong>mysqlnd_qc_set_user_handlers</strong></span>
( <span class="methodparam">
<span class="type">string</span>
<code class="parameter">$get_hash</code>
</span>
, <span class="methodparam">
<span class="type">string</span>
<code class="parameter">$find_query_in_cache</code>
</span>
, <span class="methodparam">
<span class="type">string</span>
<code class="parameter">$return_to_cache</code>
</span>
, <span class="methodparam">
<span class="type">string</span>
<code class="parameter">$add_query_to_cache_if_not_exists</code>
</span>
, <span class="methodparam">
<span class="type">string</span>
<code class="parameter">$query_is_select</code>
</span>
, <span class="methodparam">
<span class="type">string</span>
<code class="parameter">$update_query_run_time_stats</code>
</span>
, <span class="methodparam">
<span class="type">string</span>
<code class="parameter">$get_stats</code>
</span>
, <span class="methodparam">
<span class="type">string</span>
<code class="parameter">$clear_cache</code>
</span>
)</div>
<p class="para rdfs-comment">
Sets the callback functions for a user-defined procedural storage handler.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.mysqlnd-qc-set-user-handlers-parameters">
<h3 class="title">Parameters</h3>
<dl>
<dt>
<span class="term">
<em><code class="parameter">get_hash</code></em>
</span>
<dd>
<p class="para">
Name of the user function implementing the storage handler
<em>get_hash</em> functionality.
</p>
</dd>
</dt>
<dt>
<span class="term">
<em><code class="parameter">find_query_in_cache</code></em>
</span>
<dd>
<p class="para">
Name of the user function implementing the storage handler
<em>find_in_cache</em> functionality.
</p>
</dd>
</dt>
<dt>
<span class="term">
<em><code class="parameter">return_to_cache</code></em>
</span>
<dd>
<p class="para">
Name of the user function implementing the storage handler
<em>return_to_cache</em> functionality.
</p>
</dd>
</dt>
<dt>
<span class="term">
<em><code class="parameter">add_query_to_cache_if_not_exists</code></em>
</span>
<dd>
<p class="para">
Name of the user function implementing the storage handler
<em>add_query_to_cache_if_not_exists</em> functionality.
</p>
</dd>
</dt>
<dt>
<span class="term">
<em><code class="parameter">query_is_select</code></em>
</span>
<dd>
<p class="para">
Name of the user function implementing the storage handler
<em>query_is_select</em> functionality.
</p>
</dd>
</dt>
<dt>
<span class="term">
<em><code class="parameter">update_query_run_time_stats</code></em>
</span>
<dd>
<p class="para">
Name of the user function implementing the storage handler
<em>update_query_run_time_stats</em> functionality.
</p>
</dd>
</dt>
<dt>
<span class="term">
<em><code class="parameter">get_stats</code></em>
</span>
<dd>
<p class="para">
Name of the user function implementing the storage handler
<em>get_stats</em> functionality.
</p>
</dd>
</dt>
<dt>
<span class="term">
<em><code class="parameter">clear_cache</code></em>
</span>
<dd>
<p class="para">
Name of the user function implementing the storage handler
<em>clear_cache</em> functionality.
</p>
</dd>
</dt>
</dl>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.mysqlnd-qc-set-user-handlers-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns TRUE on success or FALSE on FAILURE.
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.mysqlnd-qc-set-user-handlers-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member">
<a href="mysqlnd-qc.set-user-handlers.html" class="link">Procedural user-defined storage handler example</a>
</li>
</ul>
</p>
</div>
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