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<title>Runtime Configuration</title>
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<h2 class="title">Runtime Configuration</h2>
<p class="simpara">
The behaviour of these functions is affected by settings in <var class="filename">php.ini</var>.
</p>
<p class="para">
<table class="doctable table">
<caption><strong>PostgreSQL configuration options</strong></caption>
<thead>
<tr>
<th>Name</th>
<th>Default</th>
<th>Changeable</th>
<th>Changelog</th>
</tr>
</thead>
<tbody class="tbody">
<tr>
<td><a href="pgsql.configuration.html#ini.pgsql.allow-persistent" class="link">pgsql.allow_persistent</a></td>
<td>"1"</td>
<td>PHP_INI_SYSTEM</td>
<td class="empty"> </td>
</tr>
<tr>
<td><a href="pgsql.configuration.html#ini.pgsql.max-persistent" class="link">pgsql.max_persistent</a></td>
<td>"-1"</td>
<td>PHP_INI_SYSTEM</td>
<td class="empty"> </td>
</tr>
<tr>
<td><a href="pgsql.configuration.html#ini.pgsql.max-links" class="link">pgsql.max_links</a></td>
<td>"-1"</td>
<td>PHP_INI_SYSTEM</td>
<td class="empty"> </td>
</tr>
<tr>
<td><a href="pgsql.configuration.html#ini.pgsql.auto-reset-persistent" class="link">pgsql.auto_reset_persistent</a></td>
<td>"0"</td>
<td>PHP_INI_SYSTEM</td>
<td>Available since PHP 4.2.0.</td>
</tr>
<tr>
<td><a href="pgsql.configuration.html#ini.pgsql.ignore-notice" class="link">pgsql.ignore_notice</a></td>
<td>"0"</td>
<td>PHP_INI_ALL</td>
<td>Available since PHP 4.3.0.</td>
</tr>
<tr>
<td><a href="pgsql.configuration.html#ini.pgsql.log-notice" class="link">pgsql.log_notice</a></td>
<td>"0"</td>
<td>PHP_INI_ALL</td>
<td>Available since PHP 4.3.0.</td>
</tr>
</tbody>
</table>
For further details and definitions of the
PHP_INI_* modes, see the <a href="configuration.changes.modes.html" class="xref">Where a configuration setting may be set</a>.
</p>
<p class="para">Here's a short explanation of
the configuration directives.</p>
<p class="para">
<dl>
<dt id="ini.pgsql.allow-persistent">
<span class="term">
<em><code class="parameter">pgsql.allow_persistent</code></em>
<span class="type"><a href="language.types.boolean.html" class="type boolean">boolean</a></span>
</span>
<dd>
<p class="para">
Whether to allow persistent Postgres connections.
</p>
</dd>
</dt>
<dt id="ini.pgsql.max-persistent">
<span class="term">
<em><code class="parameter">pgsql.max_persistent</code></em>
<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>
</span>
<dd>
<p class="para">
The maximum number of persistent Postgres connections per
process.
</p>
</dd>
</dt>
<dt id="ini.pgsql.max-links">
<span class="term">
<em><code class="parameter">pgsql.max_links</code></em>
<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>
</span>
<dd>
<p class="para">
The maximum number of Postgres connections per process,
including persistent connections.
</p>
</dd>
</dt>
<dt id="ini.pgsql.auto-reset-persistent">
<span class="term">
<em><code class="parameter">pgsql.auto_reset_persistent</code></em>
<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>
</span>
<dd>
<p class="para">
Detect broken persistent links with <span class="function"><a href="function.pg-pconnect.html" class="function">pg_pconnect()</a></span>.
Needs a little overhead.
</p>
</dd>
</dt>
<dt id="ini.pgsql.ignore-notice">
<span class="term">
<em><code class="parameter">pgsql.ignore_notice</code></em>
<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>
</span>
<dd>
<p class="para">
Whether or not to ignore PostgreSQL backend notices.
</p>
</dd>
</dt>
<dt id="ini.pgsql.log-notice">
<span class="term">
<em><code class="parameter">pgsql.log_notice</code></em>
<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>
</span>
<dd>
<p class="para">
Whether or not to log PostgreSQL backends notice messages. The PHP
directive <a href="pgsql.configuration.html#ini.pgsql.ignore-notice" class="link">
pgsql.ignore_notice</a> must be off in order to log notice
messages.
</p>
</dd>
</dt>
</dl>
</p>
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