Control Functions</a></span></dt><dt><span class="sect1"><a href="libpq-misc.html">34.12. Miscellaneous Functions</a></span></dt><dt><span class="sect1"><a href="libpq-notice-processing.html">34.13. Notice Processing</a></span></dt><dt><span class="sect1"><a href="libpq-events.html">34.14. Event System</a></span></dt><dd><dl><dt><span class="sect2"><a href="libpq-events.html#LIBPQ-EVENTS-TYPES">34.14.1. Event Types</a></span></dt><dt><span class="sect2"><a href="libpq-events.html#LIBPQ-EVENTS-PROC">34.14.2.