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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>40.3. Writing Event Trigger Functions in C</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="pgsql-docs@lists.postgresql.org" /><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><link rel="prev" href="event-trigger-matrix.html" title="40.2. Event Trigger Firing Matrix" /><link rel="next" href="event-trigger-example.html" title="40.4. A Complete Event Trigger Example" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">40.3. Writing Event Trigger Functions in C</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="event-trigger-matrix.html" title="40.2. Event Trigger Firing Matrix">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="event-triggers.html" title="Chapter 40. Event Triggers">Up</a></td><th width="60%" align="center">Chapter 40. Event Triggers</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 16.2 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="event-trigger-example.html" title="40.4. A Complete Event Trigger Example">Next</a></td></tr></table><hr /></div><div class="sect1" id="EVENT-TRIGGER-INTERFACE"><div class="titlepage"><div><div><h2 class="title" style="clear: both">40.3. Writing Event Trigger Functions in C <a href="#EVENT-TRIGGER-INTERFACE" class="id_link">#</a></h2></div></div></div><a id="id-1.8.5.7.2" class="indexterm"></a><p>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>40.3. Writing Event Trigger Functions in C</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="pgsql-docs@lists.postgresql.org" /><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><link rel="prev" href="event-trigger-matrix.html" title="40.2. Event Trigger Firing Matrix" /><link rel="next" href="event-trigger-example.html" title="40.4. A Complete Event Trigger Example" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">40.3. Writing Event Trigger Functions in C</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="event-trigger-matrix.html" title="40.2. Event Trigger Firing Matrix">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="event-triggers.html" title="Chapter 40. Event Triggers">Up</a></td><th width="60%" align="center">Chapter 40. Event Triggers</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 16.3 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="event-trigger-example.html" title="40.4. A Complete Event Trigger Example">Next</a></td></tr></table><hr /></div><div class="sect1" id="EVENT-TRIGGER-INTERFACE"><div class="titlepage"><div><div><h2 class="title" style="clear: both">40.3. Writing Event Trigger Functions in C <a href="#EVENT-TRIGGER-INTERFACE" class="id_link">#</a></h2></div></div></div><a id="id-1.8.5.7.2" class="indexterm"></a><p>
This section describes the low-level details of the interface to an
event trigger function. This information is only needed when writing
event trigger functions in C. If you are using a higher-level language
@@ -65,4 +65,4 @@ typedef struct EventTriggerData
An event trigger function must return a <code class="symbol">NULL</code> pointer
(<span class="emphasis"><em>not</em></span> an SQL null value, that is, do not
set <em class="parameter"><code>isNull</code></em> true).
- </p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="event-trigger-matrix.html" title="40.2. Event Trigger Firing Matrix">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="event-triggers.html" title="Chapter 40. Event Triggers">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="event-trigger-example.html" title="40.4. A Complete Event Trigger Example">Next</a></td></tr><tr><td width="40%" align="left" valign="top">40.2. Event Trigger Firing Matrix </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 16.2 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 40.4. A Complete Event Trigger Example</td></tr></table></div></body></html> \ No newline at end of file
+ </p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="event-trigger-matrix.html" title="40.2. Event Trigger Firing Matrix">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="event-triggers.html" title="Chapter 40. Event Triggers">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="event-trigger-example.html" title="40.4. A Complete Event Trigger Example">Next</a></td></tr><tr><td width="40%" align="left" valign="top">40.2. Event Trigger Firing Matrix </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 16.3 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 40.4. A Complete Event Trigger Example</td></tr></table></div></body></html> \ No newline at end of file