Document that TRUNCATE ignores user-defined ON DELETE triggers.

doc/src/sgml/ref/truncate.sgml

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+$Header: /cvsroot/pgsql/doc/src/sgml/ref/truncate.sgml,v 1.15 2003/09/19 21:06:39 tgl Exp $
 PostgreSQL documentation
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@@ -58,6 +58,11 @@ TRUNCATE [ TABLE ] <replaceable class="PARAMETER">name</replaceable>
    to the table from other tables.  Checking validity in such cases would
    require table scans, and the whole point is not to do one.
   </para>
+
+  <para>
+   <command>TRUNCATE</> will not run any user-defined ON DELETE triggers
+   that might exist for the table.
+  </para>
  </refsect1>
 
  <refsect1>