-<!-- $PostgreSQL: pgsql/doc/src/sgml/extend.sgml,v 1.43 2010/06/03 14:39:58 momjian Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/extend.sgml,v 1.44 2010/06/03 14:41:25 momjian Exp $ -->
<chapter id="extend">
<title>Extending <acronym>SQL</acronym></title>
most backend memory is allocated using <function>palloc()</>, so use
<function>pfree()</> to free it, i.e. using C++
<function>delete()</> in such cases will fail.
+ </para>
</listitem>
<listitem>
<para>