From 17a814ca02e59a148bfbb61850a7b1a6eb0d4566 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Fri, 3 Nov 2006 07:17:36 +0000
Subject: [PATCH] Mention 'void' as the proper return type when there's nothing
to return, per suggestion from Joachim Wieland.
---
doc/src/sgml/ref/create_function.sgml | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/doc/src/sgml/ref/create_function.sgml b/doc/src/sgml/ref/create_function.sgml
index aa313be15a7..4b85072aaee 100644
--- a/doc/src/sgml/ref/create_function.sgml
+++ b/doc/src/sgml/ref/create_function.sgml
@@ -1,5 +1,5 @@
<!--
-$PostgreSQL: pgsql/doc/src/sgml/ref/create_function.sgml,v 1.68 2006/09/16 00:30:17 momjian Exp $
+$PostgreSQL: pgsql/doc/src/sgml/ref/create_function.sgml,v 1.69 2006/11/03 07:17:36 tgl Exp $
-->
<refentry id="SQL-CREATEFUNCTION">
@@ -153,6 +153,8 @@ CREATE [ OR REPLACE ] FUNCTION
or may reference the type of a table column.
Depending on the implementation language it may also be allowed
to specify <quote>pseudotypes</> such as <type>cstring</>.
+ If the function is not supposed to return a value, specify
+ <type>void</> as the return type.
</para>
<para>
When there are <literal>OUT</> or <literal>INOUT</> parameters,
--
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