From 12a2121c75ee2078bb23f4dfecb87bcf674017f2 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Fri, 24 Sep 2004 18:54:14 +0000
Subject: [PATCH] Fix slightly misleading description of PERFORM syntax.
---
doc/src/sgml/plpgsql.sgml | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/doc/src/sgml/plpgsql.sgml b/doc/src/sgml/plpgsql.sgml
index ff2b4b2a749..3e87f76f5b3 100644
--- a/doc/src/sgml/plpgsql.sgml
+++ b/doc/src/sgml/plpgsql.sgml
@@ -1,5 +1,5 @@
<!--
-$PostgreSQL: pgsql/doc/src/sgml/plpgsql.sgml,v 1.46 2004/08/16 17:52:06 tgl Exp $
+$PostgreSQL: pgsql/doc/src/sgml/plpgsql.sgml,v 1.47 2004/09/24 18:54:14 tgl Exp $
-->
<chapter id="plpgsql">
@@ -1073,10 +1073,12 @@ END;
PERFORM <replaceable>query</replaceable>;
</synopsis>
- This executes <replaceable>query</replaceable>, which must be a
- <command>SELECT</command> statement, and discards the
- result. <application>PL/pgSQL</application> variables are
- substituted in the query as usual. Also, the special variable
+ This executes <replaceable>query</replaceable> and discards the
+ result. Write the <replaceable>query</replaceable> the same
+ way as you would in an SQL <command>SELECT</> command, but replace the
+ initial keyword <command>SELECT</> with <command>PERFORM</command>.
+ <application>PL/pgSQL</application> variables will be
+ substituted into the query as usual. Also, the special variable
<literal>FOUND</literal> is set to true if the query produced at
least one row or false if it produced no rows.
</para>
--
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