From: Peter Eisentraut <peter_e@gmx.net>
Date: Thu, 14 Oct 2010 17:07:13 +0000 (+0300)
Subject: Document (compositeval).* field selection syntax
X-Git-Tag: REL9_1_ALPHA2~87
X-Git-Url: http://git.postgresql.org/gitweb/?a=commitdiff_plain;h=80ada4c0dbc877d494f7c8886fdaebda0fbbe0bc;p=postgresql.git

Document (compositeval).* field selection syntax
---

diff --git a/doc/src/sgml/syntax.sgml b/doc/src/sgml/syntax.sgml
index 008706e26aa..e8e0da96b95 100644
--- a/doc/src/sgml/syntax.sgml
+++ b/doc/src/sgml/syntax.sgml
@@ -1448,6 +1448,15 @@ $1.somecolumn
     or that <structname>mytable</> is a table name not a schema name
     in the second case.
    </para>
+
+   <para>
+    In a select list (see <xref linkend="queries-select-lists">), you
+    can ask for all fields of a composite value by
+    writing <literal>.*</literal>:
+<programlisting>
+(compositecol).*
+</programlisting>
+   </para>
   </sect2>
 
   <sect2>