Document (compositeval).* field selection syntax

diff --git a/doc/src/sgml/syntax.sgml b/doc/src/sgml/syntax.sgml
index 008706e26aa9bece191017498b9439a64aed012f..e8e0da96b9577f5600852fe4e339c5fcbd3fdcd1 100644 (file)
--- a/doc/src/sgml/syntax.sgml
+++ b/doc/src/sgml/syntax.sgml
@@ -1448,6 +1448,15 @@ $1.somecolumn
     or that mytable is a table name not a schema name
     in the second case.
    
+
+   
+    In a select list (see ), you
+    can ask for all fields of a composite value by
+    writing .*:
+
+(compositecol).*
+
+