--- a/pgsql-smtpd_sender_login_maps.cf	Mon Aug 10 03:29:52 2009 +0000
+++ b/pgsql-smtpd_sender_login_maps.cf	Wed Aug 12 01:53:47 2009 +0000
@@ -1,5 +1,7 @@
-# The hosts that Postfix will try to connect to
-hosts = host1.some.domain host2.some.domain
+# All parameters are described in pgsql_table(5) / PGSQL PARAMETERS
+#
+# The hosts that Postfix will try to connect to and query from.
+hosts = localhost
 
 # The user name and password to log into the pgsql server.
 user = postfix
@@ -8,5 +10,9 @@
 # The database name on the servers.
 dbname = mailsys
 
-# Postfix 2.2 and later The SQL query template. See pgsql_table(5).
-query = SELECT login FROM postfix_smtpd_sender_login_map('%u', '%d')
+# XXX see create_optional_types_and_functions.pgsql
+# 	* line  9: type sender_login
+# 	* line 26: function postfix_smtpd_sender_login_map + comment above
+#
+# The SQL query template used to search the database
+#query = SELECT login FROM postfix_smtpd_sender_login_map('%u', '%d')