diff --git a/backup/db/postgres7.php b/backup/db/postgres7.php
index 3afe71539ce..87fa622507e 100644
--- a/backup/db/postgres7.php
+++ b/backup/db/postgres7.php
@@ -1,21 +1,9 @@
 <?php  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// backup/restore utility.
-// 
-// Sometimes, changes between versions involve 
-// alterations to database structures and other 
-// major things that may break installations.  
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it 
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
-//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 
 function backup_upgrade($oldversion=0) {
 
@@ -61,6 +49,8 @@ function backup_upgrade($oldversion=0) {
         table_column('backup_courses', 'nextstarttime', 'nextstarttime', 'integer', '', '', '0');
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 
diff --git a/blocks/activity_modules/db/postgres7.php b/blocks/activity_modules/db/postgres7.php
index 3b4107cd243..228bade0d51 100644
--- a/blocks/activity_modules/db/postgres7.php
+++ b/blocks/activity_modules/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function activity_modules_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/admin/db/postgres7.php b/blocks/admin/db/postgres7.php
index 92e410af8d1..bf288a232ba 100644
--- a/blocks/admin/db/postgres7.php
+++ b/blocks/admin/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function admin_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/calendar_month/db/postgres7.php b/blocks/calendar_month/db/postgres7.php
index 0a5aa45591d..9ba17544020 100644
--- a/blocks/calendar_month/db/postgres7.php
+++ b/blocks/calendar_month/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function calendar_month_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/calendar_upcoming/db/postgres7.php b/blocks/calendar_upcoming/db/postgres7.php
index a70546ccc39..b5cbdeef2cd 100644
--- a/blocks/calendar_upcoming/db/postgres7.php
+++ b/blocks/calendar_upcoming/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function calendar_upcoming_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/course_list/db/postgres7.php b/blocks/course_list/db/postgres7.php
index fce4490f74e..a58d050ced4 100644
--- a/blocks/course_list/db/postgres7.php
+++ b/blocks/course_list/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function course_list_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/course_summary/db/postgres7.php b/blocks/course_summary/db/postgres7.php
index a7a74e43979..972d417128e 100644
--- a/blocks/course_summary/db/postgres7.php
+++ b/blocks/course_summary/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function course_summary_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/db/postgres7.php b/blocks/db/postgres7.php
index bbe555ef9aa..6122508413d 100644
--- a/blocks/db/postgres7.php
+++ b/blocks/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -163,6 +152,8 @@ global $CFG;
         modify_database('','CREATE INDEX prefix_block_pinned_pagetype_idx ON prefix_block_pinned (pagetype);');
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/news_items/db/postgres7.php b/blocks/news_items/db/postgres7.php
index f336b081cf7..650dc385352 100644
--- a/blocks/news_items/db/postgres7.php
+++ b/blocks/news_items/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function news_items_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/online_users/db/postgres7.php b/blocks/online_users/db/postgres7.php
index aee6bc51e24..06b520912d4 100644
--- a/blocks/online_users/db/postgres7.php
+++ b/blocks/online_users/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function online_users_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/participants/db/postgres7.php b/blocks/participants/db/postgres7.php
index ab8888359f2..7e297c71083 100644
--- a/blocks/participants/db/postgres7.php
+++ b/blocks/participants/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function participants_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/recent_activity/db/postgres7.php b/blocks/recent_activity/db/postgres7.php
index 407ee1e0f00..23073cadf2b 100644
--- a/blocks/recent_activity/db/postgres7.php
+++ b/blocks/recent_activity/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function recent_activity_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/rss_client/db/postgres7.php b/blocks/rss_client/db/postgres7.php
index e4e4b3e9606..4204ed8bafe 100644
--- a/blocks/rss_client/db/postgres7.php
+++ b/blocks/rss_client/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function rss_client_upgrade($oldversion) {
 /// This function does anything necessary to upgrade 
 /// older versions to match current functionality 
@@ -131,8 +136,10 @@ function rss_client_upgrade($oldversion) {
             }   
         }
     }
-    
+
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
-?>
\ No newline at end of file
+?>
diff --git a/blocks/search/db/postgres7.php b/blocks/search/db/postgres7.php
index 82a259940d6..d4729fe687f 100644
--- a/blocks/search/db/postgres7.php
+++ b/blocks/search/db/postgres7.php
@@ -1,20 +1,9 @@
 <?php
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to pgsql
 
@@ -28,6 +17,8 @@ function search_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/search_forums/db/postgres7.php b/blocks/search_forums/db/postgres7.php
index 82ad0877ea6..d213fbdafce 100644
--- a/blocks/search_forums/db/postgres7.php
+++ b/blocks/search_forums/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function search_forums_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/section_links/db/postgres7.php b/blocks/section_links/db/postgres7.php
index e391b81c688..24669980cde 100644
--- a/blocks/section_links/db/postgres7.php
+++ b/blocks/section_links/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function section_links_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/blocks/social_activities/db/postgres7.php b/blocks/social_activities/db/postgres7.php
index 01849d0c312..54aca776b9b 100644
--- a/blocks/social_activities/db/postgres7.php
+++ b/blocks/social_activities/db/postgres7.php
@@ -1,20 +1,9 @@
 <?PHP  //$Id$
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
 //
-// This file keeps track of upgrades to Moodle's
-// blocks system.
-//
-// Sometimes, changes between versions involve
-// alterations to database structures and other
-// major things that may break installations.
-//
-// The upgrade function in this file will attempt
-// to perform all the necessary actions to upgrade
-// your older installtion to the current version.
-//
-// If there's something it cannot do itself, it
-// will tell you what you need to do.
-//
-// Versions are defined by backup_version.php
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
 //
 // This file is tailored to PostgreSQL
 
@@ -28,6 +17,8 @@ function social_activities_upgrade($oldversion=0) {
         $result = true; //Nothing to do
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     //Finally, return result
     return $result;
 }
diff --git a/enrol/authorize/db/postgres7.php b/enrol/authorize/db/postgres7.php
index 107e1d2063d..5dfd62c274f 100644
--- a/enrol/authorize/db/postgres7.php
+++ b/enrol/authorize/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this enrolment module
 
 function enrol_authorize_upgrade($oldversion=0) {
@@ -144,6 +149,8 @@ function enrol_authorize_upgrade($oldversion=0) {
         execute_sql("ALTER TABLE {$CFG->prefix}enrol_authorize ADD CONSTRAINT enroauth_pay_ck CHECK (paymentmethod IN ('cc', 'echeck'))", true);
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return $result;
 }
 
diff --git a/enrol/paypal/db/postgres7.php b/enrol/paypal/db/postgres7.php
index 132a8fac9cc..35768f70e50 100644
--- a/enrol/paypal/db/postgres7.php
+++ b/enrol/paypal/db/postgres7.php
@@ -1,5 +1,10 @@
 <?PHP  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this enrolment module
 
 function enrol_paypal_upgrade($oldversion=0) {
@@ -8,6 +13,8 @@ function enrol_paypal_upgrade($oldversion=0) {
 
     $result = true;
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return $result;
 
 }
diff --git a/mod/assignment/db/postgres7.php b/mod/assignment/db/postgres7.php
index 37340582795..e16e9068a5e 100644
--- a/mod/assignment/db/postgres7.php
+++ b/mod/assignment/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function assignment_upgrade($oldversion) {
 // This function does anything necessary to upgrade
 // older versions to match current functionality
@@ -175,6 +180,8 @@ function assignment_upgrade($oldversion) {
     include_once("$CFG->dirroot/mod/assignment/lib.php");
     assignment_upgrade_submodules();
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/mod/chat/db/postgres7.php b/mod/chat/db/postgres7.php
index 5dbab31c547..f3b6f0a27e7 100644
--- a/mod/chat/db/postgres7.php
+++ b/mod/chat/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function chat_upgrade($oldversion) {
 // This function does anything necessary to upgrade
 // older versions to match current functionality
@@ -52,6 +57,8 @@ function chat_upgrade($oldversion) {
         modify_database('','ALTER TABLE prefix_chat_users ALTER lang SET NOT NULL');
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/mod/choice/db/postgres7.php b/mod/choice/db/postgres7.php
index 7e71c2e53bb..3e124d3df35 100644
--- a/mod/choice/db/postgres7.php
+++ b/mod/choice/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function choice_upgrade($oldversion) {
 
     global $CFG;
@@ -102,6 +107,9 @@ function choice_upgrade($oldversion) {
     if ($oldversion < 2006020900) { //rename release column to showanswers - Release is now reserved word in mySql
         table_column('choice', 'release', 'showresults', 'TINYINT', '2', 'unsigned', 0, 'not null');
     }
+
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/mod/data/db/postgres7.php b/mod/data/db/postgres7.php
index 78fe6fb55f8..5c8d2a969d7 100644
--- a/mod/data/db/postgres7.php
+++ b/mod/data/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function data_upgrade($oldversion) {
 /// This function does anything necessary to upgrade
 /// older versions to match current functionality
@@ -265,7 +270,9 @@ function data_upgrade($oldversion) {
         execute_sql("ALTER TABLE {$CFG->prefix}data_content ALTER COLUMN content4 DROP NOT NULL");
         execute_sql("ALTER TABLE {$CFG->prefix}data_content ALTER COLUMN content4 DROP DEFAULT");
     }
-    
+
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/mod/exercise/db/postgres7.php b/mod/exercise/db/postgres7.php
index adf6d9556e8..d77f49b8cee 100644
--- a/mod/exercise/db/postgres7.php
+++ b/mod/exercise/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function exercise_upgrade($oldversion) {
 // This function does anything necessary to upgrade
 // older versions to match current functionality
@@ -43,7 +48,9 @@ function exercise_upgrade($oldversion) {
         modify_database('','CREATE INDEX prefix_exercise_rubrics_exerciseid_idx ON prefix_exercise_rubrics (exerciseid);');
         modify_database('','CREATE INDEX prefix_exercise_grades_exerciseid_idx ON prefix_exercise_grades (exerciseid);');
     }
-        
+
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/mod/forum/db/postgres7.php b/mod/forum/db/postgres7.php
index 026d0ffaded..98c07ee11a2 100644
--- a/mod/forum/db/postgres7.php
+++ b/mod/forum/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function forum_upgrade($oldversion) {
 // This function does anything necessary to upgrade
 // older versions to match current functionality
@@ -232,9 +237,11 @@ function forum_upgrade($oldversion) {
       }
   }
 
+  //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
   return true;
 
 }
 
 
-?>
\ No newline at end of file
+?>
diff --git a/mod/hotpot/db/postgres7.php b/mod/hotpot/db/postgres7.php
index 1dd41f921e9..bda3cf92529 100644
--- a/mod/hotpot/db/postgres7.php
+++ b/mod/hotpot/db/postgres7.php
@@ -1,4 +1,10 @@
 <?PHP
+
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function hotpot_upgrade($oldversion) {
     global $CFG;
     $ok = true;
@@ -59,6 +65,8 @@ function hotpot_upgrade($oldversion) {
         $ok = $ok && hotpot_update_to_v2_2();
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return $ok;
 }
 ?>
diff --git a/mod/journal/db/postgres7.php b/mod/journal/db/postgres7.php
index ddb2ae43142..1fa74e6312f 100644
--- a/mod/journal/db/postgres7.php
+++ b/mod/journal/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function journal_upgrade($oldversion) {
 // This function does anything necessary to upgrade
 // older versions to match current functionality
@@ -56,5 +61,7 @@ function journal_upgrade($oldversion) {
         table_column('journal_entries', 'comment', 'entrycomment', 'text', '', '', '');
     } 
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return $result;
 }
diff --git a/mod/label/db/postgres7.php b/mod/label/db/postgres7.php
index 14882007792..91dceabba95 100644
--- a/mod/label/db/postgres7.php
+++ b/mod/label/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function label_upgrade($oldversion) {
 
 /// This function does anything necessary to upgrade 
@@ -34,6 +39,8 @@ function label_upgrade($oldversion) {
         modify_database('','CREATE INDEX prefix_label_course_idx ON prefix_label (course);');
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 
 }
diff --git a/mod/lams/db/postgres7.php b/mod/lams/db/postgres7.php
index 1be817d17ac..dc0ab50a838 100644
--- a/mod/lams/db/postgres7.php
+++ b/mod/lams/db/postgres7.php
@@ -1,5 +1,10 @@
 <?PHP
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function lams_upgrade($oldversion) {
 /// This function does anything necessary to upgrade 
 /// older versions to match current functionality 
@@ -12,6 +17,8 @@ function lams_upgrade($oldversion) {
 
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/mod/lesson/db/postgres7.php b/mod/lesson/db/postgres7.php
index 09f3b0880e3..c644e7a70a1 100644
--- a/mod/lesson/db/postgres7.php
+++ b/mod/lesson/db/postgres7.php
@@ -1,5 +1,10 @@
 <?PHP
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function lesson_upgrade($oldversion) {
 /// This function does anything necessary to upgrade 
 /// older versions to match current functionality 
@@ -358,6 +363,8 @@ function lesson_upgrade($oldversion) {
         table_column('lesson_default', '', 'feedback', 'int', '3', 'unsigned', '1', 'not null', 'nextpagedefault'); 
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
    return true;
 }
 
diff --git a/mod/quiz/db/postgres7.php b/mod/quiz/db/postgres7.php
index d5d9d8754d8..74436e3e6a9 100644
--- a/mod/quiz/db/postgres7.php
+++ b/mod/quiz/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function quiz_upgrade($oldversion) {
 // This function does anything necessary to upgrade
 // older versions to match current functionality
@@ -1466,6 +1471,8 @@ function quiz_upgrade($oldversion) {
         $success = $success && table_column('question', 'commentarytext', 'generalfeedback', 'text', '', '', '');
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return $success;
 }
 
diff --git a/mod/resource/db/postgres7.php b/mod/resource/db/postgres7.php
index 19e0e0154b0..1a9ca381e93 100644
--- a/mod/resource/db/postgres7.php
+++ b/mod/resource/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function resource_upgrade($oldversion) {
 // This function does anything necessary to upgrade
 // older versions to match current functionality
@@ -61,6 +66,8 @@ function resource_upgrade($oldversion) {
         $wtm->update( 'resource','alltext','options' );
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/mod/scorm/db/postgres7.php b/mod/scorm/db/postgres7.php
index a4d9a60a72c..9398ad729af 100755
--- a/mod/scorm/db/postgres7.php
+++ b/mod/scorm/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function scorm_upgrade($oldversion) {
 // This function does anything necessary to upgrade
 // older versions to match current functionality
@@ -249,6 +254,8 @@ function scorm_upgrade($oldversion) {
         execute_sql("INSERT INTO {$CFG->prefix}log_display (module, action, mtable, field) VALUES ('scorm', 'review', 'scorm', 'name');", false);
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 ?>
diff --git a/mod/survey/db/postgres7.php b/mod/survey/db/postgres7.php
index eea3fc3e109..c700f50df15 100644
--- a/mod/survey/db/postgres7.php
+++ b/mod/survey/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function survey_upgrade($oldversion) {
 // This function does anything necessary to upgrade
 // older versions to match current functionality
@@ -44,6 +49,9 @@ function survey_upgrade($oldversion) {
         execute_sql('SELECT setval(\''.$CFG->prefix.'survey_id_seq\', (select max(id) from '.$CFG->prefix.'survey))');
         execute_sql('SELECT setval(\''.$CFG->prefix.'survey_questions_id_seq\', (select max(id) from '.$CFG->prefix.'survey_questions))');
     }
+
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/mod/wiki/db/postgres7.php b/mod/wiki/db/postgres7.php
index b0ca05be881..babb6edac8e 100644
--- a/mod/wiki/db/postgres7.php
+++ b/mod/wiki/db/postgres7.php
@@ -1,5 +1,10 @@
 <?PHP
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function wiki_upgrade($oldversion) {
 /// This function does anything necessary to upgrade 
 /// older versions to match current functionality 
@@ -196,6 +201,8 @@ CREATE TABLE prefix_wiki_locks
 
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/mod/workshop/db/postgres7.php b/mod/workshop/db/postgres7.php
index 3aa26808f8c..a6372f5528f 100644
--- a/mod/workshop/db/postgres7.php
+++ b/mod/workshop/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php // $Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 function workshop_upgrade($oldversion) {
 // This function does anything necessary to upgrade
 // older versions to match current functionality
@@ -245,6 +250,8 @@ function workshop_upgrade($oldversion) {
         }
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 
 }
diff --git a/question/type/calculated/db/postgres7.php b/question/type/calculated/db/postgres7.php
index cd7049901cd..cef79b084b9 100644
--- a/question/type/calculated/db/postgres7.php
+++ b/question/type/calculated/db/postgres7.php
@@ -1,10 +1,17 @@
 <?php  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this question type
 
 function qtype_calculated_upgrade($oldversion=0) {
     global $CFG;
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/question/type/essay/db/postgres7.php b/question/type/essay/db/postgres7.php
index 331ae0093bb..c9565cf4c7f 100644
--- a/question/type/essay/db/postgres7.php
+++ b/question/type/essay/db/postgres7.php
@@ -1,10 +1,17 @@
 <?php  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this question type
 
 function qtype_essay_upgrade($oldversion=0) {
     global $CFG;
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/question/type/match/db/postgres7.php b/question/type/match/db/postgres7.php
index 1599878e36c..060a5dce1fd 100644
--- a/question/type/match/db/postgres7.php
+++ b/question/type/match/db/postgres7.php
@@ -1,10 +1,17 @@
 <?php  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this question type
 
 function qtype_match_upgrade($oldversion=0) {
     global $CFG;
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/question/type/multianswer/db/postgres7.php b/question/type/multianswer/db/postgres7.php
index 59a5534dd2a..f146c689725 100644
--- a/question/type/multianswer/db/postgres7.php
+++ b/question/type/multianswer/db/postgres7.php
@@ -1,10 +1,17 @@
 <?php  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this question type
 
 function qtype_multianswer_upgrade($oldversion=0) {
     global $CFG;
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/question/type/multichoice/db/postgres7.php b/question/type/multichoice/db/postgres7.php
index 2c11f2cffec..8723be49567 100644
--- a/question/type/multichoice/db/postgres7.php
+++ b/question/type/multichoice/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this question type
 
 function qtype_multichoice_upgrade($oldversion=0) {
@@ -11,7 +16,9 @@ function qtype_multichoice_upgrade($oldversion=0) {
         $success = $success && table_column('question_multichoice', '', 'partiallycorrectfeedback', 'text', '', '', '');
         $success = $success && table_column('question_multichoice', '', 'incorrectfeedback', 'text', '', '', '');
     }
-    
+
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return $success;
 }
 
diff --git a/question/type/numerical/db/postgres7.php b/question/type/numerical/db/postgres7.php
index 7be7fbed8d7..e1ac07c5bfa 100644
--- a/question/type/numerical/db/postgres7.php
+++ b/question/type/numerical/db/postgres7.php
@@ -1,10 +1,17 @@
 <?php  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this question type
 
 function qtype_numerical_upgrade($oldversion=0) {
     global $CFG;
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/question/type/randomsamatch/db/postgres7.php b/question/type/randomsamatch/db/postgres7.php
index 734594fcc1a..339d50050ae 100644
--- a/question/type/randomsamatch/db/postgres7.php
+++ b/question/type/randomsamatch/db/postgres7.php
@@ -1,5 +1,10 @@
 <?php  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this question type
 
 function qtype_randomsamatch_upgrade($oldversion=0) {
@@ -10,6 +15,8 @@ function qtype_randomsamatch_upgrade($oldversion=0) {
         modify_database('', 'ALTER TABLE prefix_question_randomsamatch DROP shuffleanswers');
     }
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/question/type/rqp/db/postgres7.php b/question/type/rqp/db/postgres7.php
index bac7a523493..23ea199bc5e 100644
--- a/question/type/rqp/db/postgres7.php
+++ b/question/type/rqp/db/postgres7.php
@@ -1,10 +1,17 @@
 <?php  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this question type
 
 function qtype_rqp_upgrade($oldversion=0) {
     global $CFG;
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/question/type/shortanswer/db/postgres7.php b/question/type/shortanswer/db/postgres7.php
index e6096355a5e..3c43e19e1ba 100644
--- a/question/type/shortanswer/db/postgres7.php
+++ b/question/type/shortanswer/db/postgres7.php
@@ -1,10 +1,17 @@
 <?php  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this question type
 
 function qtype_shortanswer_upgrade($oldversion=0) {
     global $CFG;
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }
 
diff --git a/question/type/truefalse/db/postgres7.php b/question/type/truefalse/db/postgres7.php
index 18d585d7324..07e5810320c 100644
--- a/question/type/truefalse/db/postgres7.php
+++ b/question/type/truefalse/db/postgres7.php
@@ -1,10 +1,17 @@
 <?php  //$Id$
 
+// THIS FILE IS DEPRECATED!  PLEASE DO NOT MAKE CHANGES TO IT!
+//
+// IT IS USED ONLY FOR UPGRADES FROM BEFORE MOODLE 1.7, ALL 
+// LATER CHANGES SHOULD USE upgrade.php IN THIS DIRECTORY.
+
 // PostgreSQL commands for upgrading this question type
 
 function qtype_truefalse_upgrade($oldversion=0) {
     global $CFG;
 
+    //////  DO NOT ADD NEW THINGS HERE!!  USE upgrade.php and the lib/ddllib.php functions.
+
     return true;
 }