Index: database/database.mysql
===================================================================
RCS file: /cvs/drupal/drupal/database/Attic/database.mysql,v
retrieving revision 1.174.2.2
diff -u -r1.174.2.2 database.mysql
--- database/database.mysql	3 May 2005 05:20:07 -0000	1.174.2.2
+++ database/database.mysql	2 Aug 2006 15:45:21 -0000
@@ -126,8 +126,8 @@
   custom tinyint(2) DEFAULT '0' NOT NULL,
   throttle tinyint(1) DEFAULT '0' NOT NULL,
   visibility tinyint(1) DEFAULT '0' NOT NULL,
-  pages text NOT NULL,
-  types text NOT NULL
+  pages text DEFAULT '' NOT NULL,
+  types text DEFAULT '' NOT NULL
 ) TYPE=MyISAM;
 
 --
Index: database/updates.inc
===================================================================
RCS file: /cvs/drupal/drupal/database/Attic/updates.inc,v
retrieving revision 1.100.2.9
diff -u -r1.100.2.9 updates.inc
--- database/updates.inc	2 Dec 2005 21:32:31 -0000	1.100.2.9
+++ database/updates.inc	2 Aug 2006 16:38:25 -0000
@@ -107,7 +107,8 @@
   "2005-03-21" => "update_128",
   "2005-04-14" => "update_129",
   "2005-05-06" => "update_130",
-  "2005-05-07" => "update_131"
+  "2005-05-07" => "update_131",
+  "2006-08-02" => "update_132",
 );
 
 function update_32() {
@@ -2394,6 +2395,17 @@
   return $ret;
 }
 
+function update_132() {
+  $ret = array();
+
+  if ($GLOBALS['db_type'] == 'mysql') {
+    $ret[] = update_sql("ALTER TABLE {blocks} CHANGE pages pages TEXT NOT NULL default ''");
+    $ret[] = update_sql("ALTER TABLE {blocks} CHANGE types types TEXT NOT NULL default ''");
+  }
+
+  return $ret;
+}
+
 function update_sql($sql) {
   $edit = $_POST["edit"];
   $result = db_query($sql);
Index: modules/node.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/Attic/node.module,v
retrieving revision 1.485.2.16
diff -u -r1.485.2.16 node.module
--- modules/node.module	9 Jul 2006 11:27:38 -0000	1.485.2.16
+++ modules/node.module	2 Aug 2006 15:46:13 -0000
@@ -405,6 +405,9 @@
   if ($node->revisions) {
     $node->revisions = serialize($node->revisions);
   }
+  else {
+    $node->revisions = '';
+  }
 
   // Apply filters to some default node fields:
   if (empty($node->nid)) {