Index: adodb-mysql.inc.php
===================================================================
RCS file: /cvsroot/moodle/moodle/lib/adodb/drivers/adodb-mysql.inc.php,v
retrieving revision 1.22.4.2
diff -u -r1.22.4.2 adodb-mysql.inc.php
--- adodb-mysql.inc.php	15 Feb 2008 06:04:03 -0000	1.22.4.2
+++ adodb-mysql.inc.php	30 Nov 2010 16:57:23 -0000
@@ -454,7 +454,7 @@
 			
 			if (!$fld->binary) {
 				$d = $rs->fields[4];
-				if ($d != '' && $d != 'NULL') {
+				if ($d != 'NULL') {
 					$fld->has_default = true;
 					$fld->default_value = $d;
 				} else {
@@ -787,4 +787,4 @@
 
 
 }
-?>
\ No newline at end of file
+?>
Index: adodb-mysqli.inc.php
===================================================================
RCS file: /cvsroot/moodle/moodle/lib/adodb/drivers/adodb-mysqli.inc.php,v
retrieving revision 1.13.4.3
diff -u -r1.13.4.3 adodb-mysqli.inc.php
--- adodb-mysqli.inc.php	4 Apr 2008 19:53:25 -0000	1.13.4.3
+++ adodb-mysqli.inc.php	30 Nov 2010 16:57:29 -0000
@@ -572,7 +572,7 @@
 
 			if (!$fld->binary) {
 				$d = $rs->fields[4];
-				if ($d != '' && $d != 'NULL') {
+				if ($d != 'NULL') {
 					$fld->has_default = true;
 					$fld->default_value = $d;
 				} else {