Index: trunk/kernel/units/statistics/statistics_config.php
===================================================================
diff -u -N -r7867 -r8015
--- trunk/kernel/units/statistics/statistics_config.php	(.../statistics_config.php)	(revision 7867)
+++ trunk/kernel/units/statistics/statistics_config.php	(.../statistics_config.php)	(revision 8015)
@@ -38,11 +38,11 @@
 					'Fields' => Array(
 								        'StatItemId' => Array('type' => 'int', 'not_null' => 1, 'default' => 0),
 							            'Module' => Array('type' => 'string','not_null' => '1','default' => ''),
-							            'ValueSQL' => Array('type' => 'string','default' => ''),
-							            'ResetSQL' => Array('type' => 'string','default' => ''),
-							            'ListLabel' => Array('type' => 'string','not_null' => '1','default' => ''),
-							            'Priority' => Array('type' => 'int','not_null' => '1','default' => '0'),
-							            'AdminSummary' => Array('type' => 'int','not_null' => '1','default' => '0'),
+							            'ValueSQL' => Array('type' => 'string','default' => null),
+							            'ResetSQL' => Array('type' => 'string','default' => null),
+							            'ListLabel' => Array('type' => 'string','not_null' => 1, 'default' => ''),
+							            'Priority' => Array('type' => 'int','not_null' => 1, 'default' => 0),
+							            'AdminSummary' => Array('type' => 'int','not_null' => 1, 'default' => 0),
 							    ),