diff --git a/system/database/DB_utility.php b/system/database/DB_utility.php
index 587dfdc..cb97ff4 100644
--- a/system/database/DB_utility.php
+++ b/system/database/DB_utility.php
@@ -212,7 +212,7 @@
 		$out = rtrim($out).$newline;
 
 		// Next blast through the result array and build out the rows
-		foreach ($query->result_array() as $row)
+		while ($row = $query->unbuffered_row('array'))
 		{
 			foreach ($row as $item)
 			{
@@ -258,7 +258,7 @@
 
 		// Generate the result
 		$xml = '<'.$root.'>'.$newline;
-		foreach ($query->result_array() as $row)
+		while ($row = $query->unbuffered_row())
 		{
 			$xml .= $tab.'<'.$element.'>'.$newline;
 			foreach ($row as $key => $val)