Force ORDER BY usage with OFFSET-FETCH on SQL Server

Close #3128
Close #3332
Close #3334
Close #3335
diff --git a/system/libraries/Session/drivers/Session_cookie.php b/system/libraries/Session/drivers/Session_cookie.php
index 0001dc2..21ded89 100644
--- a/system/libraries/Session/drivers/Session_cookie.php
+++ b/system/libraries/Session/drivers/Session_cookie.php
@@ -486,7 +486,7 @@
 			$db_cache = $this->CI->db->cache_on;
 			$this->CI->db->cache_off();
 
-			$query = $this->CI->db->limit(1)->get($this->sess_table_name);
+			$query = $this->CI->db->get($this->sess_table_name);
 
 			// Was caching in effect?
 			if ($db_cache)