SELECT t1.route_name FROM Delivery_Routes AS t1 JOIN Delivery_Route_Locations AS t2 ON t1.route_id  =  t2.route_id GROUP BY t1.route_id ORDER BY count(*) DESC LIMIT 1
Find the name of route that has the highest number of deliveries.
SELECT t1.route_name FROM Delivery_Routes AS t1 JOIN Delivery_Route_Locations AS t2 ON t1.route_id = t2.route_id GROUP BY t1.route_id ORDER BY count ( * ) DESC LIMIT 1
select t1 . route_name from delivery_routes as t1 join delivery_route_locations as t2 on t1 . route_id = t2 . route_id group by t1 . route_id order by count ( * ) desc limit value
Find the name of route that has the highest number of deliveries .