diff --git a/msql1.txt b/msql1.txt new file mode 100644 index 0000000..71ab722 --- /dev/null +++ b/msql1.txt @@ -0,0 +1,14 @@ +Top Travellers + +# Write your MySQL query statement below + +select u.name, SUM(IFNULL(r.distance,0)) as 'travelled_distance' from Users u left join Rides r on u.id = r.user_id group by r.user_id order by travelled_distance DESC, u.name asc; + +Apples & Oranges + +# Write your MySQL query statement below +WITH CTE AS (select sale_date, sold_num from Sales where fruit='apples' +), +CTE1 AS (select sale_date, sold_num from Sales where fruit='oranges') + +select sale_date, sold_num -(select sold_num from CTE1 where CTE1.sale_date = CTE.sale_date ) as 'diff' from CTE;