Creating running totals
You usually don't have to use ORDER BY when using aggregations, but if you want to create running totals, you should arrange your rows! In this exercise, you will create a running total of OrderPrice.
Deze oefening maakt deel uit van de cursus
Intermediate SQL Server
Oefeninstructies
Create the window, partition by TerritoryName and order by OrderDate to calculate a running total of OrderPrice.
Praktische interactieve oefening
Probeer deze oefening eens door deze voorbeeldcode in te vullen.
SELECT TerritoryName, OrderDate,
-- Create a running total
___
-- Create the partitions and arrange the rows
___(___ TerritoryName ___ OrderDate) AS TerritoryTotal
FROM Orders