Window functions with aggregations (II)
In the last exercise, you calculated the sum of all orders for each territory. In this exercise, you will calculate the number of orders in each territory.
Deze oefening maakt deel uit van de cursus
Intermediate SQL Server
Oefeninstructies
- Count the number of rows in each partition.
- Partition the table by
TerritoryName.
Praktische interactieve oefening
Probeer deze oefening eens door deze voorbeeldcode in te vullen.
SELECT OrderID, TerritoryName,
-- Number of rows per partition
___
-- Create the window and partitions
___ AS TotalOrders
FROM Orders