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.
Latihan ini adalah bagian dari kursus
Intermediate SQL Server
Petunjuk latihan
- Count the number of rows in each partition.
- Partition the table by
TerritoryName.
Latihan interaktif praktis
Cobalah latihan ini dengan menyelesaikan kode contoh berikut.
SELECT OrderID, TerritoryName,
-- Number of rows per partition
___
-- Create the window and partitions
___ AS TotalOrders
FROM Orders