Assigning row numbers
Records in T-SQL are inherently unordered. Although in certain situations, you may want to assign row numbers for reference. In this exercise, you will do just that.
Questo esercizio fa parte del corso
Intermediate SQL Server
Istruzioni dell'esercizio
Write a T-SQL query that assigns row numbers to all records partitioned by TerritoryName and ordered by OrderDate.
Esercizio pratico interattivo
Prova a risolvere questo esercizio completando il codice di esempio.
SELECT TerritoryName, OrderDate,
-- Assign a row number
___
-- Create the partitions and arrange the rows
OVER(PARTITION BY TerritoryName ORDER BY OrderDate) AS OrderCount
FROM Orders