Northwind Database question on Orders Table
You can modify below query:
select b.[TerritoryID],sum(a.[OrderQty]) as 'Total Qty' from [Sales].[SalesOrderHeader] B left join [Sales].[SalesOrderDetail] A
on a. [SalesOrderID]=b.[SalesOrderID]
group by B.[TerritoryID] order by b.[TerritoryID]
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SalesOrderHeader-Contains Territory Information and SalesOrderDetail- Contains order qty.
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