>>Hi,
>>
>>Is it possible to have 2 derived tables in SQL Update command? For example, I created the following Update (which works):
>>
>>
>>update Projects set SpentTest = PoSum.TotPo from (select
>>PurchaseOrders.ProjectAccount, sum(PurchaseOrders.PoAmount) as TotPo
>>from PurchaseOrders group by ProjectAccount) as PoSum
>>where Projects.ProjectAccount = PoSum.ProjectAccount
>>
>>
>>But I actually need to update the column SpentTest on the SUM() in another table as well. So I would have to have two FROM but I don't know what is the right syntax (if it is possible at all).
>>
>>TIA.
>
>Yes, sure. JOIN with 2 derived tables or better use CTE to simplify the code.
I don't know how CTE works (or what it is). But I will think on how to apply JOIN to this case. Thank you.
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