At most one record can return by sub query error in MS Access ?

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Hi I try to get the number of quantities from one table but am getting error like this At most one record can return by sub query ? What is wrong with my code ?

SQL

SELECT ProductCode, InitialStock, (SELECT Quantity FROM NewInvoice_2 WHERE NewInvoice_2.Item=Product.ProductCode) AS StockRemaining
FROM Product;

this is my Product table

SQL

PoductId     ProductName    ProductCode    InitialStock
1            product1       P101           10
2            product2       p102           15

this is my invoice table

SQL

InvoiceNo    ProductCode    Qty
Inv-111      P101           3
Inv-112      P102           5
Inv-113      P102           3

Now i need to get result like this

SQL

ProductCode    InitialStock   StockRemaining
P101           10             7
P102           15             7

I need to get result like this. How to form query for this task ? Help me

Thanks in Advance
Srihari

Posted 29-Mar-14 22:06pm

srihari1904

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Peter Leow · Accepted Answer · 2014-03-29T22:30:00

Solution 1

Try this:

SQL

select p.productcode, initialstock, initialstock - sum(qty) AS stockremaining
from product p join invoice i on p.productcode = i.productcode group by p.productcode, initialstock

Posted 29-Mar-14 22:30pm

Peter Leow

Comments

srihari1904 30-Mar-14 5:08am

Thankyou that's working fine

Peter Leow 30-Mar-14 7:22am

You are welcome.

Maciej Los 30-Mar-14 7:05am

+5!

Peter Leow 30-Mar-14 7:23am

Thanks Maciej.