hello,
i have the same problem.
original :
SELECT mbr.ID,mbr.Name AS Member,
SUM(sale.Qy) AS Pieces,SUM(sale.Price*sale.Qy) AS Total,
SUM(pay.Price) AS Deposit
FROM tbl_member AS mbr INNER JOIN tbl_cd_sale AS sale
ON mbr.ID=sale.Member
LEFT JOIN tbl_cd_payment AS pay ON...