HI ,
I have un problem to solve this the is an excel file along with it somme one can help me me? Want to get the formula to solve it.
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ContractID - which is similar to a LoanID (Note that a LoanID can have several payments made to it until a customer finishes paying.
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Customer Name
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CustomerID - (Note that a Customer can have several ContractIds that means several Loans)
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Deposit - (Downpayment done by the customer)
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Product Price - (This is the Cost of the Device in this case the solar panels we sale to the customer)
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IncomingTransactionId - (This is the uniqueId produced every time a customer initiates a payment)
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Amount - (what the customer has paid)
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Region – Where the customer comes from
Exercise
Mysql
Get the total amount paid by each customer, create a new column called TotalAmount Paid and use this total amount paid to create a column called Outstanding balance in which you will add the customer’s outstanding balance after calculating the total amount paid.