Create DataGrid from database named atm with Customers with fields Name, CustomerID and Accounts having field CustomerID, Type, Amount, Account Number

var dataGrid = new DataGrid();
dataGrid.setSource(
    from c in Customers
    from a in Accounts.Where(x => x.CustomerID == c.CustomerID)
    select new {c.Name, a.Type, a.Amount, a.AccountNumber}
);