In Column Binding Name, type a unique name. Remember, for each piece of calculated data to display in a report, there must be a column binding. The column binding name appears in the report design if you do not specify a value for the next option, Display Name.
Figure 9‑1 shows an example of a complete definition for an aggregation element. In the example, the element returns the number of rows in the table, where the extended price of the product is greater than $5,000.00.