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Oracle® Fusion Middleware User's Guide for Oracle Business Intelligence Discoverer Plus
11g Release 1 (11.1.1)

Part Number B40105-02
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Edit Calculation dialog

Use this dialog to change the way that the currently selected calculation item behaves. For example, to changes its name, description, or formula.

For more information, see:

"What are calculations?"

"Simple calculation examples"

"Oracle analytic function examples"

What do you want to name this calculation?

Use this field to enter a descriptive name for the calculation item. This name is displayed in calculation lists and on worksheets as the column header of the calculation results column. If you leave this box blank, Discoverer creates a default name for you.


Use this drop down list to display calculations, functions, items and parameters that you can use to build a calculation. To include items in the calculation, paste them into the Calculation field.

Use the Show list options as follows:


Use this button to the add the item currently selected in the Show list to the Calculation. The item is copied into the Calculation field.


Use this field to enter the calculation details (for calculation examples, see "Discoverer calculation examples").

Note: When you add text to this field using the Paste button or a template, the text is appended to any existing text in the Calculation field, unless text in the Calculation field is selected.

To create a calculation, you one or more of the following methods:

Insert Formula from Template

Use this button to display a pop-up list of templates that you can use to build analytic functions. For example, choose Rank to display an easy-to-use Rank template that helps you create a ranked list position calculation. For more information about templates available, see "What analytic function templates are available in Discoverer?". When you use a template, the formula that you create is appended to any existing text in the Calculation field, unless text in the Calculation field is selected.

Operator buttons [+] [-] [x] [/] [%] [(] [)] [||]

Use these buttons to add operators to the calculation. Operators are copied into the Calculation field.

Note: When you use arithmetic expressions in a calculation, the multiply and divide operators are executed first, regardless of their position in the calculation. If you have multiple operators of the same precedence, they are evaluated from left to right.

For example, the calculation Price – Discount * Quantity is evaluated as Discount*Quantity subtracted from Price. If you use parentheses around the subtraction expression (Price – Discount), the subtraction is executed before the multiplication.


Use this button to validate and save the calculation, as follows: