- In the navigation pane of Dev Studio, click Case types, and then click the case type that you want to open.
- Click the Settings tab, and then click Calculations.
- In the Calculations section, click Add calculation.
- In the Calculated property field, press the Down arrow key, and
then select the property in which you want to aggregate data.
The calculated property stores the sum of other properties, across all child cases of the parent case.
Caution: Ensure that this property is not associated with a declare expression, because the value of the property can be overwritten.
- In the Case type list, select a class of a case type that is a child of your current case type.
- In the Property field, press the Down Arrow key, and select the name of a single-value property that you want to add to the cumulative property.
- Optional: To add more properties that the system sums up at run time, click Add
property, and then repeat steps 5 through 6.
For example: The following figure shows configuring a property in a parent case to be a sum of two properties from child cases:
- Click OK.
- Click Save.