Creating a Case Expression 
In the Object Manager panel, under the Detail section, choose the Assigned Objects tab.
The Assigned Objects page appears.
Choose Expression from the Type field and choose Create Object.
In the Object Creation dialog box that appears, enter the following data:
Name
Short Text
Text
Choose Case in the Type field.
Choose Create & Navigate To Object.
The newly created case expression appears in the Object Manager panel.
Note
If you choose Create the case expression appears under the Assigned Objects tab.
Define the case parameter. Choose
(Graphical Access). You can choose either of the following:
Select an Existing Data Object
In the context menu, choose .
In the Context Query dialog box that appears, choose the data object and choose Select.
The selected data object is added as a case parameter.
Select an Existing Expression
In the context menu, choose Select Expression....
In the Object Query dialog box that appears, select the expression and choose Select.
The selected expression is added as a case parameter.
Create a New Expression
Choose Create Expression.
More information: Creating Expressions
Define the result for the case expression. Choose
(Graphical Access). You can select a standard type, an existing data object or create a new data object.
Select a Standard Type
Choose Select Standard Type and choose the data object type.
Select an Existing Data Type
Choose Select Data Object.
In the Object Query dialog box that appears, select the data object and choose Select.
Create a New Data Object
Choose Create Data Object
More information: Creating Data Objects