You can use the drill-through assistant for
debugging purposes when you work with drill-through definitions in IBM® Cognos® Connection.
 
Before you begin
  To use this functionality,
you must have the required permissions for the Drill-Through
Assistant secured function in IBM Cognos Administration. 
  
Procedure
- Select a link in your source report, right-click the link,
and select Go To, or from PowerPlay® Studio, click the drill-through
button.  
The Related links page
appears, showing the list of available target reports. If your target
report is not shown, review the scope settings in your drill-through
definition.
  Tip: If only one target is available, then
when you select Related links, the target is
opened without showing the Go To page. 
  
- Click View passed source values to
see the values that are available for passing by the source report.
 
- Next to the target report, click the down arrow and choose View
Target Mapping.   
A list of the valid mapped
data appears, showing the available source values, and the use and
display values.
  
- For either set of values, click More information to
see the XML for the selection context (passed source) or the drill-through
specification (target mapping.