AI-generated Key Takeaways
- 
          ReportQuery.AdUnitView is a view for an ad unit report within the ReportService. 
- 
          The namespace for this view is https://www.google.com/apis/ads/publisher/v202508.
- 
          The TOP_LEVELenumeration includes only top-level ad units and metrics from their descendants.
- 
          The FLATenumeration includes all ad units but excludes metrics from their descendants.
- 
          The HIERARCHICALenumeration uses the ad unit hierarchy, replaces standard ad unit columns with leveled columns, and excludes metrics from descendants.
A view for an ad unit report.
- Namespace
- 
               https://www.google.com/apis/ads/publisher/v202508
| Enumeration | Description | 
|---|---|
| TOP_LEVEL | Only the top level ad units. Metrics include events for their descendants that are not filtered out. | 
| FLAT | All the ad units. Metrics do not include events for the descendants. | 
| HIERARCHICAL | Use the ad unit hierarchy. There will be as many ad unit columns as
levels of ad units in the generated report: 
 Metrics do not include events for the descendants. |