The screen capture shows three examples of this slot and its two properties.

To access these properties, double-click the , then expand any slot that provides a query option, right-click Extent (or extent) and click .
| Property | Value | Description |
|---|---|---|
| Base Extent (module drop-down list) | drop-down list | Selects the module to which the base applies. |
| Base Extent (object drop-down list) | drop-down list | Selects the object. |