The Drs parameter sets the dimension search EQL filter.
| Parameter | Drs | 
| Name | Dimension Search EQL Filter | 
| Java setter method | ENEQuery.setDimSearchNavRecordStructureExpr() | 
| .NET setter property | ENEQuery.DimSearchNavRecordStructureExpr | 
| Type | <string> | 
| Description | Sets the Endeca Query Language filter for a dimension search. This filter restricts the scope of the records that will be considered for a dimension search. Only dimension values represented on at least one record satisfying the specified filter are returned as search results. Note that the Drs parameter must be URL-encoded. For clarity’s sake, however, the example below is not URL-encoded. | 
| Object | Dimension Value Search | 
| Dependency | D | 
/controller.php?D=classic&Drs=collection()/record