ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Reports Namespace / Report Class / SetDefinitionQuery Method / SetDefinitionQuery(String) Method
Definition query of the report.
Example Version

SetDefinitionQuery(String) Method
Updates the definition query of the report. This method must be called on the MCT. Use QueuedTask.Run.
Syntax
public void SetDefinitionQuery( 
   string defQuery
)

Parameters

defQuery
Definition query of the report.
Exceptions
ExceptionDescription
This method or property must be called within the lambda passed to QueuedTask.Run.
Example
Modify the Report DefinitionQuery
//Note: Call within QueuedTask.Run()
//Remove Groups
// The fields in the datasource used for the report
var listFields = new List<string> {
       "STATE_NAME"
      };
report.RemoveGroups(listFields);

//Add Group
report.AddGroup("STATE_NAME", true, true, "");

//Modify the Definition Query
var defQuery = "STATE_NAME LIKE 'C%'";
report.SetDefinitionQuery(defQuery);
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also