API Reference > imodeljs-backend > iModels > ChangeSummaryManager > queryInstanceChange queryInstanceChange MethodStatic Queries the InstanceChange for the specified instance change id. See also ECDbChange.InstanceChange ECClass in the ECDbChange ECSchema Change Summary Overview queryInstanceChange(iModel: IModelDb, instanceChangeId: Id64String): InstanceChange throws IModelError if instance change does not exist for the specified id, or if the change cache file hasn't been attached, or in case of other errors. Parameter Type Description iModel IModelDb iModel instanceChangeId Id64String ECInstanceId of the InstanceChange (see ECDbChange.InstanceChange ECClass in the ECDbChange ECSchema) Returns - InstanceChange Returns the requested InstanceChange object (see ECDbChange.InstanceChange ECClass in the ECDbChange ECSchema) Defined in core/backend/src/ChangeSummaryManager.ts Line 415 Last Updated: 13 June, 2024