partial void DeleteFlowTemplateStep(FlowTemplateStep instance);
 partial void InsertFlowTemplateStep(FlowTemplateStep instance);
 partial void UpdateFlowTemplateStep(FlowTemplateStep instance);
 private void detach_FlowTemplateSteps(FlowTemplateStep entity)
 {
     this.SendPropertyChanging();
     entity.FlowTemplate = null;
 }