private void detach_DeptStkInDets(DeptStkInDet entity)
 {
     this.SendPropertyChanging("DeptStkInDets");
     entity.PrdMst = null;
 }
 private void attach_DeptStkInDets(DeptStkInDet entity)
 {
     this.SendPropertyChanging("DeptStkInDets");
     entity.Prd = this;
 }
 partial void UpdateDeptStkInDet(DeptStkInDet instance);
 partial void DeleteDeptStkInDet(DeptStkInDet instance);
 partial void InsertDeptStkInDet(DeptStkInDet instance);