public bool Delete_Phat(Phat p)
 {
     return adapter_dsphat.Delete_Phat(p);
 }
 public bool Update_Phat(Phat p)
 {
     return adapter_dsphat.Update_Phat(p);
 }
 public bool Insert_Phat(Phat p)
 {
     return adapter_dsphat.Insert_Phat(p);
 }