partial void DeleteProjData_pjda(ProjData_pjda instance);
partial void InsertProjData_pjda(ProjData_pjda instance);
partial void UpdateProjData_pjda(ProjData_pjda instance);
private void detach_ProjData_pjda(ProjData_pjda entity) { this.SendPropertyChanging(); entity.PrintProject_ppj = null; }