public Student Update(Tables.Students s, Tables.StudentInfo si)
{
SID = s.ID;
Name = si.Name;
Login = s.Login;
Surname = si.Surname;
Password = s.Password;
Patronymic = si.Patronymic;
return(this);
}
public Student(Tables.Students s, Tables.StudentInfo si)
{
Update(s, si);
}