public DeleteStudent(string sn, string fn, string ln, string em, string ph, string a1, string a2, string ci,
string co, short lv, string cs, string username)
{
dq = new DeleteQuery();
uhq = new UpdateHistoryQuery();
dq.delete(int.Parse(sn));
uhq.update(username, 3, int.Parse(sn), fn, ln, em, ph, a1, a2, ci, co, lv, cs);
}
public void addToDB()
{
aq.add(StuNo, FName, LName, Email, Phone, Ad1, Ad2, City, Country, Level, Course);
UpdateHistoryQuery uhq = new UpdateHistoryQuery();
uhq.update(Username, 1, StuNo, FName, LName, Email, Phone, Ad1, Ad2, City, Country, Level, Course);
}
public EditStudent(string sn, string fn, string ln, string em, string ph, string a1, string a2, string ci,
string co, short lv, string cs, string username)
{
eq = new EditQuery();
uhq = new UpdateHistoryQuery();
eq.edit(int.Parse(sn), em, ph, a1, a2, ci, co, lv);
uhq.update(username, 2, int.Parse(sn), fn, ln, em, ph, a1, a2, ci, co, lv, cs);
}