public void InSertCauHoi(string taikhoan, string tieude, string noidung)
{
hoctuvungLINQDataContext db = new hoctuvungLINQDataContext();
CauHoi_DienDan chdd = new CauHoi_DienDan();
chdd.CauHoiID=Guid.NewGuid();
chdd.taikhoan = taikhoan;
chdd.TieuDe = tieude;
chdd.NoiDung = noidung;
chdd.NgayGoi = DateTime.Now;
db.CauHoi_DienDans.InsertOnSubmit(chdd);
db.SubmitChanges();
}
partial void DeleteCauHoi_DienDan(CauHoi_DienDan instance);
partial void InsertCauHoi_DienDan(CauHoi_DienDan instance);
partial void UpdateCauHoi_DienDan(CauHoi_DienDan instance);
private void detach_CauHoi_DienDans(CauHoi_DienDan entity)
{
this.SendPropertyChanging();
entity.NguoiDung = null;
}