public LopDao()
{
db = new QuanLyRenLuyenDbConText1();
}
public SinhVienDao()
{
db = new QuanLyRenLuyenDbConText1();
}
public DiemRenLuyenDao()
{
db = new QuanLyRenLuyenDbConText1();
}
public HocKiDao()
{
db = new QuanLyRenLuyenDbConText1();
}
public UserDao()
{
db = new QuanLyRenLuyenDbConText1();
}
public NamHocDao()
{
db = new QuanLyRenLuyenDbConText1();
}
