public static void InsertSinhVien(SinhVien_DTO sv)
{
using (QuanLiSinhVienEntities db = new QuanLiSinhVienEntities())
{
db.SinhViens.Add(ReturnSV(sv));
db.SaveChanges();
}
}
public static void DeleteSinhVien(string Mssv)
{
using (QuanLiSinhVienEntities db = new QuanLiSinhVienEntities())
{
var sv = db.SinhViens.FirstOrDefault(x => x.mssv == Mssv);
if (sv != null)
{
db.SinhViens.Remove(sv);
db.SaveChanges();
}
}
}