public void Update(SpLoai obj)
 {
     using (var db = new QLBH_WinDBContext())
     {
         db.SpLoais.Attach(obj);
         db.Entry(obj).State = EntityState.Modified;
         db.SaveChanges();
     }
 }
 public SpLoai Insert(SpLoai obj)
 {
     using (var db = new QLBH_WinDBContext())
     {
         db.SpLoais.Add(obj);
         db.SaveChanges();
         return(obj);
     }
 }
 public void Delete(SpLoai obj)
 {
     using (var db = new QLBH_WinDBContext())
     {
         db.SpLoais.Attach(obj);
         db.SpLoais.Remove(obj);
         db.SaveChanges();
     }
 }
 public static void Update(SpLoai obj)
 {
     SpLoai.Update(obj);
 }
 public static SpLoai Insert(SpLoai obj)
 {
     return(SpLoai.Insert(obj));
 }
 public static void Delete(SpLoai obj)
 {
     SpLoai.Delete(obj);
 }