public string DeleteTrainerInfo(TrainerInfo objTrainer)
 {
     _db.Remove(objTrainer);
     _db.SaveChanges();
     return("Delete Successfully");
 }
        public TrainerInfo GetTrainerById(int id)
        {
            TrainerInfo trainer = _db.Trainers.SingleOrDefault(x => x.TrainerId == id);

            return(trainer);
        }
 public string UpdateTrainer(TrainerInfo objTrainer)
 {
     _db.Trainers.Update(objTrainer);
     _db.SaveChanges();
     return("Update Successfully");
 }
 public string Create(TrainerInfo objTrainer)
 {
     _db.Trainers.Add(objTrainer);
     _db.SaveChanges();
     return("Save Successfully");
 }