public void DeleteData(int id)
{
var db = new BestSleepEntities();
var bestsleep = db.BestSleeps.Find(id);
db.BestSleeps.Remove(bestsleep);
db.SaveChanges();
}
public void CreateData(string diary, string quality)
{
var bestsleep = new BestSleep();
bestsleep.DIARY = diary;
bestsleep.Quality = quality;
var db = new BestSleepEntities();
db.BestSleeps.Add(bestsleep);
db.SaveChanges();
}