C# (CSharp) DAL Entities.Attach примеры использования

Пример #1

 public void Update(T entity)
 {
     Entities.Attach(entity);
     dbContext.Entry(entity).State = EntityState.Modified;
 }

Пример #2

 public void Delete(T entity)
 {
     Entities.Attach(entity);
     Entities.Remove(entity);
 }