private static void Delete() { var context = new PlutoContext(); var course = context.Courses.Find(6); context.Courses.Remove(course); context.SaveChanges(); }
private static void Update() { var context = new PlutoContext(); var course = context.Courses.Find(4); course.Name = "New Name"; course.AuthorId = 2; context.SaveChanges(); }
private static void DeleteMany() { var context = new PlutoContext(); var author = context.Authors.Include(a => a.Courses).Single(a => a.Id == 2); context.Courses.RemoveRange(author.Courses); context.Authors.Remove(author); context.SaveChanges(); }
private static void AddCourse() { var context = new PlutoContext(); var author = context.Authors.Single(a => a.Id == 1); var course = new Course { Name = "New Course 2", Title = "Some Title 2", Description = "New Description 2", FullPrice = 19.95f, Level = CourseLevel.Beginner, Author = author }; context.Courses.Add(course); context.SaveChanges(); }