public static void AddCourse(Course course) { using (var db = new SchoolEntities()) { db.Courses.Add(course); db.SaveChanges(); } }
public static void DeleteCourse(int id) { var course = GetCourseByID(id); using (var db = new SchoolEntities()) { db.Courses.Remove(course); db.SaveChanges(); } }
public static void UpdateCourse(Course course, Course updatedCourse) { using (var db = new SchoolEntities()) { course.Title = updatedCourse.Title; course.Credits = updatedCourse.Credits; course.DepartmentID = updatedCourse.DepartmentID; db.SaveChanges(); } }