public static void UpdateSubject(Subject changingSubject) { LinqBooksDataContext context = new LinqBooksDataContext(); Subject existingSubject = context.Subject.Where(subject => subject.ID == changingSubject.ID).FirstOrDefault(); existingSubject.Name = changingSubject.Name; existingSubject.Description = changingSubject.Description; context.SubmitChanges(); }
GetExpensiveBooks(decimal minimumPrice) { LinqBooksDataContext context = new LinqBooksDataContext(ConfigurationManager.ConnectionStrings["SqlConStr"].ConnectionString); return(ExpensiveBooks(context, minimumPrice)); }