public static int RemoveBooks(BookShopContext context) { var booksToDelete = context .Books .Where(b => b.Copies < 4200); int numberOfBooks = booksToDelete.Count(); context.BulkDelete(booksToDelete); return(numberOfBooks); }
public static int RemoveBooks(BookShopContext context) { var books = context .Books .Where(b => b.Copies < 4200) .ToArray(); var count = books.Length; context.BulkDelete(books); context.SaveChanges(); return(count); }