private static void BulkInsert(SqliteDbContext db) { Stopwatch sw = new Stopwatch(); var user = db.Query <User>(x => x.Id > 0).Take(1).FirstOrDefault(); //var user = db.Query<User>(x => x.Id > 0).Take(1).FirstOrDefault(); var newList = new List <User>(); for (var i = 0; i < 2; i++) { newList.Add(user); } sw.Reset(); sw.Start(); db.BulkInsert <User>("Users", newList); sw.Stop(); Console.WriteLine("BulkInsert List 耗时:" + sw.ElapsedMilliseconds); }