class Program{private static string conn = "mongodb://47.104.206.56:27017";//數據庫名稱private static string dbName = "Test1";//集合名稱private static string colName = "Demo4";//連接服務端static MongoClient client = new MongoClient(conn);//獲取指定數據庫static IMongoDatabase db = client.GetDatabase(dbName);static MongoClientSettings settings = new MongoClientSettings();static async Task Main(string[] args){int i = 0;MongoClientSettings settings = new MongoClientSettings();settings.ConnectionMode = ConnectionMode.Automatic;settings.ClusterConfigurator = cb =>{// 監聽執行語句cb.Subscribe<CommandStartedEvent>(hand =>{Console.WriteLine($"命令名稱:{hand.CommandName};命令內容{hand.Command}");});};settings.Server = new MongoServerAddress("47.104.206.56", 27017);MongoClient client = new MongoClient(settings);//獲取指定數據庫IMongoDatabase db = client.GetDatabase(dbName);IMongoCollection<BsonDocument> coll = db.GetCollection<BsonDocument>(colName);while (true){var data = coll.Find(Builders<BsonDocument>.Filter.Empty).ToList();Thread.Sleep(1000);}}