MongoDB 3.4 version, C # driver 2.4 operation

private static string _connstr = "mongodb://127.0.0.1:27017";        private static string _dbname = "Test";        Const string CollectionName = "Sun";

  private static Imongodatabase db        {            get            {                var url = new Mongourl (_CONNSTR);                var client = new Mongoclient (URL);                Return client. Getdatabase (_dbname);            }        }

            Database connection string #region//Get Table object imongocollection<video> TB = db.            Getcollection<video> (CollectionName); Delete the current table TB first.            Database.dropcollection (CollectionName); Test data---------------------------------var videos = new List<video> {new Video { Title= "The Perfect Developer", category= "SciFi", minutes=118}, new Video {title= "L OST in Frankfurt am Main ", category=" horror ", minutes=122}, new Video {title=" the            Infinite standup ", category=" horror ", minutes=341}}; Test data---------------------------------//Insert TB.            Insertmany (VIDEOS); Query var all = tb. Find (x = x.title! = string. Empty).            ToList (); Packet query var groupby = tb. Aggregate (). Group (x = x.category,g = new {Name = G.key, Count = G.count (), totalminutes = g.sum (x = = x.minutes)}).                      ToList (); Updated//updating title with "The Perfect developer" video ' s ' title ' and ' minute ' TB. Findoneandupdate (x = X.title = = "The Perfect Developer", Builders<video>. Update.set (x = x.title, "A Perfect Developer [Updated]").                                          Addtoset (x = x.comments, "Good video!") .            Addtoset (x = x.comments, "not bad")); all = TB. Find (x = x.title! = string. Empty).                       ToList (); Remove TB.            Deleteone (x = x.minutes = = 122); all = TB. Find (x = x.title! = string. Empty).                       ToList (); #endregion

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It is recommended to use a 2 MongoDB GUI

1, Mongodbcompass

2, Robomongo

64-bit MongoDB installation tools and GUI tools under Windows

Http://pan.baidu.com/s/1c2gqJGO

. NET MongoDB Drivers

Http://pan.baidu.com/s/1eRZ1eNo

MongoDB 3.4 version, C # driver 2.4 operation