using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Runtime.Serialization;using System.Data;using System.Data.SqlClient;using MongoDB.Bson;using MongoDB.Driver;

namespace ConsoleApplication1{class Program    {static void Main(string[] args)        {//连接信息            string conn = "mongodb://localhost";string database = "demoBase";string collection = "demoCollection";

            MongoServer mongodb = MongoServer.Create(conn);//连接数据库            MongoDatabase mongoDataBase = mongodb.GetDatabase(database);//选择数据库名            MongoCollection mongoCollection = mongoDataBase.GetCollection(collection);//选择集合，相当于表

            mongodb.Connect();

//普通插入            var o = new { Uid = 123, Name = "xixiNormal", PassWord = "111111" };            mongoCollection.Insert(o);

//对象插入            Person p = new Person { Uid = 124, Name = "xixiObject", PassWord = "222222" };            mongoCollection.Insert(p);

//BsonDocument 插入            BsonDocument b = new BsonDocument();            b.Add("Uid", 125);            b.Add("Name", "xixiBson");            b.Add("PassWord", "333333");            mongoCollection.Insert(b);

            Console.ReadLine();        }    }

class Person {public int Uid;public string Name;public string PassWord;

    }}

            /*---------------------------------------------             * sql : SELECT * FROM table              *---------------------------------------------*/            MongoCursor<Person> p = mongoCollection.FindAllAs<Person>();

/*---------------------------------------------             * sql : SELECT * FROM table WHERE Uid > 10 AND Uid < 20             *---------------------------------------------*/            QueryDocument query = new QueryDocument();            BsonDocument b = new BsonDocument();            b.Add("$gt", 10);            b.Add("$lt", 20);            query.Add("Uid", b);

            MongoCursor<Person> m = mongoCollection.FindAs<Person>(query);

/*-----------------------------------------------             * sql : SELECT COUNT(*) FROM table WHERE Uid > 10 AND Uid < 20             *-----------------------------------------------*/long c = mongoCollection.Count(query);

/*-----------------------------------------------            * sql : SELECT Name FROM table WHERE Uid > 10 AND Uid < 20            *-----------------------------------------------*/            QueryDocument query = new QueryDocument();            BsonDocument b = new BsonDocument();            b.Add("$gt", 10);            b.Add("$lt", 20);            query.Add("Uid", b);            FieldsDocument f = new FieldsDocument();            f.Add("Name", 1);

            MongoCursor<Person> m = mongoCollection.FindAs<Person>(query).SetFields(f);/*-----------------------------------------------            * sql : SELECT * FROM table ORDER BY Uid DESC LIMIT 10,10            *-----------------------------------------------*/            QueryDocument query = new QueryDocument();            SortByDocument s = new SortByDocument();            s.Add("Uid", -1);//-1=DESC

            MongoCursor<Person> m = mongoCollection.FindAllAs<Person>().SetSortOrder(s).SetSkip(10).SetLimit(10);