1.首先mongdb要以auth的方式啟動
mongod --dbpath=D:\mongodb\db --logpath=D:\mongodb\log.txt --install --serviceName "MongoDB" --auth
2.給mongodb增加用戶名密碼
mongo 127.0.0.1:27017/test
db.addUser("sa","123")
3.c#中配置連接字符串 即可連接
var connectionString = "mongodb://sa:123@127.0.0.1:27017/test"; var client = new MongoClient(connectionString);
var server = client.GetServer();