dsfsfs 发表于 2017-12-15 09:59:48

[C#] C# 与 MongoDB 的 CURD

static void Main(string[] args)  
{
  

//建立连接  
var client = new MongoClient();
  
//建立数据库
  
var database = client.GetDatabase("TestDb");
  
//建立collection
  
var collection = database.GetCollection<BsonDocument>("foo");
  

  
var document = new BsonDocument
  
{
  
{"name","MongoDB"},
  
{"type","Database"},
  
{"count",1},
  
{"info",new BsonDocument{{"x",203},{"y",102}}}
  
};
  
//插入数据
  
            collection.InsertOne(document);
  

  
var count = collection.Count(document);
  
Console.WriteLine(count);
  

  
//查询数据
  
var document1 = collection.Find(document);
  
Console.WriteLine(document1.ToString());
  

  
//更新数据
  
var filter = Builders<BsonDocument>.Filter.Eq("name", "MongoDB");
  
var update = Builders<BsonDocument>.Update.Set("name", "Ghazi");
  

  
collection.UpdateMany(filter, update);
  

  
//删除数据
  
var filter1 = Builders<BsonDocument>.Filter.Eq("count", 101);
  

  
collection.DeleteMany(filter1);
  

  
BsonDocument document2 = new BsonDocument();
  
document2.Add("name", "MongoDB");
  
document2.Add("type", "Database");
  
document2.Add("count", "1");
  

  
collection.InsertOne(document2);
  

  
Console.Read();
  
}
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