摘要： 例子：public static void getUserRFM(DateTime beginTime, DateTime endTime) { MongoDatabase mongoDB = getConnection(); //会员消费明细的实体类 List shopplist = new List(); //获得Ky_shopplist集合 MongoCollection col = mongoDB.GetCollection("Ky_Shopplist"); //获得Ky_UserRFM的集合 MongoCollection colRFM = mongoDB.Get 阅读全文