.NET平台下Redis使用(二)【StackExchange.Redis学习】

上山打老虎

Program.cs内容:

using Newtonsoft.Json;
using StackExchange.Redis;
using System;
using System.Data;
using System.IO;
using System.Runtime.Serialization.Formatters.Binary;
namespace stackexchangeredis
{
  class Program
  {
    static void Main(string[] args)
    {
      ConnectionMultiplexer redis = ConnectionMultiplexer.Connect("localhost:6379,password=123456");
      IDatabase db = redis.GetDatabase();
      long count = 10000 * 10;
      DateTime start = DateTime.Now;
      #region 所有Redis的数据写入方法
      db.StringSet("key_test", "shaocan");
      db.HashSet("userinfo", "name", "shaocan");
      db.SetAdd("set_test", "user1");
      db.SetAdd("set_test", "user2");
      db.SortedSetAdd("sset_test", "user1", DateTime.Now.Ticks);
      db.SortedSetAdd("sset_test", "user2", DateTime.Now.Ticks);
      db.ListLeftPush("list_test", "user1");
      #endregion
      start = DateTime.Now;
      /* BinaryFormat */
      //二进制格式
      for (int i = 0; i < count; i++)
      {
        User user = new User { Id = i, Name = "YouNameIt" + i , Age = 20};
        string key = "myObject" + i;
        byte[] bytes;
        using (var stream = new MemoryStream())
        {
          new BinaryFormatter().Serialize(stream, user);
          bytes = stream.ToArray();
        }
        //设置值
        //SET键保存字符串值。如果key已经拥有一个值，它被覆盖，而不管其类型。
        db.StringSet(key, bytes);
      }

      //读取10w条数据
      for (int i = 0; i < count; i++)
      {
        string key = "myObject" + i;
        User user = null;
        byte[] bytes = (byte[])db.StringGet(key);
        if (bytes != null)
        { 
          using (var stream = new MemoryStream(bytes))
          {
            //二进制流，反序列化
            user = (User)new BinaryFormatter().Deserialize(stream);
          }
        }
        Console.WriteLine(user.Name);
      }
      System.Console.WriteLine(string.Format("Binary Format {0} items takes {1} seconds" , count ,  (DateTime.Now - start).TotalSeconds));
      start = DateTime.Now;
      /* 100000 */
      for (int i = 0; i < count; i++)
      {
        User user = new User { Id = i, Name = "极客神殿" + i, Age = 20 };
        string json = JsonConvert.SerializeObject(user);
        string key = "json" + i;
        db.StringSet(key, json);
      }
      //读取10W条数据
      for (int i = 0; i < count; i++)
      {
        string key = "json" + i;
        string json = db.StringGet(key);
        User user = (User)JsonConvert.DeserializeObject(json, typeof(User));
        Console.WriteLine(user.Name);
      }
      System.Console.WriteLine(string.Format("JSON Format {0} items takes {1} seconds", count, (DateTime.Now - start).TotalSeconds));
      start = DateTime.Now;

      //序列化DataSet为JSON。
      //http://www.newtonsoft.com/json/help/html/SerializeDataSet.htm
      DataSet dataSet = new DataSet("dataSet");
      dataSet.Namespace = "NetFrameWork";
      DataTable table = new DataTable();
      DataColumn idColumn = new DataColumn("id", typeof(int));
      idColumn.AutoIncrement = true;
      DataColumn itemColumn = new DataColumn("item");
      table.Columns.Add(idColumn);
      table.Columns.Add(itemColumn);
      dataSet.Tables.Add(table);
      for (int i = 0; i < 2; i++)
      {
        DataRow newRow = table.NewRow();
        newRow["item"] = "[测试] " + i;
        table.Rows.Add(newRow);
      }
      dataSet.AcceptChanges();
      string _json = JsonConvert.SerializeObject(dataSet, Formatting.Indented);
      //设置dataset1值
      db.StringSet("dataset1", _json);
      DataSet ds = (DataSet)JsonConvert.DeserializeObject(_json, typeof(DataSet));
      Console.WriteLine(ds.Tables[0].Rows[0]["item"].ToString());
      System.Console.ReadLine();
    }
  }
  [Serializable]
  public class User
  {
    public long Id { get; set; }
    public string Name { get; set; }
    public int Age { get; set; }
  }
}

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运行结果如图:

[NoSQL] .NET平台下Redis使用(二)【StackExchange.Redis学习】

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