给C# .NET 的兄弟们做点小贡献 - NoSql LevelDB .net 移植版 普通PC 100万条数据插入不超过4秒

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using WebSystem.Framework.DAO.LevelDB;

namespace LevelDbDemo
{
class Program
{
static DB Database { get; set; }
static string DatabasePath { get; set; }
static void Main(string[] args)
{
var tempPath = Path.GetTempPath();
var randName = Path.GetRandomFileName();
DatabasePath = Path.Combine(tempPath, randName);
Cache c = new Cache(100 * 1024 * 1024);
var options = new Options()
{
BlockCache = c,
CreateIfMissing = true,
};
Database = new DB(options, "mylevel.db");

//开始时间
TimeSpan runTime = new TimeSpan(DateTime.Now.Ticks);

//循环插入 100万 k,v
for (int i = 0; i < 1000000; i++)
{
Database.Put(i.ToString(), i.ToString() + "A");
}

//迭代取所有数据
//var entries = new List<KeyValuePair<string, string>>();
//try
//{
//    foreach (var entry in Database)
//    {
//        entries.Add(entry);
//    }
//}
//catch { }

//取某一个key 的 值
string value = Database.Get("123455");  //大约 0.00X 几秒

//结束时间
TimeSpan timeNow = new TimeSpan(DateTime.Now.Ticks);
//时间间隔
TimeSpan ts = timeNow.Subtract(runTime).Duration();
Console.WriteLine(" 用时：" + ts.TotalSeconds.ToString() + "秒 " + ts.TotalMilliseconds.ToString() + "毫秒");

}
}
}