Create TABLE Person (
    Id   INTEGER PRIMARY KEY AUTOINCREMENT
                 UNIQUE
                 NOT NULL,
    Name TEXT    NOT NULL,
    Age  INTEGER NOT NULL
);

<connectionStrings>
  <add name="Conn" connectionString="Data Source=F:\test.db;failifmissing=false" providerName="System.Data.SQLite"/>
</connectionStrings>

using System;
using CYQ.Data;
using CYQ.Data.Table;
using CYQ.Entity.main;

namespace ConsoleApplication1
{
    public class Program
    {
        static public void Main(string[] args)
        {
            using (MAction action = new MAction(TableNames.Person))
            {
                //新增记录
                for (int i = 1; i <= 5; i++)
                {
                    action.Set(Person.Name, "user" + i);
                    action.Set(Person.Age, i * 10);
                    action.Insert();
                }

                //修改记录
                action.Set(Person.Name, "mzwu.com");
                action.Set(Person.Age, 10);
                action.Update("Name='user2'"); //修改Name='user2'的用户

                //删除记录
                action.Delete("Age=30"); //删除Age=30的用户

                //查询记录
                MDataTable table = action.Select("Age<50");
                for (int i = 0; i < table.Rows.Count; i++)
                {
                    Console.WriteLine("{0},{1}", table.Rows[i]["Name"].Value, table.Rows[i]["Age"].Value);
                }
            }

            Console.ReadKey();
        }
    }
}