using System;
  using System.Data;
  using System.Data.SqlClient;
  using System.Configuration;
  using System.Web;
  using System.Web.Security;
  using System.Web.UI;
  using System.Web.UI.WebControls;
  using System.Web.UI.WebControls.WebParts;
  using System.Web.UI.HtmlControls;
  using MySQLDriverCS;
  
  /// <summary>
  /// db 的摘要说明
  /// </summary>
  public class db
  {
   public db()
   {
   //
   // TODO: 在此处添加构造函数逻辑
   //
   }
   /* public static SqlConnection createCon()
   {
   return new SqlConnection("server=.;database=ylcg;uid=sa;pwd=123456;");
   }*/
   public static MySQLConnection createCon()
   {
   return new MySQLConnection(new MySQLConnectionString("localhost","ylcg","root","123456").AsString);
   }
   /* public static DataTable ylTable()
   {
   SqlConnection con = db.createCon();
   SqlDataAdapter sda = new SqlDataAdapter();
   sda.SelectCommand = new SqlCommand("select * from yl", con);
   DataSet myds = new DataSet();
   sda.Fill(myds, "yl");
   sda.Dispose();
   con.Close();
   return myds.Tables["yl"];
   }*/
   public static DataTable ylTable()
   {
   MySQLConnection con = db.createCon();
   MySQLDataAdapter sda = new MySQLDataAdapter();
   sda.SelectCommand = new MySQLCommand("select * from yl",con);
   DataSet myds = new DataSet();
   sda.Fill(myds, "yl");
   sda.Dispose();
   con.Close();
   return myds.Tables["yl"];
   }
   /* public static void insertNew(int num)
   {
   SqlConnection con = db.createCon();
   SqlCommand cmd = new SqlCommand();
   try
   {
   for (int i = 0; i < 100; i++)
   {
   string[] times ={"00:10","00:20","00:30","00:40","00:50",
   "01:10","01:20","01:30","01:40","01:50",
   "02:10","02:20","02:30","02:40","02:50",
   "03:10","03:20","03:30","03:40","03:50",
   "04:10","04:20","04:30","04:40","04:50",
   "05:10","05:20","05:30","05:40","05:50",
   "06:10","06:20","06:30","06:40","06:50",
   "07:10","07:20","07:30","07:40","07:50",
   "08:10","08:20","08:30","08:40","09:50",
   "10:10","10:20","10:30","10:40","10:50",
   "11:10","11:20","11:30","11:40","11:50",
   "12:10","12:20","12:30","12:40","12:50",
   "13:10","13:20","13:30","13:40","13:50",
   "14:10","14:20","14:30","14:40","14:50",
   "15:10","15:20","15:30","15:40","15:50",
   "16:10","16:20","16:30","16:40","16:50",
   "17:10","17:20","17:30","17:40","17:50",
   "18:10","18:20","18:30","18:40","18:50",
   "19:10","19:20","19:30","19:40","19:50"};
   System.Random r = new Random();
   int myyl = r.Next(1120, 1890);
   string sql = "insert into yl values('" + times[i].ToString() + "'," + myyl + ",11)";
   // System.Web.HttpContext.Current.Response.Write(sql);
   con.Open();
   cmd.Connection = con;
   cmd.CommandType = CommandType.Text;
   cmd.CommandText = sql;
   cmd.ExecuteNonQuery();
   cmd.Dispose();
   con.Close();
   }
   }
   catch
   {
   System.Web.HttpContext.Current.Response.Write("dd");
   }
  
   }*/
   public static void insertNew(int num)
   {
   MySQLConnection con = db.createCon();
   MySQLCommand cmd = new MySQLCommand();
   try
   {
   for (int i = 0; i < 100; i++)
   {
   string[] times ={"00:10","00:20","00:30","00:40","00:50",
   "01:10","01:20","01:30","01:40","01:50",
   "02:10","02:20","02:30","02:40","02:50",
   "03:10","03:20","03:30","03:40","03:50",
   "04:10","04:20","04:30","04:40","04:50",
   "05:10","05:20","05:30","05:40","05:50",
   "06:10","06:20","06:30","06:40","06:50",
   "07:10","07:20","07:30","07:40","07:50",
   "08:10","08:20","08:30","08:40","09:50",
   "10:10","10:20","10:30","10:40","10:50",
   "11:10","11:20","11:30","11:40","11:50",
   "12:10","12:20","12:30","12:40","12:50",
   "13:10","13:20","13:30","13:40","13:50",
   "14:10","14:20","14:30","14:40","14:50",
   "15:10","15:20","15:30","15:40","15:50",
   "16:10","16:20","16:30","16:40","16:50",
   "17:10","17:20","17:30","17:40","17:50",
   "18:10","18:20","18:30","18:40","18:50",
   "19:10","19:20","19:30","19:40","19:50"};
   System.Random r = new Random();
   int myyl = r.Next(1120, 1890);
   string sql = "insert into yl(sendtime,sendvalue,cgID) values('" + times[i].ToString() + "'," + myyl + ",11)";
   // System.Web.HttpContext.Current.Response.Write(sql);
   con.Open();
   cmd.Connection = con;
   cmd.CommandType = CommandType.Text;
   cmd.CommandText = sql;
   cmd.ExecuteNonQuery();
   cmd.Dispose();
   con.Close();
   }
   }
   catch
   {
   System.Web.HttpContext.Current.Response.Write("dd");
   }
   }
  }
  
  
  
  
  mysql> create table yl( ylID int(10) unsigned NOT NULL AUTO_INCREMENT primary ke
  y, sendtime varchar(20), sendvalue int(10), cgID int(10) not null) ENGINE=MyISAM
   AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;