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;