dotnet&mysql

Peter Pan — Tue, 23 Sep 2008 15:59:00 GMT

using System;
using System.Data;
using System.Configuration;
using System.Collections;
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 MySql.Data.MySqlClient;

public partial class news : System.Web.UI.Page
{

     protected void Page_Load(object sender, EventArgs e)
     {

         DataTable    dt = new DataTable();
        string connStr = String.Format( " server={0};user id={1}; password={2}; database=test; pooling=false " ,
                 " 127.0.0.1 " , " root " , " 123 " );
        MySqlConnection conn = new MySqlConnection(connStr);
        conn.Open();
        MySqlDataAdapter msda = null ;
        MySqlCommandBuilder cb = null ;
         try
         {
             // 查询
            msda = new MySqlDataAdapter( " select * from test " , conn);
            cb = new MySqlCommandBuilder(msda);
            msda.Fill(dt);
        }
         catch (MySqlException ex)
         {
            System.Console.WriteLine( " Failed to populate mysql data: " + ex.Message);
        }
         finally
         {
             if (conn != null ) conn.Close();
        }

         // 更新
        conn.Open();
        DataRow row1 = dt.Rows[ 0 ];
        row1[ " name " ] = " 00 " ;
        row1[ " password " ] = " 00 " ;
        msda.Update(dt);
        dt.AcceptChanges();
        conn.Close();

         // 新增
        conn.Open();
        DataRow row2 = dt.NewRow();
        row2[ " id " ] = 6 ;
        row2[ " name " ] = " 6 " ;
        row2[ " password " ] = " 6 " ;
        dt.Rows.Add(row2);
        msda.Update(dt);
        dt.AcceptChanges();
        conn.Close();

         // 删除
        conn.Open();
        DataRow row3 = dt.Rows[ 1 ];
        row3.Delete();
        msda.Update(dt);
        dt.AcceptChanges();
        conn.Close();

         // 填充��面
         this .DataList1.DataSource = dt.DefaultView;
         this .DataList1.DataBind();

    }

}

Peter Pan 2008-09-23 23:59 发表评论

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dotnet&mysql