admin/pic_del.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;
using System.Data.Sql;

public partial class admin_pic_del : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        string connstr = ConfigurationManager.ConnectionStrings["yutian66"].ConnectionString;
        SqlConnection conn = new SqlConnection(connstr);
        conn.Open();
        string sqlid = Request.QueryString["id"];
        string sql = "delete from images where id='" + sqlid + "'";
        SqlCommand cmd = new SqlCommand(sql, conn);
        cmd.ExecuteNonQuery();
        conn.Close();
        Response.Redirect("pic_list.aspx");
        
    }
}