ASP.NET 2.0Á¬½ÓOracle 10g

using System;
using System.Data;
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 System.Data.OracleClient;//ÒýÈëÃüÃû¿Õ¼ä
public partial class _Default : System.Web.UI.Page 
{
    protected void Page_Load(object sender, EventArgs e)
    {
        String connstr = "Data Source=orcl;User ID=system;Password=orcl;Unicode=True";
        OracleConnection oraConn = new OracleConnection(connstr);
        OracleDataAdapter da = new OracleDataAdapter("select * from lin", oraConn);
        DataSet ds = new DataSet();
        da.Fill(ds);
        GridView1.DataSource = ds.Tables[0];
        GridView1.DataBind();
    }
}
Á¬½ÓÊôÐÔ»òÔÚweb.confgiÖеÄÅäÖÃ
Æäʵֱ½ÓдÉÏÃæµÄ´úÂë»á³ö²»ÉÙ´íÎóµÄ£¬Òª×öÁ½¸ö¹¤×÷²Å¿ÉÒÔ¡£
1. ASP.NET2.0ÀïĬÈϲ»ÄÜÖ±½ÓÌí¼Óusing System.Data.OracleClient;ÐèÒªÔÚÌî¼ÓÒýÓõÄ.NET×é¼þ¿òÀïÑ¡ÔñSystem.Data.OracleClientÌí¼Óºó²ÅÄÜÓá£
2. ÔÚASP.NET1.1Öе÷ÓÃWeb.configÖеÄÊý¾Ý¿âÁ¬½Ó×Ö·û´®Ê±Ê¹ÓÃÓï¾äSystem.Configuration.ConfigurationSettings.AppSettings["oracle"];,ÔÚ2.0ÀïÐëҪʹÓÃSystem.Configuration.ConfigurationManager.AppSettings["oracleconn"];,²¢ÇÒÐèÏÈÔÚÌî¼ÓÒýÓõÄ.NET×é¼þ¿òÀïÑ¡ÔñSystem.ConfigurationÌí¼Óºó²ÅÄÜÓá£
3.ÒÔÉϲÉÓõÄÊÇ´ÓASP.NETǨÒÆÀ´µÄ´úÂë·ç¸ñ£¬Èç¹û²ÉÓÃ2.0ÖеÄconnectionStrings,ÐèÒªÐ޸ĵĴúÂëÈçÏÂ:
Web.Config
<connectionStrings>
    <add name="oracleconn" connectionString="User ID=Óû§Ãû;Password=ÃÜÂë;Data Source=Êý¾Ý¿â·þÎñÃû" providerName="System.Data.OracleClient"/>
</connectionStrings>
´úÂëÈçÏÂÐèÒªÐÞ¸Ä,ÆäËû¶¼²»±ä:
string strcon = Syste