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protected void Button1_Click(object sender, EventArgs e)
    {
        /*=============²âÊÔͨ¹ý===============*/
       
OleDbConnection con = new
OleDbConnection("Provider=Microsoft.Jet.OleDb.4.0;Data
Source=C:/Inetpub/wwwroot/DotNetArticle/App_Data/DotNetArticle.mdb");
        con.Open(); 
        OleDbCommand cmd = new OleDbCommand();
        cmd.Connection = con;
        cmd.Transaction = con.BeginTransaction();
        try
        {
            string sql1 = "insert into teaminfo (num,username,isplay) values(1,'a',1)";
            string sql2 = "insert into teaminfo (num,username,isplay) values(2,'b',1)";
            string sql3 = "insert into teaminfo (num,username,isplay) values(3,'c',1)";
            string[] SQLStringList = { sql1, sql2, sql3 };
            for (int n = 0; n < SQLStringList.Length; n++)
            {
                string strsql = SQLStringList[n].ToString();
                if (strsql.Trim().Length > 1)
                {