vs2010连接Oracle数据库（支持.net 2.0）

        private void btnSelect_Click(object sender, EventArgs e)
        {
            string connectionString;
            string queryString;
            connectionString = "Data Source=Oracle;User ID=zjhis;PassWord=zjhis";//数据库连接字符串
            queryString = string.Format("select * from mz_mzsfk1 where sfsb = {0}", tbxSfsb.Text.ToString());//sql语句
            OracleDataAdapter adapter = new OracleDataAdapter(queryString,connectionString);//执行语句，执行结果在adapter中
            DataSet ds= new DataSet();
            adapter.Fill(ds, "mz_mzsfk1");//将执行结果填入dataset中
            DataTable dt = ds.Tables["mz_mzsfk1"];
            tbxSfsb.Text = dt.Rows[0]["SFSB"].ToString();
            tbxName.Text = dt.Rows[0]["BRXM"].ToString();
            tbxXj.Text = dt.Rows[0]["XJ"].ToString();
 
        }