代码如下,没有报错。。。
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Data.OracleClient;
namespace WindowsApplication2
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
string connstring = "Data Source=(DESCRIPTION="
+
" (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.0.1)(PORT = 1521))"
+ "(CONNECT_DATA =(SERVER = DEDICATED)(SERVICE_NAME = orclserv)));"
+"User Id=fdjh_maker;Password=fdjh;";
//数据库连接字符串
OracleConnection con = new OracleConnection(connstring);
DataSet myset = new DataSet();
con.Open();
OracleDataAdapter adapter = new OracleDataAdapter("select * from han_table", con);
adapter.Fill(myset);
this.dataGridView1.DataSource = myset.Tables["han_table"];
}