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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using Oracle.DataAccess.Client;
using System.Windows.Forms;
namespace OraWinApp
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
string oradb = "Data Source=(DESCRIPTION=" + "(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=10.1.3.14)(PORT=1521)))" + "(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=lab)));" + "User Id=adte;Password=adte123;";
OracleConnection conn = new OracleConnection(oradb);
try
{
conn.Open();
string sql = "select * from TB_ZCTYPE";
OracleCommand cmd = new OracleCommand(sql, conn);
cmd.CommandType = CommandType.Text;
OracleDataAdapter oda = new OracleDataAdapter();
oda.SelectCommand = cmd;
DataSet ds = new DataSet();
oda.Fill(ds);
dataGridView1.DataSource = ds.Tables[0].DefaultView;

}
catch (Exception ex) // catches any error
{
MessageBox.Show(ex.Message.ToString());
}
finally
{
conn.Close();
}
}
}
}

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