调试易

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        DataSet myDataSet = new DataSet();
        public Form1()
        {
            InitializeComponent();
        }        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                string strCon = "Data Source=localhost;Initial Catalog=DB123456;Integrated Security=True";
                SqlConnection myConn = new SqlConnection(strCon);
                string strCom = "SELECT * FROM DB123456";
                myDataSet = new DataSet();
                myConn.Open();
                SqlDataAdapter myCommand = new SqlDataAdapter(strCom, myConn);
                myCommand.Fill(myDataSet, "DB123456");
                myConn.Close();
                statusStrip1.Text = "连接成功";
                
                            }
            catch (Exception ex2)
            {
                statusStrip1.Text = "失败";
                MessageBox.Show("失败:" + ex2.ToString(), "错误");
            }        }
    }
}