formdataset.cs

来自「csharp课本的源代码」· CS 代码 · 共 33 行

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.SqlClient;

namespace FillDataSetExample
{
    public partial class FormDataSet : Form
    {
        public FormDataSet()
        {
            InitializeComponent();
        }

        private void FormDataSet_Load(object sender, EventArgs e)
        {
            string connectionString = Properties.Settings.Default.MyDatabaseConnectionString;
            SqlConnection conn = new SqlConnection(connectionString);
            SqlDataAdapter adapter = new SqlDataAdapter("select * from MyTable2", conn);
            DataSet dataset = new DataSet();
            //如果不指定表名，则系统自动生成一个默认的表名
            adapter.Fill(dataset);
            //可以使用索引引用生成的表
            dataGridView1.DataSource = dataset.Tables[0];

        }
             
    }
}