net操作access數據庫示例分享

復制代碼 代碼如下:
using System;
using System.Data;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.OleDb;

/// <summary>
///AccessDB 的摘要說明
/// </summary>
public class AccessDB
{
    public AccessDB()
    {
        //TODO: 在此處添加構造函數邏輯
    }

    /// <summary>
    /// 讀取Access數據庫
    /// </summary>
    private void ReadAccessData()
    {
        //1、建立連接
        string sAccessConnection = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Documents and Settings\Administrator.WWW-410ADC78208\桌面\應用程序.mdb";
        OleDbConnection odcConnection = new OleDbConnection(sAccessConnection);
        //2、打開連接
        odcConnection.Open();
        //建立SQL查詢
        OleDbCommand odCommand = odcConnection.CreateCommand();
        //3、輸入查詢語句
        odCommand.CommandText = "SELECT table.編號, table.[123], table.[456] FROM [table];";
        //建立讀取
        OleDbDataReader odrReader = odCommand.ExecuteReader();
        //查詢並顯示數據
        while (odrReader.Read())
        {
            ListViewItem item = new ListViewItem();
            item.SubItems.Add(odrReader[0].ToString());
            item.SubItems.Add(odrReader[1].ToString());
            item.SubItems.Add(odrReader[2].ToString());
            this.listView1.Items.Add(item);
        }
        //關閉連接
        odrReader.Close();
        odcConnection.Close();
    }
    /// <summary>
    /// add
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    private void button1_Click(object sender, EventArgs e)
    {
        //1、建立連接
        string sAccessConnection = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Documents and Settings\Administrator.WWW-410ADC78208\桌面\應用程序.mdb";
        OleDbConnection odcConnection = new OleDbConnection(sAccessConnection);
        //2、打開連接
        odcConnection.Open();
        //建立SQL查詢
        OleDbCommand odCommand = odcConnection.CreateCommand();
        //3、輸入查詢語句
        odCommand.CommandText = "INSERT INTO [table]([123],[456]) VALUES('88','88' )";
        //執行
        odCommand.ExecuteNonQuery();
        //關閉連接
        odcConnection.Close();
        this.listView1.Items.Clear();
        ReadAccessData();
    }

    /// <summary>
    /// delete
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    private void button3_Click(object sender, EventArgs e)
    {
        //1、建立連接
        string sAccessConnection = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Documents and Settings\Administrator.WWW-410ADC78208\桌面\應用程序.mdb";
        OleDbConnection odcConnection = new OleDbConnection(sAccessConnection);
        //2、打開連接
        odcConnection.Open();
        //建立SQL查詢
        OleDbCommand odCommand = odcConnection.CreateCommand();
        //3、輸入查詢語句
        string sql = "DELETE table.編號 FROM [table] WHERE (((table.編號)=" + this.listView1.SelectedItems[0].SubItems[1].Text + "))";
        odCommand.CommandText = sql;
        //執行
        odCommand.ExecuteNonQuery();
        //關閉連接
        odcConnection.Close();
        this.listView1.Items.Clear();
        ReadAccessData();
    }

    /// <summary>
    /// update
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    private void button2_Click(object sender, EventArgs e)
    {
        //1、建立連接
        string sAccessConnection = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Documents and Settings\Administrator.WWW-410ADC78208\桌面\應用程序.mdb";
        OleDbConnection odcConnection = new OleDbConnection(sAccessConnection);
        //2、打開連接
        odcConnection.Open();
        //建立SQL查詢
        OleDbCommand odCommand = odcConnection.CreateCommand();
        //3、輸入查詢語句
        string sql = "UPDATE [table] SET 123='11',456='11'  WHERE (((table.編號)=" + this.listView1.SelectedItems[0].SubItems[1].Text + "))";
        odCommand.CommandText = sql;
        //執行
        odCommand.ExecuteNonQuery();
        //關閉連接
        odcConnection.Close();
        this.listView1.Items.Clear();
        ReadAccessData();
    }
}