wpf 连接ACCESS增/删/改/查

using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Windows;

namespace BusinessDataSample
{
    /// 

    /// Interaction logic for App.xaml
    /// 

    public partial class App : Application
    {
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2018-02-04 12:30  .vs\
     目录           0  2018-02-04 12:30  .vs\BusinessDataSample\
     目录           0  2018-02-04 12:32  .vs\BusinessDataSample\v15\
     文件       38912  2018-02-04 12:45  .vs\BusinessDataSample\v15\.suo
     目录           0  2018-02-04 12:34  .vs\BusinessDataSample\v15\sqlite3\
     文件      593920  2018-02-04 12:34  .vs\BusinessDataSample\v15\sqlite3\storage.ide
     文件         415  2008-08-02 18:15  app.config
     文件         302  2008-08-02 19:48  App.xaml
     文件         320  2008-08-02 17:26  App.xaml.cs
     目录           0  2018-02-04 12:30  Backup\
     文件         415  2008-08-02 18:15  Backup\app.config
     文件         302  2008-08-02 19:48  Backup\App.xaml
     文件         320  2008-08-02 17:26  Backup\App.xaml.cs
     文件        5105  2008-08-05 19:51  Backup\BusinessDataSample.csproj
     文件         925  2008-08-02 17:26  Backup\BusinessDataSample.sln
     文件      221184  2008-08-02 20:32  Backup\Customers.mdb
     文件      116154  2008-08-05 19:51  Backup\CustomersDataSet.Designer.cs
     文件           3  2008-08-05 19:51  Backup\CustomersDataSet.xsc
     文件       30597  2008-08-05 19:51  Backup\CustomersDataSet.xsd
     文件           3  2008-08-05 19:51  Backup\CustomersDataSet.xss
     文件        5546  2008-08-05 21:59  Backup\MainWindow.xaml
     文件        3607  2008-08-07 21:01  Backup\MainWindow.xaml.cs
     目录           0  2018-02-04 12:30  Backup\Properties\
     文件        2300  2008-08-02 17:26  Backup\Properties\AssemblyInfo.cs
     文件        2865  2008-08-02 17:26  Backup\Properties\Resources.Designer.cs
     文件        5612  2008-08-02 17:26  Backup\Properties\Resources.resx
     文件        1695  2008-08-02 18:15  Backup\Properties\Settings.Designer.cs
     文件        1000  2008-08-02 18:15  Backup\Properties\Settings.settings
     目录           0  2008-08-05 19:49  bin\
     目录           0  2018-02-04 12:35  bin\Debug\
     文件       58880  2018-02-04 12:34  bin\Debug\BusinessDataSample.exe
............此处省略45个文件信息