#region Using directives

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.OleDb;
using System.Drawing;
using System.Windows.Forms;

#endregion

namespace UsingADOManagedProvider
{
   partial class ADONetForm1 : Form
   {
      public ADONetForm1( )
      {
         InitializeComponent( );

         // connect to Northwind Access database
         string connectionString = "provider=Microsoft.JET.OLEDB.4.0; " + "data source = c:\\nwind.mdb";

         // get records from the customers table
         string commandString = "Select CompanyName, ContactName from Customers";

         // create the data set command object 
         // and the DataSet

         OleDbDataAdapter DataAdapter = new OleDbDataAdapter( commandString, connectionString );

         DataSet DataSet = new DataSet( );

         // fill the data set object
         DataAdapter.Fill( DataSet, "Customers" );

         // Get the one table from the DataSet
         DataTable dataTable = DataSet.Tables[0];

         // for each row in the table, display the info
         foreach ( DataRow dataRow in dataTable.Rows )
         {
            lbCustomers.Items.Add( dataRow["CompanyName"] + " (" + dataRow "ContactName"] + ")" );
         }
      }
   }
}
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2009/10/05 18:17 2009/10/05 18:17

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