Filling Multiple DataTables : OleDbDataAdapter « Database « ASP.NET Tutorial

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="FillingMultipleDataTables" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "">
<html xmlns="">
<head id="Head1" runat="server">
   <title>Filling Multiple DataTables</title>
   <form id="form1" runat="server">
      <div id="container">
         <h1>Filling Multiple DataTables</h1>
         This example illustrates the filling of multiple <code>DataTable</code>s
      <asp:GridView ID="grdBooks" runat="server" />
      <asp:GridView ID="grdAuthors" runat="server" />
         <asp:Label ID="labMsg" runat="server" />

File: Default.aspx.cs

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

using System.Data.OleDb;

public partial class FillingMultipleDataTables : System.Web.UI.Page
   protected void Page_Load(object sender, EventArgs e)
      string connString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=";
      connString += Server.MapPath("~/App_Data/Book.mdb") + ";";

      DataSet ds = new DataSet();

         OleDbConnection conn = new OleDbConnection(connString);

         OleDbDataAdapter adapter = new OleDbDataAdapter();

         string sqlBooks = " SELECT * FROM Books";
         OleDbCommand cmdBooks = new OleDbCommand(sqlBooks, conn);
         adapter.SelectCommand = cmdBooks;
         adapter.Fill(ds, "BooksTable");

         string sqlAuthors = " SELECT * FROM Authors";
         OleDbCommand cmdAuthors = new OleDbCommand(sqlAuthors, conn);
         adapter.SelectCommand = cmdAuthors;

         adapter.Fill(ds, "AuthorsTable");   

         grdAuthors.DataSource = ds.Tables["AuthorsTable"].DefaultView;

         grdBooks.DataSource = ds.Tables["BooksTable"].DefaultView;

      catch (Exception ex)


18.14.1.Fill the DataSet by using the OleDbDataAdapter and connection to Access Database (
18.14.2.Use DataTable to read the result set from an OleDbDataAdapter and a DataSet (
18.14.3.Filling Multiple DataTables