ASP.NET C# : Load multiple data table in DataSet. If you want to add multiple table in DataSet then need two SqlDataAdapter for DataSet.
Source code :
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default3.aspx.cs" Inherits="Default3" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
</div>
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Add multiple table in dataSet" />
<asp:GridView ID="GridView1" runat="server">
</asp:GridView>
<br />
<asp:GridView ID="GridView2" runat="server"></asp:GridView>
</form>
</body>
</html>
Code Behind Code
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
public partial class Default3 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection();
con.ConnectionString = ConfigurationManager.ConnectionStrings["ConnectionString"].ToString();
con.Open();
SqlDataAdapter productadapter = new SqlDataAdapter();
productadapter.TableMappings.Add("Table", "Suppliers");
SqlCommand cmd = new SqlCommand();
cmd.CommandText = "Select * from [Suppliers]";
cmd.Connection = con;
productadapter.SelectCommand = cmd;
DataSet ds = new DataSet();
productadapter.Fill(ds);
SqlDataAdapter adapter = new SqlDataAdapter();
adapter.TableMappings.Add("Table", "Products");
SqlCommand cmd1 = new SqlCommand();
cmd1.CommandText = "Select * from [Products]";
cmd1.Connection = con;
adapter.SelectCommand = cmd1;
adapter.Fill(ds);
con.Close();
GridView1.DataSource = ds.Tables["Products"];
GridView1.DataBind();
GridView2.DataSource = ds.Tables["Suppliers"];
GridView2.DataBind();
}
}
Code Generate the following output
