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Friday, May 15, 2015
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How to load multiple data table in DataSet

2:27 AMFriday, May 15, 2015
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


How to load multiple data table in DataSet

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