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Gopal Rao
Mumbai, Maharashtra, India
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Create database connection by stored procedure in asp.net using c#
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Introduction 
In this code i explained about how to make connection to database by store procedure.
here i take all the column values from the customer table and store in gridview.
Preview of gridview 
Default.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:GridView ID="GridView1" runat="server">
        </asp:GridView>
    </div>
    </form>
</body>
</html>
Default.aspx.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;

public partial class _Default : System.Web.UI.Page
{
    SqlConnection conn = new SqlConnection(@"data source=LAKSHANYA\SQLEXPRESS;Initial Catalog=master;Integrated
security=true");
    protected void Page_Load(object sender, EventArgs e)
    {
        bind();
    }
    public void bind()
    {
        try
        {
            conn.Open();
            SqlCommand cmd = new SqlCommand();
            cmd.CommandType = CommandType.StoredProcedure;
            cmd.CommandText = "sp_example";
            cmd.Connection = conn;
            SqlDataAdapter da = new SqlDataAdapter();
            da.SelectCommand = cmd;
            DataSet ds = new DataSet();
            da.Fill(ds);
            GridView1.DataSource = ds;
            GridView1.DataBind();
        }
        catch (Exception e)
        {
            throw e;
        }
        finally
        {
            conn.Close();
        }
    }
}
Sql table and Stored procedure
create table Customer(
s_no int IDENTITY(1,1) primary key,
First_name varchar(20),
Last_name varchar(20),
Address varchar(20))

create procedure sp_example
as
begin
select * from Customer
end
Conclusion 
Thanks for read it.Happy learning....
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