How to Bind a GridView from database

Question

How to bind a GridView?

I want to display my table data in a gridview.

I have createed SQL table EmpDetail with columns ID, Name, Salary D

Answer 1

try this....

 protected void Page_Load(object sender, EventArgs e)
{
    using (var conn = new SqlConnection(ConfigurationManager.ConnectionStrings["myDB"].ConnectionString))
    {
        SqlCommand cmd = new SqlCommand("select * from Table1", conn);
        conn.Open();
        SqlDataReader dr = cmd.ExecuteReader();
        GridView1.DataSource = dr;
        GridView1.DataBind();
        conn.Close();
    }

}