Data list with column

 <asp:DataList ID="dlstmovie" runat="server" 
 RepeatColumns="4"   
 RepeatDirection="Horizontal" 
 Width="100%"
  CellPadding="4"
  CellSpacing="4" 
  OnItemCommand="dlstmovie_ItemCommand">

 <ItemTemplate>
     
     
 <asp:Label ID="Label3" runat="server" Visible="false" Text='<%#Eval("pyear") %>'>'> 

 </asp:Label>


 <asp:Button ID="but1" runat="server"   Width="114px"  CommandName="but1_Click"

  CssClass="contact-form"   Text='<%#Eval("pyear") %>'/>
                     
     
    </ItemTemplate>




c# code




  protected void show()
    {
       
        cn = new SqlConnection(cs);
        cn.Open();

        cm = new SqlCommand("select  pyear from publishtb group by pyear  ORDER BY pyear asc", cn);
        DataSet ds = new DataSet();
        SqlDataAdapter da = new SqlDataAdapter(cm);
        da.Fill(ds);

        dlstmovie.DataSource = ds;
        dlstmovie.DataBind();
        cn.Close();





    }