How to bind repeater on grid view row click

protected void onShowActive_Command(object sender, CommandEventArgs e)

{
       LinkButton lkbtnShowActive = (LinkButton)sender;
         GridViewRow row = (GridViewRow)lkbtnShowActive.NamingContainer;
         Repeater rep =(Repeater)row.FindControl("Repeater1") as Label;
         rep.DataSource = BindActiveRecords(id); // bind ur active records by ur primary key         rep.DataBind();
}

protected void onShowAll_Command(object sender, CommandEventArgs e)
{

       LinkButton lkbtnShowAll = (LinkButton)sender;
        GridViewRow row =  (GridViewRow)lkbtnShowAll.NamingContainer;
         Repeater rep =(Repeater)row.FindControl("Repeater1") as Label;
         rep.DataSource = BindAllRecords(id); // bind ur all records by ur primary key                        rep.DataBind();

}
hope this will help you.