Попробуйте
На странице загрузки
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
loadGrid();
}
}
На странице обмена
private void loadGrid()
{
using (your_bankEntities context = new your_bankEntities()) //use your connection .edmx
{
var jmDados = (from jm in context.yourdbo orderby jm.your fieldkey
select new
{
jm.Field1,
jm.Field2,
jm.Field3,
jm.Field4,
........
jm.n
}).ToList();
GridView1.DataSource = jmDados;
GridView1.DataBind();
}
}
На странице обмена
GridView1.PageIndex = e.NewPageIndex;
loadGrid();