<%@ Page language="c#" %>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.SQLClient" %>
<script language="c#" runat="server">
private void Page_Load(object sender, System.EventArgs e)
{
  SqlConnection cnn = new SqlConnection("server=DBSERVER;User id=USER;password=PASSWORD;database=DB");
  SqlCommand objCommand = new SqlCommand("Select campo from tabella", objConn);
  objCommand.Connection.Open();
  SqlDataReader aReader = objCommand.ExecuteReader(CommandBehavior.CloseConnection);
  try
  {
    while (aReader.Read())
      response.Write(aReader.GetString(1) + "<br/>");
  }
  finally
  {
    aReader.Close();
    objConn.Close();
  }
}
</script>