public void clearInformationFields()
        {
            List<double> listFieldsToClear = new List<double>();
            var mainProvider = RTLAPIEngine.DataManager.MainProvider;
            string query =  "SELECT FamilyID" +
                            " FROM dbo.Family";

            var rs = mainProvider.Execute(query);
            while (!rs.EOF)
            {
                listFieldsToClear.Add(System.Convert.ToInt64(rs.Fields["FamilyID"].Value));
                rs.MoveNext();
            }
            rs.Close();
            rs = null;

            foreach(double id in listFieldsToClear)
            {
                var item = RTLAPIEngine.DSOCache.FamilyProvider.GetFamily(id);
                item.InformationField10 = "";
                dsoCache.FamilyProvider.Save(item, id, false);
            }
        }