public static int DeleteLastVoucherInformation(tLastVoucherInformation lastVoucher)
        {
            int rowsAdded;

            var query = "DELETE FROM tLastVoucherInformation";
            using (IDbConnection connection = DbConnectionHelper.GetConnection())
            {
                rowsAdded = connection.Execute(query, lastVoucher);
            }

            return rowsAdded;
        }
        public static int AddLastVoucherInformation(tLastVoucherInformation lastVoucher)
        {
            int rowsAdded;

            using (IDbConnection connection = DbConnectionHelper.GetConnection())
            {
                var query = SqlQueryHelper.GetInsertQuery<tLastVoucherInformation>();

                rowsAdded = connection.Execute(query, lastVoucher);

            }

            return rowsAdded;
        }