varsql="select t1.gross_amount,(t1.gross_amount*t1.other_to_cny_exchange_rate) gross_amount_rmb from dc_base_finance_paypal t1 where 1=1 ";
varsql="select sum(t1.gross_amount) gross_amount,sum(t1.gross_amount*t1.other_to_cny_exchange_rate) gross_amount_rmb from dc_base_finance_paypal t1 where 1=1 ";