db_data.id=conn.QueryFirstOrDefault<int?>(" select id from dc_base_trans_temp_schedule where `code`=@code and `sku`=@sku ",new{sku=db_data.sku,purchase_code=db_data.code})??0;
db_data.id=conn.QueryFirstOrDefault<int?>(" select id from dc_base_trans_temp_schedule where `code`=@code and `sku`=@sku ",new{sku=db_data.sku,code=db_data.code})??0;