Query階段錯誤，請檢查SQL語法
select * from act_item where use_mark = 'y' and (A_3 !='') and (A_1 = '64') ORDER BY str_to_date(A_2,'%Y/%m/%d') desc,serial_no Desc
MySQL傳回訊息：
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-10 , 10' at line 1
