标签：ticket tick htm sql sele href 参考 style https
select serial_num,count(*) as count FROM card_ticket GROUP BY serial_num HAVING count >1
参考 https://www.cnblogs.com/xuzhengzong/p/9877248.html
标签：ticket tick htm sql sele href 参考 style https
原文地址：https://www.cnblogs.com/jing-yan/p/12598853.html
