摘要：
原SQL语句select t.mail_no,wm_concat(t.notice_no) as notice_no_all from ardba.arbino t group by t.mail_no错误信息解决SQLselect a.mail_no,wm_concat(a.notice_no) || max(a.str) as notice_no_all from (select k.mail_no,k.notice_no, case when k.all_sum > 4000 then '...' else null end as str from(select t 阅读全文
