如:
select u_id, to_char(wmsys.wm_concat(distinct name ) ) as name from thomas group by charge_code
select u_id, wmsys.wm_concat(name || ‘(‘ || num || ‘斤)‘ ) as name from shopping group by u_id
上面charge_code为2的时,有两个梨子,如何实现 梨子(11)呢?
原文:https://www.cnblogs.com/thomasbc/p/12470079.html