摘要: mysql代码: 通过父节点查询所有子节点id SELECT t3.id FROM ( SELECT t1.id, t1.parentid, t2.*, IF(FIND_IN_SET(t1.parentid, @pids) > 0, @pids := CONCAT(@pids, ',', t1.id 阅读全文
posted @ 2020-10-27 17:50 小飛 阅读(832) 评论(0) 推荐(0) 编辑