摘要: (2) select level, t.* from tb_menu t start with id = 1 connect by prior t.id = t.parent; (3)select level, t.id, lpad(' ', level * 4) || t.title as tit 阅读全文
posted @ 2018-09-17 19:15 坏脾气 阅读(26163) 评论(2) 推荐(0) 编辑